./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label29_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_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/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 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:15:48,289 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:15:48,290 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:15:48,302 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:15:48,302 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:15:48,303 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:15:48,304 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:15:48,305 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:15:48,306 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:15:48,307 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:15:48,307 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:15:48,307 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:15:48,311 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:15:48,311 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:15:48,312 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:15:48,313 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:15:48,313 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:15:48,314 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:15:48,316 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:15:48,326 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:15:48,327 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:15:48,327 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:15:48,329 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:15:48,329 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:15:48,329 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:15:48,334 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:15:48,335 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:15:48,335 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:15:48,336 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:15:48,336 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:15:48,337 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:15:48,337 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:15:48,337 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:15:48,337 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:15:48,338 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:15:48,338 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:15:48,339 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 11:15:48,356 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:15:48,360 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:15:48,361 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:15:48,361 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:15:48,361 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:15:48,362 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:15:48,362 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 11:15:48,362 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:15:48,362 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:15:48,362 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:15:48,362 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:15:48,362 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:15:48,363 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:15:48,363 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:15:48,363 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:15:48,363 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:15:48,363 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:15:48,363 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:15:48,363 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:15:48,363 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:15:48,364 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:15:48,364 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:15:48,364 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 11:15:48,364 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:15:48,366 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:15:48,367 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:15:48,367 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:15:48,367 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 11:15:48,367 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:15:48,367 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:15:48,368 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_17bfe357-cffc-488b-9310-f226b7b37336/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 -> 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 [2018-11-18 11:15:48,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:15:48,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:15:48,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:15:48,417 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:15:48,417 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:15:48,418 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c [2018-11-18 11:15:48,461 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/data/607d9fc58/00b1d620a1264b60b654ddb4d7e205a2/FLAG7e451c41a [2018-11-18 11:15:48,852 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:15:48,852 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c [2018-11-18 11:15:48,872 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/data/607d9fc58/00b1d620a1264b60b654ddb4d7e205a2/FLAG7e451c41a [2018-11-18 11:15:49,223 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/data/607d9fc58/00b1d620a1264b60b654ddb4d7e205a2 [2018-11-18 11:15:49,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:15:49,225 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 11:15:49,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:15:49,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:15:49,228 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:15:49,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:15:49" (1/1) ... [2018-11-18 11:15:49,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c44aa5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49, skipping insertion in model container [2018-11-18 11:15:49,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:15:49" (1/1) ... [2018-11-18 11:15:49,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:15:49,273 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:15:49,579 