./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/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 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:45:42,315 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:45:42,317 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:45:42,325 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:45:42,325 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:45:42,326 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:45:42,327 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:45:42,328 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:45:42,329 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:45:42,329 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:45:42,330 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:45:42,330 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:45:42,331 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:45:42,331 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:45:42,332 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:45:42,332 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:45:42,333 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:45:42,334 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:45:42,335 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:45:42,336 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:45:42,337 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:45:42,338 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:45:42,339 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:45:42,339 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:45:42,339 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:45:42,340 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:45:42,340 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:45:42,340 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:45:42,341 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:45:42,342 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:45:42,342 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:45:42,342 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:45:42,343 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:45:42,343 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:45:42,343 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:45:42,344 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:45:42,344 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 23:45:42,351 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:45:42,351 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:45:42,352 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:45:42,352 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:45:42,352 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:45:42,352 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:45:42,353 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:45:42,353 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:45:42,353 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:45:42,353 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:45:42,353 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:45:42,353 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:45:42,353 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:45:42,354 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:45:42,354 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:45:42,354 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:45:42,354 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:45:42,354 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:45:42,354 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:45:42,354 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:45:42,355 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:45:42,355 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:45:42,355 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:45:42,355 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:45:42,355 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:45:42,355 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:45:42,355 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:45:42,355 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:45:42,356 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:45:42,356 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:45:42,356 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_9a2bdf0a-25c8-435a-931b-3d58d600d268/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 -> 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 [2018-11-22 23:45:42,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:45:42,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:45:42,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:45:42,392 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:45:42,392 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:45:42,393 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c [2018-11-22 23:45:42,437 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/data/0e2ea64b0/3021755a6beb44e68fcf74749fe42ae2/FLAG27c49d328 [2018-11-22 23:45:42,890 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:45:42,891 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c [2018-11-22 23:45:42,899 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/data/0e2ea64b0/3021755a6beb44e68fcf74749fe42ae2/FLAG27c49d328 [2018-11-22 23:45:42,912 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/data/0e2ea64b0/3021755a6beb44e68fcf74749fe42ae2 [2018-11-22 23:45:42,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:45:42,915 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:45:42,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:45:42,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:45:42,919 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:45:42,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:45:42" (1/1) ... [2018-11-22 23:45:42,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22877cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:42, skipping insertion in model container [2018-11-22 23:45:42,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:45:42" (1/1) ... [2018-11-22 23:45:42,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:45:42,964 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:45:43,213 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:45:43,216 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:45:43,277 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:45:43,287 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:45:43,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43 WrapperNode [2018-11-22 23:45:43,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:45:43,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:45:43,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:45:43,288 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:45:43,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (1/1) ... [2018-11-22 23:45:43,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (1/1) ... [2018-11-22 