./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/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 fbcb07371208327a722ea46e4a68d92ffffb2dff ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:31:33,373 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:31:33,374 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:31:33,383 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:31:33,383 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:31:33,384 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:31:33,385 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:31:33,386 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:31:33,388 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:31:33,388 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:31:33,389 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:31:33,389 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:31:33,390 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:31:33,391 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:31:33,391 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:31:33,392 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:31:33,393 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:31:33,394 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:31:33,396 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:31:33,397 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:31:33,398 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:31:33,399 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:31:33,401 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:31:33,401 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:31:33,401 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:31:33,402 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:31:33,403 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:31:33,404 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:31:33,404 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:31:33,406 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:31:33,406 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:31:33,407 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:31:33,407 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:31:33,407 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:31:33,408 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:31:33,408 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:31:33,409 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 23:31:33,427 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:31:33,431 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:31:33,432 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:31:33,432 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:31:33,433 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:31:33,433 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:31:33,433 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 23:31:33,433 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:31:33,433 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:31:33,433 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:31:33,433 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:31:33,434 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:31:33,434 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:31:33,434 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:31:33,434 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:31:33,434 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:31:33,434 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:31:33,434 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:31:33,435 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:31:33,435 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 23:31:33,435 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:31:33,435 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 23:31:33,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:31:33,435 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:31:33,435 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:31:33,435 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:31:33,436 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 23:31:33,436 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:31:33,436 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:31:33,436 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_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/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 -> fbcb07371208327a722ea46e4a68d92ffffb2dff [2018-10-26 23:31:33,470 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:31:33,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:31:33,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:31:33,483 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:31:33,483 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:31:33,483 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-10-26 23:31:33,527 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/data/38a4bae1d/5caacf06af80459787c82bcdbeed3444/FLAG75c63c8aa [2018-10-26 23:31:33,964 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:31:33,965 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-10-26 23:31:33,976 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/data/38a4bae1d/5caacf06af80459787c82bcdbeed3444/FLAG75c63c8aa [2018-10-26 23:31:33,988 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/data/38a4bae1d/5caacf06af80459787c82bcdbeed3444 [2018-10-26 23:31:33,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:31:33,993 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 23:31:33,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:31:33,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:31:33,998 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:31:33,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:31:33" (1/1) ... [2018-10-26 23:31:34,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255b6356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34, skipping insertion in model container [2018-10-26 23:31:34,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:31:33" (1/1) ... [2018-10-26 23:31:34,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:31:34,053 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:31:34,374 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:31:34,381 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:31:34,466 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:31:34,480 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:31:34,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34 WrapperNode [2018-10-26 23:31:34,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:31:34,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:31:34,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:31:34,481 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:31:34,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34" (1/1) ... [2018-10-26 23:31:34,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34" (1/1) ... [2018-10-26 23:31:34,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34" (1/1) ... [2018-10-26 23:31:34,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34" (1/1) ... [2018-10-26 23:31:34,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34" (1/1) ... [2018-10-26 23:31:34,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34" (1/1) ... [2018-10-26 23:31:34,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34" (1/1) ... [2018-10-26 