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:15:49,582 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:15:49,656 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:15:49,672 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:15:49,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49 WrapperNode [2018-11-18 11:15:49,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:15:49,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:15:49,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:15:49,674 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:15:49,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49" (1/1) ... [2018-11-18 11:15:49,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49" (1/1) ... [2018-11-18 11:15:49,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49" (1/1) ... [2018-11-18 11:15:49,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49" (1/1) ... [2018-11-18 11:15:49,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49" (1/1) ... [2018-11-18 11:15:49,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49" (1/1) ... [2018-11-18 11:15:49,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49" (1/1) ... [2018-11-18 11:15:49,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:15:49,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:15:49,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:15:49,794 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:15:49,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/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 11:15:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 11:15:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:15:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 11:15:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 11:15:49,841 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 11:15:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 11:15:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 11:15:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 11:15:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 11:15:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 11:15:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:15:51,506 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:15:51,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:15:51 BoogieIcfgContainer [2018-11-18 11:15:51,507 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:15:51,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 11:15:51,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 11:15:51,510 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 11:15:51,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:15:49" (1/3) ... [2018-11-18 11:15:51,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3f3199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:15:51, skipping insertion in model container [2018-11-18 11:15:51,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:15:49" (2/3) ... [2018-11-18 11:15:51,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3f3199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:15:51, skipping insertion in model container [2018-11-18 11:15:51,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:15:51" (3/3) ... [2018-11-18 11:15:51,513 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label29_true-unreach-call_false-termination.c [2018-11-18 11:15:51,520 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 11:15:51,526 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 11:15:51,538 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 11:15:51,561 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 11:15:51,562 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 11:15:51,562 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 11:15:51,562 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 11:15:51,562 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 11:15:51,563 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 11:15:51,563 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 11:15:51,563 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 11:15:51,563 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 11:15:51,581 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-18 11:15:51,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 11:15:51,589 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:15:51,590 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] [2018-11-18 11:15:51,592 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:15:51,596 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:15:51,597 INFO L82 PathProgramCache]: Analyzing trace with hash 2096081016, now seen corresponding path program 1 times [2018-11-18 11:15:51,598 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:15:51,599 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:15:51,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:51,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:15:51,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:15:52,094 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 11:15:52,096 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:15:52,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:15:52,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:15:52,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:15:52,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:15:52,117 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-18 11:15:52,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:15:52,761 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-18 11:15:52,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:15:52,763 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2018-11-18 11:15:52,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:15:52,775 INFO L225 Difference]: With dead ends: 550 [2018-11-18 11:15:52,775 INFO L226 Difference]: Without dead ends: 340 [2018-11-18 11:15:52,778 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:15:52,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-18 11:15:52,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-18 11:15:52,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-18 11:15:52,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 562 transitions. [2018-11-18 11:15:52,823 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 562 transitions. Word has length 108 [2018-11-18 