23:45:43,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:45:43,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:45:43,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:45:43,369 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:45:43,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (1/1) ... [2018-11-22 23:45:43,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (1/1) ... [2018-11-22 23:45:43,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (1/1) ... [2018-11-22 23:45:43,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (1/1) ... [2018-11-22 23:45:43,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (1/1) ... [2018-11-22 23:45:43,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (1/1) ... [2018-11-22 23:45:43,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (1/1) ... [2018-11-22 23:45:43,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:45:43,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:45:43,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:45:43,420 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:45:43,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/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 [2018-11-22 23:45:43,469 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 23:45:43,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:45:43,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:45:43,469 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-22 23:45:43,469 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-22 23:45:43,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:45:43,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:45:43,470 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:45:43,470 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:45:44,272 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:45:44,272 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-22 23:45:44,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:45:44 BoogieIcfgContainer [2018-11-22 23:45:44,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:45:44,273 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:45:44,273 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:45:44,277 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:45:44,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:45:42" (1/3) ... [2018-11-22 23:45:44,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@774e6beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:45:44, skipping insertion in model container [2018-11-22 23:45:44,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:45:43" (2/3) ... [2018-11-22 23:45:44,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@774e6beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:45:44, skipping insertion in model container [2018-11-22 23:45:44,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:45:44" (3/3) ... [2018-11-22 23:45:44,281 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label13_true-unreach-call_false-termination.c [2018-11-22 23:45:44,289 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:45:44,295 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 23:45:44,307 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 23:45:44,332 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:45:44,333 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:45:44,333 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 23:45:44,333 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:45:44,333 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:45:44,333 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:45:44,333 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:45:44,333 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:45:44,333 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:45:44,350 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-22 23:45:44,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-22 23:45:44,359 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:45:44,360 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:45:44,361 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:45:44,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:45:44,366 INFO L82 PathProgramCache]: Analyzing trace with hash -2118591881, now seen corresponding path program 1 times [2018-11-22 23:45:44,368 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:45:44,368 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:45:44,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:45:44,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:45:44,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:45:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:45:44,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:45:44,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:45:44,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 23:45:44,707 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 23:45:44,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 23:45:44,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:45:44,722 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-22 23:45:45,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:45:45,236 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-22 23:45:45,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 23:45:45,237 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2018-11-22 23:45:45,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:45:45,246 INFO L225 Difference]: With dead ends: 547 [2018-11-22 23:45:45,247 INFO L226 Difference]: Without dead ends: 338 [2018-11-22 23:45:45,250 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:45:45,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-11-22 23:45:45,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2018-11-22 23:45:45,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-11-22 23:45:45,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 567 transitions. [2018-11-22 23:45:45,287 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 567 transitions. Word has length 129 [2018-11-22 23:45:45,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:45:45,288 INFO L480 AbstractCegarLoop]: Abstraction has 338 states and 567 transitions. [2018-11-22 23:45:45,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 23:45:45,288 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 567 transitions. [2018-11-22 23:45:45,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-22 23:45:45,292 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:45:45,292 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:45:45,292 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:45:45,292 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:45:45,293 INFO L82 PathProgramCache]: Analyzing trace with hash -2105809670, now seen corresponding path program 1 times [2018-11-22 23:45:45,293 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:45:45,293 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:45:45,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:45:45,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:45:45,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:45:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:45:45,407 