23:31:34,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:31:34,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:31:34,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:31:34,637 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:31:34,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/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 [2018-10-26 23:31:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 23:31:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:31:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-26 23:31:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 23:31:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-26 23:31:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 23:31:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-26 23:31:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 23:31:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 23:31:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 23:31:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:31:37,265 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:31:37,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:31:37 BoogieIcfgContainer [2018-10-26 23:31:37,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:31:37,267 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 23:31:37,267 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 23:31:37,275 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 23:31:37,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 11:31:33" (1/3) ... [2018-10-26 23:31:37,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f34dbfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:31:37, skipping insertion in model container [2018-10-26 23:31:37,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:34" (2/3) ... [2018-10-26 23:31:37,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f34dbfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:31:37, skipping insertion in model container [2018-10-26 23:31:37,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:31:37" (3/3) ... [2018-10-26 23:31:37,279 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label34_true-unreach-call.c [2018-10-26 23:31:37,289 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 23:31:37,301 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 23:31:37,317 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 23:31:37,356 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 23:31:37,356 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 23:31:37,357 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 23:31:37,357 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 23:31:37,357 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 23:31:37,357 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 23:31:37,357 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 23:31:37,357 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 23:31:37,357 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 23:31:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-10-26 23:31:37,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 23:31:37,396 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:31:37,398 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] [2018-10-26 23:31:37,400 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:31:37,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:31:37,404 INFO L82 PathProgramCache]: Analyzing trace with hash 427988964, now seen corresponding path program 1 times [2018-10-26 23:31:37,407 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:31:37,407 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:31:37,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:31:37,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:31:37,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:31:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:31:37,847 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:31:37,847 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 23:31:37,851 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 23:31:37,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 23:31:37,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 23:31:37,865 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-10-26 23:31:39,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:31:39,605 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-10-26 23:31:39,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 23:31:39,606 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-10-26 23:31:39,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:31:39,621 INFO L225 Difference]: With dead ends: 737 [2018-10-26 23:31:39,621 INFO L226 Difference]: Without dead ends: 515 [2018-10-26 23:31:39,628 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 23:31:39,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-10-26 23:31:39,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 515. [2018-10-26 23:31:39,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2018-10-26 23:31:39,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 848 transitions. [2018-10-26 23:31:39,695 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 848 transitions. Word has length 70 [2018-10-26 23:31:39,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:31:39,695 INFO L481 AbstractCegarLoop]: Abstraction has 515 states and 848 transitions. [2018-10-26 23:31:39,695 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 23:31:39,696 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 848 transitions. [2018-10-26 23:31:39,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-26 23:31:39,703 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:31:39,704 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:31:39,704 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:31:39,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:31:39,704 INFO L82 PathProgramCache]: Analyzing trace with hash 453720075, now seen corresponding path program 1 times [2018-10-26 23:31:39,705 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:31:39,705 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:31:39,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:31:39,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:31:39,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:31:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:31:39,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:31:39,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 23:31:39,949 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 23:31:39,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 23:31:39,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-26 23:31:39,950 INFO L87 Difference]: Start difference. First operand 515 states and 848 transitions. Second operand 6 states. [2018-10-26 23:31:41,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:31:41,820 INFO L93 Difference]: Finished difference Result 1863 states and 3251 transitions. [2018-10-26 23:31:41,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 23:31:41,821 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-10-26 23:31:41,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:31:41,833 INFO L225 Difference]: With dead ends: 1863 [2018-10-26 23:31:41,834 INFO L226 Difference]: Without dead ends: 1354 [2018-10-26 23:31:41,838 INFO L605 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 [2018-10-26 23:31:41,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2018-10-26 23:31:41,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 1331. [2018-10-26 23:31:41,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1331 states. [2018-10-26 