11:15:52,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:15:52,823 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 562 transitions. [2018-11-18 11:15:52,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:15:52,823 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 562 transitions. [2018-11-18 11:15:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:15:52,827 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:15:52,827 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:15:52,827 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:15:52,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:15:52,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1737414697, now seen corresponding path program 1 times [2018-11-18 11:15:52,828 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:15:52,828 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:15:52,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:52,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:15:52,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:15:52,950 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:15:52,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:15:52,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 11:15:52,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 11:15:52,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 11:15:52,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 11:15:52,956 INFO L87 Difference]: Start difference. First operand 340 states and 562 transitions. Second operand 6 states. [2018-11-18 11:15:53,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:15:53,885 INFO L93 Difference]: Finished difference Result 888 states and 1491 transitions. [2018-11-18 11:15:53,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:15:53,885 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-11-18 11:15:53,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:15:53,890 INFO L225 Difference]: With dead ends: 888 [2018-11-18 11:15:53,890 INFO L226 Difference]: Without dead ends: 554 [2018-11-18 11:15:53,892 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:15:53,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-11-18 11:15:53,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 539. [2018-11-18 11:15:53,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2018-11-18 11:15:53,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 827 transitions. [2018-11-18 11:15:53,915 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 827 transitions. Word has length 119 [2018-11-18 11:15:53,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:15:53,915 INFO L480 AbstractCegarLoop]: Abstraction has 539 states and 827 transitions. [2018-11-18 11:15:53,916 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 11:15:53,916 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 827 transitions. [2018-11-18 11:15:53,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 11:15:53,918 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:15:53,918 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 11:15:53,918 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:15:53,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:15:53,919 INFO L82 PathProgramCache]: Analyzing trace with hash 1875739691, now seen corresponding path program 1 times [2018-11-18 11:15:53,919 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:15:53,919 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:15:53,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:53,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:15:53,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:15:54,180 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:15:54,181 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:15:54,181 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 11:15:54,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 11:15:54,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 11:15:54,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 11:15:54,182 INFO L87 Difference]: Start difference. First operand 539 states and 827 transitions. Second operand 5 states. [2018-11-18 11:15:54,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:15:54,811 INFO L93 Difference]: Finished difference Result 1210 states and 1896 transitions. [2018-11-18 11:15:54,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 11:15:54,813 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2018-11-18 11:15:54,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:15:54,816 INFO L225 Difference]: With dead ends: 1210 [2018-11-18 11:15:54,816 INFO L226 Difference]: Without dead ends: 536 [2018-11-18 11:15:54,818 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 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 11:15:54,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2018-11-18 11:15:54,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 536. [2018-11-18 11:15:54,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 536 states. [2018-11-18 11:15:54,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 787 transitions. [2018-11-18 11:15:54,837 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 787 transitions. Word has length 120 [2018-11-18 11:15:54,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:15:54,837 INFO L480 AbstractCegarLoop]: Abstraction has 536 states and 787 transitions. [2018-11-18 11:15:54,837 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 11:15:54,838 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 787 transitions. [2018-11-18 11:15:54,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 11:15:54,840 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:15:54,840 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 11:15:54,840 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:15:54,840 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:15:54,840 INFO L82 PathProgramCache]: Analyzing trace with hash 967812819, now seen corresponding path program 1 times [2018-11-18 11:15:54,840 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:15:54,841 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:15:54,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:54,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:15:54,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:54,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:15:55,123 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:15:55,123 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:15:55,123 