./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label30_true-unreach-call.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_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label30_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/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 5e9f687b42339afcb86609638d702908304a6728 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:47:17,288 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:47:17,289 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:47:17,299 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:47:17,299 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:47:17,300 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:47:17,301 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:47:17,302 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:47:17,303 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:47:17,304 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:47:17,305 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:47:17,305 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:47:17,306 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:47:17,306 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:47:17,307 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:47:17,308 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:47:17,309 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:47:17,310 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:47:17,311 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:47:17,313 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:47:17,313 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:47:17,314 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:47:17,316 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:47:17,316 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:47:17,317 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:47:17,317 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:47:17,318 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:47:17,319 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:47:17,319 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:47:17,320 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:47:17,320 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:47:17,321 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:47:17,321 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:47:17,321 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:47:17,322 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:47:17,323 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:47:17,323 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 01:47:17,334 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:47:17,334 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:47:17,335 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:47:17,335 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 01:47:17,336 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:47:17,336 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:47:17,336 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 01:47:17,336 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:47:17,336 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:47:17,336 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:47:17,336 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:47:17,337 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:47:17,337 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:47:17,337 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:47:17,337 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:47:17,337 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:47:17,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:47:17,337 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:47:17,337 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:47:17,338 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:47:17,338 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 01:47:17,338 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:47:17,338 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 01:47:17,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 01:47:17,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:47:17,338 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:47:17,339 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:47:17,339 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 01:47:17,339 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:47:17,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:47:17,339 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_475d48a4-cc97-45f6-8c2f-fed4a354867f/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 -> 5e9f687b42339afcb86609638d702908304a6728 [2018-11-23 01:47:17,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:47:17,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:47:17,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:47:17,381 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:47:17,381 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:47:17,382 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label30_true-unreach-call.c [2018-11-23 01:47:17,427 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/data/b2b1988b7/f92050737e914486a35fa61772a9b05d/FLAG623a01017 [2018-11-23 01:47:17,840 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:47:17,841 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/sv-benchmarks/c/eca-rers2012/Problem10_label30_true-unreach-call.c [2018-11-23 01:47:17,852 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/data/b2b1988b7/f92050737e914486a35fa61772a9b05d/FLAG623a01017 [2018-11-23 01:47:18,201 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/data/b2b1988b7/f92050737e914486a35fa61772a9b05d [2018-11-23 01:47:18,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:47:18,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:47:18,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:47:18,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:47:18,209 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:47:18,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185b5111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18, skipping insertion in model container [2018-11-23 01:47:18,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:47:18,263 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:47:18,504 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:47:18,507 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:47:18,584 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:47:18,598 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:47:18,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18 WrapperNode [2018-11-23 01:47:18,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:47:18,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:47:18,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:47:18,599 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:47:18,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,684 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:47:18,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:47:18,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:47:18,685 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:47:18,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (1/1) ... [2018-11-23 01:47:18,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:47:18,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:47:18,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:47:18,747 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:47:18,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/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 [2018-11-23 01:47:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 01:47:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 01:47:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 01:47:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 01:47:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 01:47:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:47:18,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:47:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 01:47:18,803 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 01:47:19,802 