23:31:41,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1331 states and 2051 transitions. [2018-10-26 23:31:41,925 INFO L78 Accepts]: Start accepts. Automaton has 1331 states and 2051 transitions. Word has length 145 [2018-10-26 23:31:41,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:31:41,928 INFO L481 AbstractCegarLoop]: Abstraction has 1331 states and 2051 transitions. [2018-10-26 23:31:41,928 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 23:31:41,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2051 transitions. [2018-10-26 23:31:41,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 23:31:41,939 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:31:41,939 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:31:41,939 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:31:41,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:31:41,940 INFO L82 PathProgramCache]: Analyzing trace with hash -1203594976, now seen corresponding path program 1 times [2018-10-26 23:31:41,940 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:31:41,940 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:31:41,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:31:41,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:31:41,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:31:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:31:42,223 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:31:42,223 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 23:31:42,223 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 23:31:42,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 23:31:42,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-26 23:31:42,224 INFO L87 Difference]: Start difference. First operand 1331 states and 2051 transitions. Second operand 6 states. [2018-10-26 23:31:43,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:31:43,918 INFO L93 Difference]: Finished difference Result 3539 states and 5767 transitions. [2018-10-26 23:31:43,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 23:31:43,919 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 178 [2018-10-26 23:31:43,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:31:43,931 INFO L225 Difference]: With dead ends: 3539 [2018-10-26 23:31:43,931 INFO L226 Difference]: Without dead ends: 2214 [2018-10-26 23:31:43,939 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-26 23:31:43,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2214 states. [2018-10-26 23:31:44,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2214 to 2179. [2018-10-26 23:31:44,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2179 states. [2018-10-26 23:31:44,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 2179 states and 3196 transitions. [2018-10-26 23:31:44,028 INFO L78 Accepts]: Start accepts. Automaton has 2179 states and 3196 transitions. Word has length 178 [2018-10-26 23:31:44,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:31:44,030 INFO L481 AbstractCegarLoop]: Abstraction has 2179 states and 3196 transitions. [2018-10-26 23:31:44,030 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 23:31:44,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 3196 transitions. [2018-10-26 23:31:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-26 23:31:44,043 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:31:44,044 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:31:44,046 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:31:44,048 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:31:44,048 INFO L82 PathProgramCache]: Analyzing trace with hash -932170556, now seen corresponding path program 1 times [2018-10-26 23:31:44,048 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:31:44,048 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:31:44,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:31:44,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:31:44,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:31:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:44,337 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-10-26 23:31:44,338 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 23:31:44,338 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/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 [2018-10-26 23:31:44,344 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:31:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:44,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:31:44,644 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-10-26 23:31:44,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 23:31:44,666 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-10-26 23:31:44,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 23:31:44,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 23:31:44,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-10-26 23:31:44,667 INFO L87 Difference]: Start difference. First operand 2179 states and 3196 transitions. Second operand 5 states. [2018-10-26 23:31:46,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:31:46,519 INFO L93 Difference]: Finished difference Result 5898 states and 9719 transitions. [2018-10-26 23:31:46,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 23:31:46,522 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 266 [2018-10-26 23:31:46,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:31:46,523 INFO L225 Difference]: With dead ends: 5898 [2018-10-26 23:31:46,523 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 23:31:46,546 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 269 SyntacticMatches, 4 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-26 23:31:46,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 23:31:46,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 23:31:46,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 23:31:46,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 23:31:46,547 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 266 [2018-10-26 23:31:46,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:31:46,547 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 23:31:46,547 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 23:31:46,547 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 23:31:46,547 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:31:46,551 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 23:31:46,883 WARN L179 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 35 [2018-10-26 23:31:46,947 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:31:46,947 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0)) [2018-10-26 23:31:46,947 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-26 23:31:46,948 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-10-26 23:31:46,949 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,950 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,951 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-26 23:31:46,952 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,953 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,954 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-26 23:31:46,955 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-10-26 23:31:46,956 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-10-26 23:31:46,957 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-26 23:31:46,958 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-26 23:31:46,959 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-26 23:31:46,959 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-10-26 23:31:46,959 