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 11:15:55,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 11:15:55,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 11:15:55,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 11:15:55,125 INFO L87 Difference]: Start difference. First operand 536 states and 787 transitions. Second operand 5 states. [2018-11-18 11:15:56,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:15:56,720 INFO L93 Difference]: Finished difference Result 1204 states and 1799 transitions. [2018-11-18 11:15:56,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 11:15:56,720 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 121 [2018-11-18 11:15:56,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:15:56,722 INFO L225 Difference]: With dead ends: 1204 [2018-11-18 11:15:56,723 INFO L226 Difference]: Without dead ends: 535 [2018-11-18 11:15:56,724 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 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 11:15:56,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2018-11-18 11:15:56,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 535. [2018-11-18 11:15:56,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 535 states. [2018-11-18 11:15:56,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 782 transitions. [2018-11-18 11:15:56,735 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 782 transitions. Word has length 121 [2018-11-18 11:15:56,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:15:56,736 INFO L480 AbstractCegarLoop]: Abstraction has 535 states and 782 transitions. [2018-11-18 11:15:56,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 11:15:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 782 transitions. [2018-11-18 11:15:56,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 11:15:56,737 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:15:56,737 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 11:15:56,737 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:15:56,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:15:56,738 INFO L82 PathProgramCache]: Analyzing trace with hash -394694497, now seen corresponding path program 1 times [2018-11-18 11:15:56,738 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:15:56,738 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:15:56,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:56,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:15:56,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:15:56,859 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:15:56,859 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:15:56,859 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:15:56,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:15:56,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:15:56,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:15:56,861 INFO L87 Difference]: Start difference. First operand 535 states and 782 transitions. Second operand 3 states. [2018-11-18 11:15:57,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:15:57,227 INFO L93 Difference]: Finished difference Result 1522 states and 2300 transitions. [2018-11-18 11:15:57,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:15:57,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2018-11-18 11:15:57,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:15:57,240 INFO L225 Difference]: With dead ends: 1522 [2018-11-18 11:15:57,241 INFO L226 Difference]: Without dead ends: 993 [2018-11-18 11:15:57,242 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 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 11:15:57,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2018-11-18 11:15:57,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 993. [2018-11-18 11:15:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 993 states. [2018-11-18 11:15:57,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1418 transitions. [2018-11-18 11:15:57,263 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1418 transitions. Word has length 126 [2018-11-18 11:15:57,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:15:57,263 INFO L480 AbstractCegarLoop]: Abstraction has 993 states and 1418 transitions. [2018-11-18 11:15:57,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:15:57,264 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1418 transitions. [2018-11-18 11:15:57,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 11:15:57,267 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:15:57,267 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:15:57,267 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:15:57,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:15:57,267 INFO L82 PathProgramCache]: Analyzing trace with hash -97847665, now seen corresponding path program 1 times [2018-11-18 11:15:57,268 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:15:57,268 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:15:57,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:57,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:15:57,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:15:57,392 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:15:57,393 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:15:57,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 11:15:57,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 11:15:57,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 11:15:57,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 11:15:57,394 INFO L87 Difference]: Start difference. First operand 993 states and 1418 transitions. Second operand 6 states. [2018-11-18 11:15:58,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:15:58,018 INFO L93 Difference]: Finished difference Result 2917 states and 4405 transitions. [2018-11-18 11:15:58,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:15:58,018 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-11-18 11:15:58,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:15:58,028 INFO L225 Difference]: With dead ends: 2917 [2018-11-18 11:15:58,028 INFO L226 Difference]: Without dead ends: 1930 [2018-11-18 11:15:58,032 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:15:58,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1930 states. [2018-11-18 11:15:58,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1930 to 1875. [2018-11-18 