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:45:45,407 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:45:45,407 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 23:45:45,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 23:45:45,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 23:45:45,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:45:45,409 INFO L87 Difference]: Start difference. First operand 338 states and 567 transitions. Second operand 5 states. [2018-11-22 23:45:46,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:45:46,002 INFO L93 Difference]: Finished difference Result 1071 states and 1880 transitions. [2018-11-22 23:45:46,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 23:45:46,003 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2018-11-22 23:45:46,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:45:46,009 INFO L225 Difference]: With dead ends: 1071 [2018-11-22 23:45:46,009 INFO L226 Difference]: Without dead ends: 739 [2018-11-22 23:45:46,012 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-22 23:45:46,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2018-11-22 23:45:46,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 729. [2018-11-22 23:45:46,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 729 states. [2018-11-22 23:45:46,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1159 transitions. [2018-11-22 23:45:46,042 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1159 transitions. Word has length 138 [2018-11-22 23:45:46,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:45:46,042 INFO L480 AbstractCegarLoop]: Abstraction has 729 states and 1159 transitions. [2018-11-22 23:45:46,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 23:45:46,043 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1159 transitions. [2018-11-22 23:45:46,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-22 23:45:46,047 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:45:46,047 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:45:46,047 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:45:46,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:45:46,048 INFO L82 PathProgramCache]: Analyzing trace with hash 331870355, now seen corresponding path program 1 times [2018-11-22 23:45:46,048 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:45:46,048 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:45:46,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:45:46,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:45:46,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:45:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:45:46,149 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:45:46,149 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:45:46,149 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/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 [2018-11-22 23:45:46,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:45:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:45:46,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:45:46,310 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 23:45:46,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 23:45:46,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-22 23:45:46,336 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:45:46,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:45:46,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:45:46,337 INFO L87 Difference]: Start difference. First operand 729 states and 1159 transitions. Second operand 7 states. [2018-11-22 23:45:47,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:45:47,481 INFO L93 Difference]: Finished difference Result 2383 states and 3985 transitions. [2018-11-22 23:45:47,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-22 23:45:47,482 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 149 [2018-11-22 23:45:47,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:45:47,492 INFO L225 Difference]: With dead ends: 2383 [2018-11-22 23:45:47,492 INFO L226 Difference]: Without dead ends: 1660 [2018-11-22 23:45:47,495 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-22 23:45:47,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1660 states. [2018-11-22 23:45:47,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1660 to 1634. [2018-11-22 23:45:47,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1634 states. [2018-11-22 23:45:47,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1634 states and 2525 transitions. [2018-11-22 23:45:47,539 INFO L78 Accepts]: Start accepts. Automaton has 1634 states and 2525 transitions. Word has length 149 [2018-11-22 23:45:47,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:45:47,539 INFO L480 AbstractCegarLoop]: Abstraction has 1634 states and 2525 transitions. [2018-11-22 23:45:47,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:45:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 2525 transitions. [2018-11-22 23:45:47,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-22 23:45:47,544 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:45:47,544 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:45:47,544 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:45:47,544 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:45:47,545 INFO L82 PathProgramCache]: Analyzing trace with hash -668363314, now seen corresponding path program 1 times [2018-11-22 23:45:47,545 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:45:47,545 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:45:47,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:45:47,546 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:45:47,546 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:45:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:45:47,644 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:45:47,644 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:45:47,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 23:45:47,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 23:45:47,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 23:45:47,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:45:47,645 INFO L87 Difference]: Start difference. First operand 1634 states and 2525 transitions. Second operand 3 states. [2018-11-22 23:45:48,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:45:48,065 INFO L93 Difference]: Finished difference Result 4204 states and 6580 transitions. [2018-11-22 23:45:48,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 23:45:48,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2018-11-22 23:45:48,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:45:48,073 INFO L225 Difference]: With dead ends: 4204 [2018-11-22 23:45:48,073 INFO L226 Difference]: Without dead ends: 2576 [2018-11-22 23:45:48,077 INFO L631 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 [2018-11-22 23:45:48,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2576 states. [2018-11-22 23:45:48,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2576 to 2576. [2018-11-22 23:45:48,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2576 