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:47:19,803 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 01:47:19,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:19 BoogieIcfgContainer [2018-11-23 01:47:19,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:47:19,804 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 01:47:19,804 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 01:47:19,807 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 01:47:19,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:47:18" (1/3) ... [2018-11-23 01:47:19,807 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dca882e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:47:19, skipping insertion in model container [2018-11-23 01:47:19,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:18" (2/3) ... [2018-11-23 01:47:19,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dca882e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:47:19, skipping insertion in model container [2018-11-23 01:47:19,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:19" (3/3) ... [2018-11-23 01:47:19,810 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label30_true-unreach-call.c [2018-11-23 01:47:19,817 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 01:47:19,823 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 01:47:19,835 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 01:47:19,859 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 01:47:19,859 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 01:47:19,859 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 01:47:19,860 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 01:47:19,860 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 01:47:19,860 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 01:47:19,860 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 01:47:19,860 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 01:47:19,860 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 01:47:19,881 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-23 01:47:19,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 01:47:19,887 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:47:19,888 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] [2018-11-23 01:47:19,890 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:47:19,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:47:19,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1422134543, now seen corresponding path program 1 times [2018-11-23 01:47:19,895 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:47:19,896 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:47:19,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:19,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:47:19,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:20,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:20,131 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:47:20,132 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 01:47:20,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:47:20,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:47:20,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:47:20,152 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-11-23 01:47:21,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:47:21,060 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-11-23 01:47:21,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:47:21,064 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-11-23 01:47:21,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:47:21,076 INFO L225 Difference]: With dead ends: 571 [2018-11-23 01:47:21,076 INFO L226 Difference]: Without dead ends: 354 [2018-11-23 01:47:21,081 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 [2018-11-23 01:47:21,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-11-23 01:47:21,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2018-11-23 01:47:21,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-11-23 01:47:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 607 transitions. [2018-11-23 01:47:21,131 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 607 transitions. Word has length 40 [2018-11-23 01:47:21,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:47:21,132 INFO L480 AbstractCegarLoop]: Abstraction has 354 states and 607 transitions. [2018-11-23 01:47:21,132 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:47:21,132 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 607 transitions. [2018-11-23 01:47:21,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:47:21,137 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:47:21,137 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:47:21,137 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:47:21,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:47:21,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1223819674, now seen corresponding path program 1 times [2018-11-23 01:47:21,138 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:47:21,138 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:47:21,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:21,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:47:21,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:21,287 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:21,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:47:21,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 01:47:21,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 01:47:21,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 01:47:21,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 01:47:21,289 INFO L87 Difference]: Start difference. First operand 354 states and 607 transitions. Second operand 5 states. [2018-11-23 01:47:22,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:47:22,356 INFO L93 Difference]: Finished difference Result 1282 states and 2308 transitions. [2018-11-23 01:47:22,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 01:47:22,356 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2018-11-23 01:47:22,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:47:22,363 INFO L225 Difference]: With dead ends: 1282 [2018-11-23 01:47:22,363 INFO L226 Difference]: Without dead ends: 934 [2018-11-23 01:47:22,366 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 01:47:22,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2018-11-23 01:47:22,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 922. [2018-11-23 01:47:22,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 922 states. [2018-11-23 01:47:22,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1440 transitions. [2018-11-23 01:47:22,405 INFO L78 Accepts]: Start accepts. Automaton has 922 states and 1440 transitions. Word has length 122 [2018-11-23 01:47:22,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:47:22,405 INFO L480 AbstractCegarLoop]: Abstraction has 922 states and 1440 transitions. [2018-11-23 01:47:22,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 01:47:22,406 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1440 transitions. [2018-11-23 01:47:22,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:47:22,409 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:47:22,409 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:47:22,410 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:47:22,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:47:22,410 INFO L82 PathProgramCache]: Analyzing trace with hash 865845370, now seen corresponding path program 1 times [2018-11-23 01:47:22,410 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:47:22,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:47:22,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:22,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:47:22,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:22,554 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:47:22,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 01:47:22,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:47:22,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:47:22,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 01:47:22,555 INFO L87 Difference]: Start difference. First operand 922 states and 1440 transitions. Second operand 6 states. [2018-11-23 01:47:23,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:47:23,592 