11:15:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1875 states. [2018-11-18 11:15:58,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1875 states and 2525 transitions. [2018-11-18 11:15:58,079 INFO L78 Accepts]: Start accepts. Automaton has 1875 states and 2525 transitions. Word has length 134 [2018-11-18 11:15:58,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:15:58,080 INFO L480 AbstractCegarLoop]: Abstraction has 1875 states and 2525 transitions. [2018-11-18 11:15:58,080 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 11:15:58,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2525 transitions. [2018-11-18 11:15:58,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 11:15:58,085 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:15:58,085 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:15:58,085 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:15:58,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:15:58,086 INFO L82 PathProgramCache]: Analyzing trace with hash -261653377, now seen corresponding path program 1 times [2018-11-18 11:15:58,086 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:15:58,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:15:58,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:58,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:15:58,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:15:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:15:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:15:58,266 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:15:58,266 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/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 11:15:58,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:15:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:15:58,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:15:58,430 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:15:58,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 11:15:58,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-18 11:15:58,458 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 11:15:58,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 11:15:58,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-18 11:15:58,459 INFO L87 Difference]: Start difference. First operand 1875 states and 2525 transitions. Second operand 8 states. [2018-11-18 11:16:00,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:00,949 INFO L93 Difference]: Finished difference Result 9609 states and 15018 transitions. [2018-11-18 11:16:00,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 11:16:00,949 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 142 [2018-11-18 11:16:00,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:00,982 INFO L225 Difference]: With dead ends: 9609 [2018-11-18 11:16:00,982 INFO L226 Difference]: Without dead ends: 7740 [2018-11-18 11:16:01,000 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2018-11-18 11:16:01,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7740 states. [2018-11-18 11:16:01,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7740 to 7562. [2018-11-18 11:16:01,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7562 states. [2018-11-18 11:16:01,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7562 states to 7562 states and 10545 transitions. [2018-11-18 11:16:01,200 INFO L78 Accepts]: Start accepts. Automaton has 7562 states and 10545 transitions. Word has length 142 [2018-11-18 11:16:01,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:01,201 INFO L480 AbstractCegarLoop]: Abstraction has 7562 states and 10545 transitions. [2018-11-18 11:16:01,201 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 11:16:01,201 INFO L276 IsEmpty]: Start isEmpty. Operand 7562 states and 10545 transitions. [2018-11-18 11:16:01,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 11:16:01,213 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:01,213 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:16:01,213 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:01,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:01,214 INFO L82 PathProgramCache]: Analyzing trace with hash 276654452, now seen corresponding path program 1 times [2018-11-18 11:16:01,214 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:16:01,214 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:16:01,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:01,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:01,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:01,496 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:16:01,496 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:01,496 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/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 11:16:01,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:01,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:16:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 11:16:01,621 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 11:16:01,621 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-18 11:16:01,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 11:16:01,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 11:16:01,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-18 11:16:01,622 INFO L87 Difference]: Start difference. First operand 7562 states and 10545 transitions. Second operand 8 states. [2018-11-18 11:16:03,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:03,054 INFO L93 Difference]: Finished difference Result 17970 states and 25204 transitions. [2018-11-18 11:16:03,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-18 11:16:03,060 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 144 [2018-11-18 11:16:03,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:03,097 INFO L225 Difference]: With dead ends: 17970 [2018-11-18 11:16:03,097 INFO L226 Difference]: Without dead ends: 10414 [2018-11-18 11:16:03,129 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=123, Invalid=339, Unknown=0, NotChecked=0, Total=462 [2018-11-18 11:16:03,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10414 states. [2018-11-18 11:16:03,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10414 to 10296. [2018-11-18 11:16:03,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10296 states. [2018-11-18 11:16:03,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10296 states to 10296 states