states. [2018-11-22 23:45:48,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 3871 transitions. [2018-11-22 23:45:48,119 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 3871 transitions. Word has length 148 [2018-11-22 23:45:48,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:45:48,120 INFO L480 AbstractCegarLoop]: Abstraction has 2576 states and 3871 transitions. [2018-11-22 23:45:48,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 23:45:48,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 3871 transitions. [2018-11-22 23:45:48,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-22 23:45:48,124 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:45:48,124 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:45:48,125 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:45:48,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:45:48,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1576691879, now seen corresponding path program 1 times [2018-11-22 23:45:48,125 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:45:48,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:45:48,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:45:48,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:45:48,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:45:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:45:48,222 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:45:48,222 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:45:48,222 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/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 [2018-11-22 23:45:48,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:45:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:45:48,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:45:48,315 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-22 23:45:48,331 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 23:45:48,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-22 23:45:48,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:45:48,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:45:48,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:45:48,332 INFO L87 Difference]: Start difference. First operand 2576 states and 3871 transitions. Second operand 7 states. [2018-11-22 23:45:49,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:45:49,407 INFO L93 Difference]: Finished difference Result 7642 states and 11680 transitions. [2018-11-22 23:45:49,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-22 23:45:49,408 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 167 [2018-11-22 23:45:49,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:45:49,408 INFO L225 Difference]: With dead ends: 7642 [2018-11-22 23:45:49,408 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 23:45:49,427 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2018-11-22 23:45:49,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 23:45:49,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 23:45:49,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 23:45:49,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 23:45:49,428 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 167 [2018-11-22 23:45:49,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:45:49,428 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:45:49,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:45:49,428 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 23:45:49,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:45:49,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 23:45:49,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:45:49,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:45:49,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:45:49,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:45:49,803 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 53 [2018-11-22 23:45:49,932 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:45:49,933 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-11-22 23:45:49,933 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:45:49,933 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-22 23:45:49,933 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-22 23:45:49,933 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,933 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,933 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,933 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,933 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,933 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,934 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-22 23:45:49,935 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-22 23:45:49,936 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-22 23:45:49,937 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-22 23:45:49,938 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,939 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,940 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,941 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,942 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,942 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-22 23:45:49,942 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-22 23:45:49,942 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-22 23:45:49,942 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-22 23:45:49,942 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-22 23:45:49,942 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-22 23:45:49,942 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-22 23:45:49,943 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-22 23:45:49,943 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-22 23:45:49,943 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 545) no Hoare annotation was computed. [2018-11-22 23:45:49,943 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-22 23:45:49,943 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse9 (not (= 1 |old(~a21~0)|))) (.cse10 (= 1 |old(~a7~0)|)) (.cse11 (not (= ~a7~0 1))) (.cse6 (= 1 ~a17~0)) (.cse1 (not (= 1 |old(~a20~0)|))) (.cse7 (not (= 1 |old(~a17~0)|))) (.cse2 (= |old(~a8~0)| ~a8~0)) (.cse8 (= ~a17~0 |old(~a17~0)|)) (.cse4 (= ~a20~0 |old(~a20~0)|)) (.cse5 (= ~a21~0 |old(~a21~0)|)) (.cse0 (= 6 |old(~a16~0)|)) (.cse3 (not (= ~a16~0 6))) (.cse12 (< 0 |old(~a17~0)|))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6) .cse7) (or .cse0 (and .cse2 .cse8 .cse3 .cse4 .cse5) (< 0 |old(~a20~0)|)) (or .cse9 .cse10 (and .cse11 .cse2 .cse8 .cse4 .cse5) (= 13 |old(~a8~0)|)) (or .cse9 .cse10 .cse11 .cse12) (or .cse0 .cse9 .cse10 (and .cse11 .cse2 .cse8 .cse3 .cse4 .cse5)) (or .cse9 .cse10 (and .cse11 .cse2 .cse4 .cse5 .cse6) .cse1 .cse7) (or (and .cse2 .cse8 .cse4 .cse5) .cse12) (or .cse0 .cse3 .cse12))) [2018-11-22 23:45:49,943 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-22 23:45:49,943 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,943 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,943 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-22 