INFO L93 Difference]: Finished difference Result 2525 states and 4079 transitions. [2018-11-23 01:47:23,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 01:47:23,593 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-11-23 01:47:23,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:47:23,601 INFO L225 Difference]: With dead ends: 2525 [2018-11-23 01:47:23,601 INFO L226 Difference]: Without dead ends: 1609 [2018-11-23 01:47:23,607 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:47:23,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1609 states. [2018-11-23 01:47:23,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1609 to 1580. [2018-11-23 01:47:23,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1580 states. [2018-11-23 01:47:23,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1580 states and 2315 transitions. [2018-11-23 01:47:23,649 INFO L78 Accepts]: Start accepts. Automaton has 1580 states and 2315 transitions. Word has length 138 [2018-11-23 01:47:23,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:47:23,650 INFO L480 AbstractCegarLoop]: Abstraction has 1580 states and 2315 transitions. [2018-11-23 01:47:23,650 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:47:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2315 transitions. [2018-11-23 01:47:23,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 01:47:23,654 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:47:23,654 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:47:23,654 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:47:23,654 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:47:23,655 INFO L82 PathProgramCache]: Analyzing trace with hash 52272842, now seen corresponding path program 1 times [2018-11-23 01:47:23,655 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:47:23,655 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:47:23,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:23,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:47:23,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:23,820 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:23,820 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:47:23,821 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 01:47:23,821 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:47:23,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:47:23,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 01:47:23,822 INFO L87 Difference]: Start difference. First operand 1580 states and 2315 transitions. Second operand 6 states. [2018-11-23 01:47:24,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:47:24,504 INFO L93 Difference]: Finished difference Result 3490 states and 5298 transitions. [2018-11-23 01:47:24,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 01:47:24,506 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 162 [2018-11-23 01:47:24,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:47:24,513 INFO L225 Difference]: With dead ends: 3490 [2018-11-23 01:47:24,514 INFO L226 Difference]: Without dead ends: 1916 [2018-11-23 01:47:24,517 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:47:24,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1916 states. [2018-11-23 01:47:24,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1916 to 1881. [2018-11-23 01:47:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1881 states. [2018-11-23 01:47:24,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1881 states and 2667 transitions. [2018-11-23 01:47:24,558 INFO L78 Accepts]: Start accepts. Automaton has 1881 states and 2667 transitions. Word has length 162 [2018-11-23 01:47:24,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:47:24,558 INFO L480 AbstractCegarLoop]: Abstraction has 1881 states and 2667 transitions. [2018-11-23 01:47:24,558 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:47:24,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2667 transitions. [2018-11-23 01:47:24,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 01:47:24,562 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:47:24,563 INFO L402 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, 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] [2018-11-23 01:47:24,563 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:47:24,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:47:24,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1574410488, now seen corresponding path program 1 times [2018-11-23 01:47:24,563 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:47:24,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:47:24,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:24,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:47:24,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:24,900 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 143 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:24,900 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:47:24,900 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/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 [2018-11-23 01:47:24,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:47:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:24,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:47:25,042 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 143 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:25,061 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 01:47:25,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5] total 15 [2018-11-23 01:47:25,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 01:47:25,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 01:47:25,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-11-23 01:47:25,062 INFO L87 Difference]: Start difference. First operand 1881 states and 2667 transitions. Second operand 15 states. [2018-11-23 01:47:28,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:47:28,979 INFO L93 Difference]: Finished difference Result 6977 states and 10954 transitions. [2018-11-23 01:47:28,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-23 01:47:28,980 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 201 [2018-11-23 01:47:28,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:47:29,006 INFO L225 Difference]: With dead ends: 6977 [2018-11-23 01:47:29,006 INFO L226 Difference]: Without dead ends: 4646 [2018-11-23 01:47:29,035 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 502 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=503, Invalid=1567, Unknown=0, NotChecked=0, Total=2070 [2018-11-23 01:47:29,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4646 states. [2018-11-23 01:47:29,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4646 to 4239. [2018-11-23 01:47:29,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4239 states. [2018-11-23 01:47:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 5524 transitions. [2018-11-23 01:47:29,185 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 5524 transitions. Word has length 201 [2018-11-23 01:47:29,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:47:29,185 INFO L480 AbstractCegarLoop]: Abstraction has 4239 states and 5524 transitions. [2018-11-23 01:47:29,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 01:47:29,186 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 5524 transitions. [2018-11-23 01:47:29,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-23 01:47:29,195 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:47:29,195 INFO L402 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, 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] [2018-11-23 01:47:29,195 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:47:29,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:47:29,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1055956540, now seen corresponding path program 1 times [2018-11-23 01:47:29,196 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:47:29,196 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:47:29,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:29,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:47:29,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:29,344 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 66 proven. 