and 13121 transitions. [2018-11-18 11:16:03,344 INFO L78 Accepts]: Start accepts. Automaton has 10296 states and 13121 transitions. Word has length 144 [2018-11-18 11:16:03,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:03,344 INFO L480 AbstractCegarLoop]: Abstraction has 10296 states and 13121 transitions. [2018-11-18 11:16:03,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 11:16:03,345 INFO L276 IsEmpty]: Start isEmpty. Operand 10296 states and 13121 transitions. [2018-11-18 11:16:03,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 11:16:03,360 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:03,360 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:16:03,361 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:03,361 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:03,361 INFO L82 PathProgramCache]: Analyzing trace with hash 61551953, now seen corresponding path program 1 times [2018-11-18 11:16:03,361 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:16:03,361 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:16:03,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:03,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:03,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:03,840 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 78 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 11:16:03,840 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:03,840 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:16:03,852 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:03,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:16:03,977 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 11:16:04,001 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 11:16:04,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-18 11:16:04,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 11:16:04,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 11:16:04,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-18 11:16:04,002 INFO L87 Difference]: Start difference. First operand 10296 states and 13121 transitions. Second operand 8 states. [2018-11-18 11:16:05,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:05,136 INFO L93 Difference]: Finished difference Result 22989 states and 29544 transitions. [2018-11-18 11:16:05,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-18 11:16:05,137 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 176 [2018-11-18 11:16:05,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:05,173 INFO L225 Difference]: With dead ends: 22989 [2018-11-18 11:16:05,173 INFO L226 Difference]: Without dead ends: 12699 [2018-11-18 11:16:05,189 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=126, Invalid=380, Unknown=0, NotChecked=0, Total=506 [2018-11-18 11:16:05,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12699 states. [2018-11-18 11:16:05,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12699 to 12253. [2018-11-18 11:16:05,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12253 states. [2018-11-18 11:16:05,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12253 states to 12253 states and 14807 transitions. [2018-11-18 11:16:05,397 INFO L78 Accepts]: Start accepts. Automaton has 12253 states and 14807 transitions. Word has length 176 [2018-11-18 11:16:05,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:05,398 INFO L480 AbstractCegarLoop]: Abstraction has 12253 states and 14807 transitions. [2018-11-18 11:16:05,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 11:16:05,398 INFO L276 IsEmpty]: Start isEmpty. Operand 12253 states and 14807 transitions. [2018-11-18 11:16:05,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 11:16:05,414 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:16:05,414 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:16:05,414 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:16:05,414 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:16:05,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1063175998, now seen corresponding path program 1 times [2018-11-18 11:16:05,415 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:16:05,415 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:16:05,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:05,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:05,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:16:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:05,542 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 110 proven. 28 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 11:16:05,542 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:16:05,542 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:16:05,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:16:05,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:16:05,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:16:05,654 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 154 proven. 2 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 11:16:05,669 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 11:16:05,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 11:16:05,669 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 11:16:05,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 11:16:05,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:16:05,670 INFO L87 Difference]: Start difference. First operand 12253 states and 14807 transitions. Second operand 9 states. [2018-11-18 11:16:07,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:16:07,229 INFO L93 Difference]: Finished difference Result 19083 states and 23586 transitions. [2018-11-18 11:16:07,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 11:16:07,230 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 206 [2018-11-18 11:16:07,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:16:07,230 INFO L225 Difference]: With dead ends: 19083 [2018-11-18 11:16:07,230 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 11:16:07,262 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2018-11-18 11:16:07,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 11:16:07,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 11:16:07,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 11:16:07,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 11:16:07,263 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 206 [2018-11-18 11:16:07,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:16:07,263 