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-10-26 23:31:46,959 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse8 (= |old(~a19~0)| ~a19~0)) (.cse9 (= |old(~a10~0)| ~a10~0))) (let ((.cse1 (<= ~a1~0 23)) (.cse2 (< 23 |old(~a1~0)|)) (.cse7 (and .cse8 .cse9)) (.cse3 (= 3 |old(~a10~0)|)) (.cse4 (= 4 |old(~a10~0)|)) (.cse0 (= 7 |old(~a19~0)|)) (.cse5 (<= ~a1~0 218)) (.cse6 (< 218 |old(~a1~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse4 .cse1 .cse2) (or .cse3 .cse0 .cse7) (or .cse7 (< |old(~a19~0)| 9)) (or .cse7 .cse3 .cse4) (or .cse0 (and .cse5 .cse8 .cse9) .cse6)))) [2018-10-26 23:31:46,959 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-10-26 23:31:46,959 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-10-26 23:31:46,959 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-10-26 23:31:46,959 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,959 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,959 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,959 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-10-26 23:31:46,960 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-26 23:31:46,961 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-10-26 23:31:46,962 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:31:46,963 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a10~0 3)) (<= ~a1~0 23) (not (= ~a10~0 4)) (<= 9 ~a19~0)) [2018-10-26 23:31:46,963 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 23:31:46,963 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:31:46,964 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (= |old(~a19~0)| ~a19~0) (<= ~a1~0 23) (= |old(~a10~0)| ~a10~0)) (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (< 23 |old(~a1~0)|) (< |old(~a19~0)| 9)) [2018-10-26 23:31:46,964 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-10-26 23:31:46,964 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse1 (not (= ~a19~0 7)))) (or (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (<= 9 ~a19~0) (and .cse0 .cse1) (and .cse0 (not (= ~a10~0 4))) (< 23 |old(~a1~0)|) (and (<= ~a1~0 218) .cse1) (< |old(~a19~0)| 9))) [2018-10-26 23:31:46,964 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-10-26 23:31:46,964 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-10-26 23:31:46,964 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-10-26 23:31:46,964 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse1 (not (= ~a19~0 7)))) (or (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (<= 9 ~a19~0) (and .cse0 .cse1) (and .cse0 (not (= ~a10~0 4))) (< 23 |old(~a1~0)|) (and (<= ~a1~0 218) .cse1) (< |old(~a19~0)| 9))) [2018-10-26 23:31:46,964 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-10-26 23:31:46,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 11:31:46 BoogieIcfgContainer [2018-10-26 23:31:46,977 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 23:31:46,977 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:31:46,977 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:31:46,977 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:31:46,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:31:37" (3/4) ... [2018-10-26 23:31:46,981 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:31:46,987 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 23:31:46,988 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-10-26 23:31:46,988 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 23:31:46,996 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-10-26 23:31:46,997 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-26 23:31:47,030 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((3 == \old(a10) || 4 == \old(a10)) || 9 <= a19) || (!(a10 == 3) && !(a19 == 7))) || (!(a10 == 3) && !(a10 == 4))) || 23 < \old(a1)) || (a1 <= 218 && !(a19 == 7))) || \old(a19) < 9 [2018-10-26 23:31:47,131 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cc47f1af-c3a1-4acb-b375-1a82c0ca72a4/bin-2019/uautomizer/witness.graphml [2018-10-26 23:31:47,132 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:31:47,132 INFO L168 Benchmark]: Toolchain (without parser) took 13140.22 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 222.3 MB). Free memory was 958.1 MB in the beginning and 877.2 MB in the end (delta: 80.9 MB). Peak memory consumption was 303.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:47,136 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:31:47,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 487.05 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 925.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:47,137 INFO L168 Benchmark]: Boogie Preprocessor took 155.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 925.8 MB in the beginning and 1.1 GB in the end (delta: -211.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:47,137 INFO L168 Benchmark]: RCFGBuilder took 2629.13 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: 101.4 MB). Peak memory consumption was 101.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:47,137 INFO L168 Benchmark]: TraceAbstraction took 9709.63 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.7 MB). Free memory was 1.0 GB in the beginning and 897.0 MB in the end (delta: 138.4 MB). Peak memory consumption was 218.0 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:47,138 INFO L168 Benchmark]: Witness Printer took 154.74 ms. Allocated memory is still 1.3 GB. Free memory was 897.0 MB in the beginning and 877.2 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:47,140 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 487.05 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 925.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 155.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 925.8 MB in the beginning and 1.1 GB in the end (delta: -211.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2629.13 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: 101.4 MB). Peak memory consumption was 101.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9709.63 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.7 MB). Free memory was 1.0 GB in the beginning and 897.0 MB in the end (delta: 138.4 MB). Peak memory consumption was 218.0 MB. Max. memory is 11.5 GB. * Witness Printer took 154.74 ms. Allocated memory is still 1.3 GB. Free memory was 897.0 MB in the beginning and 877.2 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((3 == \old(a10) || 4 == \old(a10)) || 9 <= a19) || (!(a10 == 3) && !(a19 == 7))) || (!(a10 == 3) && !(a10 == 4))) || 23 < \old(a1)) || (a1 <= 218 && !(a19 == 7))) || \old(a19) < 9 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 9.6s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 7.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 365 SDtfs, 2786 SDslu, 392 SDs, 0 SdLazy, 3633 SolverSat, 1063 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 304 GetRequests, 277 SyntacticMatches, 6 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2179occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 58 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 54 PreInvPairs, 112 NumberOfFragments, 234 HoareAnnotationTreeSize, 54 FomulaSimplifications, 1910 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 552 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 925 NumberOfCodeBlocks, 925 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 920 ConstructedInterpolants, 0 QuantifiedInterpolants, 596438 SizeOfPredicates, 2 NumberOfNonLiveVariables, 437 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 436/554 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...