23:45:49,944 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-22 23:45:49,945 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,946 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:45:49,947 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (not (= ~a8~0 13)) (= 1 ~a17~0)) [2018-11-22 23:45:49,947 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 23:45:49,948 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:45:49,948 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (and (not (= ~a7~0 1)) (= |old(~a8~0)| ~a8~0) (not (= ~a16~0 6)) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|) (= 1 ~a17~0)) (not (= 1 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (not (= 1 |old(~a17~0)|))) [2018-11-22 23:45:49,948 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-22 23:45:49,948 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse1 (not (= ~a7~0 1))) (.cse3 (= 1 ~a20~0)) (.cse2 (= 1 ~a21~0)) (.cse4 (= 1 ~a17~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a20~0 0)) (<= ~a17~0 0) (and .cse1 .cse0 .cse2) (not (= 1 |old(~a17~0)|)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and .cse1 .cse2 (not (= ~a8~0 13))) (and .cse3 .cse0 .cse4) (and .cse1 .cse3 .cse2 .cse4))) [2018-11-22 23:45:49,948 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-22 23:45:49,948 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-22 23:45:49,948 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse1 (not (= ~a7~0 1))) (.cse3 (= 1 ~a20~0)) (.cse2 (= 1 ~a21~0)) (.cse4 (= 1 ~a17~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a20~0 0)) (<= ~a17~0 0) (and .cse1 .cse0 .cse2) (not (= 1 |old(~a17~0)|)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and .cse1 .cse2 (not (= ~a8~0 13))) (and .cse3 .cse0 .cse4) (and .cse1 .cse3 .cse2 .cse4))) [2018-11-22 23:45:49,948 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-22 23:45:49,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:45:49 BoogieIcfgContainer [2018-11-22 23:45:49,968 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:45:49,968 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:45:49,969 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:45:49,969 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:45:49,969 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:45:44" (3/4) ... [2018-11-22 23:45:49,972 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:45:49,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 23:45:49,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-22 23:45:49,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 23:45:49,986 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 23:45:49,986 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 23:45:50,007 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((6 == \old(a16) || !(1 == \old(a21))) || 13 == \old(a8)) || (!(a16 == 6) && a20 <= 0)) || a17 <= 0) || ((!(a7 == 1) && !(a16 == 6)) && 1 == a21)) || !(1 == \old(a17))) || 1 == \old(a7)) || !(1 == \old(a20))) || ((!(a7 == 1) && 1 == a21) && !(a8 == 13))) || ((1 == a20 && !(a16 == 6)) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a21) && 1 == a17) [2018-11-22 23:45:50,069 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9a2bdf0a-25c8-435a-931b-3d58d600d268/bin-2019/uautomizer/witness.graphml [2018-11-22 23:45:50,069 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:45:50,069 INFO L168 Benchmark]: Toolchain (without parser) took 7154.96 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 355.5 MB). Free memory was 953.9 MB in the beginning and 917.2 MB in the end (delta: 36.7 MB). Peak memory consumption was 392.2 MB. Max. memory is 11.5 GB. [2018-11-22 23:45:50,071 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:45:50,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.46 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 921.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-22 23:45:50,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 921.6 MB in the beginning and 1.2 GB in the end (delta: -242.5 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:45:50,071 INFO L168 Benchmark]: Boogie Preprocessor took 51.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:45:50,072 INFO L168 Benchmark]: RCFGBuilder took 852.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 109.9 MB). Peak memory consumption was 109.9 MB. Max. memory is 11.5 GB. [2018-11-22 23:45:50,072 INFO L168 Benchmark]: TraceAbstraction took 5694.88 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 184.0 MB). Free memory was 1.0 GB in the beginning and 941.8 MB in the end (delta: 107.7 MB). Peak memory consumption was 291.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:45:50,072 INFO L168 Benchmark]: Witness Printer took 100.37 ms. Allocated memory is still 1.4 GB. Free memory was 941.8 MB in the beginning and 917.2 MB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:45:50,073 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 371.46 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 921.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 921.6 MB in the beginning and 1.2 GB in the end (delta: -242.5 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 852.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 109.9 MB). Peak memory consumption was 109.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5694.88 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 184.0 MB). Free memory was 1.0 GB in the beginning and 941.8 MB in the end (delta: 107.7 MB). Peak memory consumption was 291.7 MB. Max. memory is 11.5 GB. * Witness Printer took 100.37 ms. Allocated memory is still 1.4 GB. Free memory was 941.8 MB in the beginning and 917.2 MB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 545]: 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: ((((((((((6 == \old(a16) || !(1 == \old(a21))) || 13 == \old(a8)) || (!(a16 == 6) && a20 <= 0)) || a17 <= 0) || ((!(a7 == 1) && !(a16 == 6)) && 1 == a21)) || !(1 == \old(a17))) || 1 == \old(a7)) || !(1 == \old(a20))) || ((!(a7 == 1) && 1 == a21) && !(a8 == 13))) || ((1 == a20 && !(a16 == 6)) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a21) && 1 == a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 5.6s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 3.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 539 SDtfs, 2785 SDslu, 590 SDs, 0 SdLazy, 4722 SolverSat, 1051 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 374 GetRequests, 338 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2576occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 36 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 76 PreInvPairs, 150 NumberOfFragments, 437 HoareAnnotationTreeSize, 76 FomulaSimplifications, 2668 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1152 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 1047 NumberOfCodeBlocks, 1047 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1040 ConstructedInterpolants, 0 QuantifiedInterpolants, 391566 SizeOfPredicates, 4 NumberOfNonLiveVariables, 893 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 158/162 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...