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 11:16:07,264 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 11:16:07,264 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 11:16:07,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:16:07,270 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 11:16:07,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:07,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,009 WARN L180 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 237 [2018-11-18 11:16:08,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:16:08,483 WARN L180 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 237 [2018-11-18 11:16:08,605 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2018-11-18 11:16:09,433 WARN L180 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 69 [2018-11-18 11:16:10,214 WARN L180 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 57 [2018-11-18 11:16:10,944 WARN L180 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 57 [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a21~0)| ~a21~0) (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|)) [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-18 11:16:10,946 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-18 11:16:10,947 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,948 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-18 11:16:10,949 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-18 11:16:10,950 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-18 11:16:10,951 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-18 11:16:10,952 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-18 11:16:10,953 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 479) no Hoare annotation was computed. [2018-11-18 11:16:10,953 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-18 11:16:10,953 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-18 11:16:10,953 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-18 11:16:10,953 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-18 11:16:10,953 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-18 11:16:10,953 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-18 11:16:10,953 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse20 (= 1 |old(~a7~0)|)) (.cse15 (= |old(~a16~0)| ~a16~0)) (.cse0 (= 13 |old(~a8~0)|)) (.cse19 (= 4 |old(~a16~0)|))) (let ((.cse3 (< 0 |old(~a7~0)|)) (.cse11 (not (= 1 |old(~a21~0)|))) (.cse10 (not .cse19)) (.cse13 (= 1 ~a20~0)) (.cse14 (= 13 ~a8~0)) (.cse16 (= 1 ~a21~0)) (.cse17 (= 1 ~a17~0)) (.cse18 (not .cse0)) (.cse9 (not (= 1 |old(~a17~0)|))) (.cse12 (not (= 1 |old(~a20~0)|))) (.cse8 (< 0 |old(~a21~0)|)) (.cse1 (and (= |old(~a21~0)| ~a21~0) .cse15 (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 |old(~a20~0)|))) (.cse7 (= 6 |old(~a16~0)|)) (.cse2 (not (= 8 ~a12~0))) (.cse6 (not .cse20)) (.cse4 (< 0 |old(~a17~0)|)) (.cse5 (< |old(~a21~0)| 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 (or .cse7 .cse2 .cse8 .cse9)) (or .cse10 .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse11 .cse12 .cse10 (and (= 1 ~a7~0) .cse13 .cse14 .cse15 .cse16 .cse17) .cse2 .cse6 .cse18 .cse9) (or .cse0 .cse2 .cse3 .cse1 .cse5 .cse9) (or .cse19 .cse12 .cse2 .cse3 .cse5 .cse1 .cse9) (or .cse11 .cse20 .cse12 .cse10 .cse2 (and (not (= ~a7~0 1)) .cse13 .cse14 .cse15 .cse16 .cse17) .cse18 .cse9) (or .cse12 .cse1 .cse2 .cse6 .cse4 .cse8) (or .cse1 .cse7 .cse0 .cse2 .cse6 .cse4 .cse5)))) [2018-11-18 11:16:10,953 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-18 11:16:10,953 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-18 11:16:10,954 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-18 11:16:10,955 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,956 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,957 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 11:16:10,957 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-18 11:16:10,957 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-18 11:16:10,957 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-18 11:16:10,957 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-18 11:16:10,957 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-18 11:16:10,957 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-18 11:16:10,957 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-18 11:16:10,957 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-18 11:16:10,958 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-18 11:16:10,958 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-18 11:16:10,958 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:16:10,959 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~a21~0) (= 1 ~a20~0) (not (= ~a16~0 6)) (= ~a12~0 8) (<= ~a7~0 0) (not (= ~a8~0 13)) (not (= ~a16~0 4)) (= 1 ~a17~0)) [2018-11-18 11:16:10,959 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 11:16:10,959 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:16:10,959 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (and (= |old(~a21~0)| ~a21~0) (= |old(~a16~0)| ~a16~0) (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 |old(~a20~0)|)) (= 4 |old(~a16~0)|) (not (= 1 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (not (= 8 ~a12~0)) (< 0 |old(~a7~0)|) (< |old(~a21~0)| 1) (not (= 1 |old(~a17~0)|))) [2018-11-18 11:16:10,959 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-18 11:16:10,960 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse4 (not (= ~a8~0 13))) (.cse7 (= 4 ~a16~0)) (.cse1 (<= 1 ~a21~0)) (.cse5 (<= ~a7~0 0)) (.cse2 (not (= ~a16~0 6))) (.cse8 (= 1 ~a17~0)) (.cse0 (= 1 ~a7~0)) (.cse9 (<= ~a21~0 0)) (.cse6 (= 1 ~a20~0)) (.cse3 (<= ~a17~0 0))) (or (not (= 1 |old(~a20~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse3 .cse4 .cse5) (and .cse6 (= 13 ~a8~0) .cse7 (= 1 ~a21~0) .cse8) (and .cse1 .cse4 .cse5 .cse8) (< 0 |old(~a7~0)|) (= 13 |old(~a8~0)|) (= 4 |old(~a16~0)|) (not (= 8 ~a12~0)) (and .cse1 .cse7 .cse3 .cse5) (and .cse1 .cse6 .cse5 (not (= ~a16~0 4)) .cse8) (and .cse0 .cse9 .cse2 .cse8) (and .cse0 .cse9 .cse6 .cse3) (= 6 |old(~a16~0)|) (< |old(~a21~0)| 1) (not (= 1 |old(~a17~0)|)))) [2018-11-18 11:16:10,960 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-18 11:16:10,960 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-18 11:16:10,960 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-18 11:16:10,960 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse4 (not (= ~a8~0 13))) (.cse7 (= 4 ~a16~0)) (.cse1 (<= 1 ~a21~0)) (.cse5 (<= ~a7~0 0)) (.cse2 (not (= ~a16~0 6))) (.cse8 (= 1 ~a17~0)) (.cse0 (= 1 ~a7~0)) (.cse9 (<= ~a21~0 0)) (.cse6 (= 1 ~a20~0)) (.cse3 (<= ~a17~0 0))) (or (not (= 1 |old(~a20~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse3 .cse4 .cse5) (and .cse6 (= 13 ~a8~0) .cse7 (= 1 ~a21~0) .cse8) (and .cse1 .cse4 .cse5 .cse8) (< 0 |old(~a7~0)|) (= 13 |old(~a8~0)|) (= 4 |old(~a16~0)|) (not (= 8 ~a12~0)) (and .cse1 .cse7 .cse3 .cse5) (and .cse1 .cse6 .cse5 (not (= ~a16~0 4)) .cse8) (and .cse0 .cse9 .cse2 .cse8) (and .cse0 .cse9 .cse6 .cse3) (= 6 |old(~a16~0)|) (< |old(~a21~0)| 1) (not (= 1 |old(~a17~0)|)))) [2018-11-18 11:16:10,960 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-18 11:16:10,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:16:10 BoogieIcfgContainer [2018-11-18 11:16:10,973 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 11:16:10,973 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:16:10,973 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:16:10,973 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:16:10,974 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:15:51" (3/4) ... [2018-11-18 11:16:10,977 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:16:10,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 11:16:10,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 11:16:10,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 11:16:11,005 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 11:16:11,005 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 11:16:11,038 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(1 == \old(a20)) || ((((1 == a7 && 1 <= a21) && !(a16 == 6)) && a17 <= 0) && !(a8 == 13))) || (((1 <= a21 && a17 <= 0) && !(a8 == 13)) && a7 <= 0)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || (((1 <= a21 && !(a8 == 13)) && a7 <= 0) && 1 == a17)) || 0 < \old(a7)) || 13 == \old(a8)) || 4 == \old(a16)) || !(8 == a12)) || (((1 <= a21 && 4 == a16) && a17 <= 0) && a7 <= 0)) || ((((1 <= a21 && 1 == a20) && a7 <= 0) && !(a16 == 4)) && 1 == a17)) || (((1 == a7 && a21 <= 0) && !(a16 == 6)) && 1 == a17)) || (((1 == a7 && a21 <= 0) && 1 == a20) && a17 <= 0)) || 6 == \old(a16)) || \old(a21) < 1) || !(1 == \old(a17)) [2018-11-18 11:16:11,138 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_17bfe357-cffc-488b-9310-f226b7b37336/bin-2019/uautomizer/witness.graphml [2018-11-18 11:16:11,138 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:16:11,139 INFO L168 Benchmark]: Toolchain (without parser) took 21913.69 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 611.3 MB). Free memory was 955.7 MB in the beginning and 1.4 GB in the end (delta: -419.0 MB). Peak memory consumption was 192.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:16:11,139 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:16:11,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 447.20 ms. Allocated memory is still 1.0 GB. Free memory was 955.7 MB in the beginning and 918.2 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:16:11,140 INFO L168 Benchmark]: Boogie Preprocessor took 120.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -229.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:16:11,140 INFO L168 Benchmark]: RCFGBuilder took 1712.92 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: 110.2 MB). Peak memory consumption was 110.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:16:11,141 INFO L168 Benchmark]: TraceAbstraction took 19465.26 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 453.5 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -351.8 MB). Peak memory consumption was 664.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:16:11,141 INFO L168 Benchmark]: Witness Printer took 164.87 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:16:11,143 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 447.20 ms. Allocated memory is still 1.0 GB. Free memory was 955.7 MB in the beginning and 918.2 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 120.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -229.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1712.92 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: 110.2 MB). Peak memory consumption was 110.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 19465.26 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 453.5 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -351.8 MB). Peak memory consumption was 664.7 MB. Max. memory is 11.5 GB. * Witness Printer took 164.87 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 479]: 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: 583]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == \old(a20)) || ((((1 == a7 && 1 <= a21) && !(a16 == 6)) && a17 <= 0) && !(a8 == 13))) || (((1 <= a21 && a17 <= 0) && !(a8 == 13)) && a7 <= 0)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || (((1 <= a21 && !(a8 == 13)) && a7 <= 0) && 1 == a17)) || 0 < \old(a7)) || 13 == \old(a8)) || 4 == \old(a16)) || !(8 == a12)) || (((1 <= a21 && 4 == a16) && a17 <= 0) && a7 <= 0)) || ((((1 <= a21 && 1 == a20) && a7 <= 0) && !(a16 == 4)) && 1 == a17)) || (((1 == a7 && a21 <= 0) && !(a16 == 6)) && 1 == a17)) || (((1 == a7 && a21 <= 0) && 1 == a20) && a17 <= 0)) || 6 == \old(a16)) || \old(a21) < 1) || !(1 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 19.4s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 11.6s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 957 SDtfs, 7867 SDslu, 1343 SDs, 0 SdLazy, 11401 SolverSat, 2150 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 832 GetRequests, 723 SyntacticMatches, 11 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12253occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 812 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 416 PreInvPairs, 660 NumberOfFragments, 775 HoareAnnotationTreeSize, 416 FomulaSimplifications, 34436 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 46798 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2064 NumberOfCodeBlocks, 2064 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2050 ConstructedInterpolants, 0 QuantifiedInterpolants, 1168170 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1905 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 14 InterpolantComputations, 7 PerfectInterpolantSequences, 706/833 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...