73 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:47:29,344 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:47:29,344 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/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 [2018-11-23 01:47:29,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:47:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:29,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:47:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 01:47:29,524 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 01:47:29,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-23 01:47:29,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:47:29,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:47:29,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-23 01:47:29,525 INFO L87 Difference]: Start difference. First operand 4239 states and 5524 transitions. Second operand 6 states. [2018-11-23 01:47:30,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:47:30,572 INFO L93 Difference]: Finished difference Result 10399 states and 13779 transitions. [2018-11-23 01:47:30,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 01:47:30,573 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 215 [2018-11-23 01:47:30,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:47:30,588 INFO L225 Difference]: With dead ends: 10399 [2018-11-23 01:47:30,589 INFO L226 Difference]: Without dead ends: 6170 [2018-11-23 01:47:30,599 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 218 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:47:30,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6170 states. [2018-11-23 01:47:30,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6170 to 5728. [2018-11-23 01:47:30,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5728 states. [2018-11-23 01:47:30,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5728 states to 5728 states and 7323 transitions. [2018-11-23 01:47:30,691 INFO L78 Accepts]: Start accepts. Automaton has 5728 states and 7323 transitions. Word has length 215 [2018-11-23 01:47:30,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:47:30,692 INFO L480 AbstractCegarLoop]: Abstraction has 5728 states and 7323 transitions. [2018-11-23 01:47:30,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:47:30,692 INFO L276 IsEmpty]: Start isEmpty. Operand 5728 states and 7323 transitions. [2018-11-23 01:47:30,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-23 01:47:30,704 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:47:30,704 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:47:30,704 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:47:30,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:47:30,705 INFO L82 PathProgramCache]: Analyzing trace with hash -878759303, now seen corresponding path program 1 times [2018-11-23 01:47:30,705 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:47:30,705 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:47:30,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:30,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:47:30,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:47:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:31,049 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 116 proven. 196 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:47:31,049 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:47:31,049 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 01:47:31,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:47:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:31,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:47:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 280 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 01:47:31,266 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 01:47:31,267 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 5] total 18 [2018-11-23 01:47:31,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-23 01:47:31,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-23 01:47:31,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2018-11-23 01:47:31,268 INFO L87 Difference]: Start difference. First operand 5728 states and 7323 transitions. Second operand 18 states. [2018-11-23 01:47:36,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:47:36,234 INFO L93 Difference]: Finished difference Result 14416 states and 19993 transitions. [2018-11-23 01:47:36,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-11-23 01:47:36,235 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 285 [2018-11-23 01:47:36,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:47:36,235 INFO L225 Difference]: With dead ends: 14416 [2018-11-23 01:47:36,235 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 01:47:36,281 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 314 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 725 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=524, Invalid=2232, Unknown=0, NotChecked=0, Total=2756 [2018-11-23 01:47:36,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 01:47:36,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 01:47:36,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 01:47:36,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 01:47:36,282 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 285 [2018-11-23 01:47:36,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:47:36,282 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 01:47:36,282 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-23 01:47:36,282 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 01:47:36,282 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:47:36,286 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 01:47:36,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,634 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 141 [2018-11-23 01:47:36,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:47:36,805 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 141 [2018-11-23 01:47:37,426 WARN L180 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 42 [2018-11-23 01:47:37,767 WARN L180 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 59 [2018-11-23 01:47:38,144 WARN L180 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 59 [2018-11-23 01:47:38,145 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 01:47:38,146 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 01:47:38,147 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,148 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-23 01:47:38,149 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 01:47:38,150 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,151 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-23 01:47:38,152 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,153 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,154 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,154 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,154 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-23 01:47:38,154 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,154 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,154 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-23 01:47:38,154 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-23 01:47:38,154 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 106) no Hoare annotation was computed. [2018-11-23 01:47:38,154 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-23 01:47:38,154 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,155 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 01:47:38,156 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 01:47:38,157 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-23 01:47:38,157 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-23 01:47:38,157 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse1 (= 7 |old(~a19~0)|)) (.cse6 (= |old(~a10~0)| ~a10~0)) (.cse7 (= ~a1~0 |old(~a1~0)|))) (let ((.cse0 (and (= ~a19~0 |old(~a19~0)|) .cse6 .cse7)) (.cse4 (not .cse1)) (.cse2 (not (= 14 ~a4~0))) (.cse3 (not (= 0 ~a12~0))) (.cse5 (and (= 7 ~a19~0) .cse6 .cse7))) (and (or .cse0 .cse1 (= 10 |old(~a19~0)|) .cse2 .cse3) (or (or .cse1 (< 1 |old(~a10~0)|)) .cse2 .cse3 .cse0) (or .cse4 (not (= 1 |old(~a10~0)|)) .cse2 .cse3 .cse5) (or .cse4 .cse2 .cse3 (< 218 |old(~a1~0)|) .cse5 (not (= 2 |old(~a10~0)|)))))) [2018-11-23 01:47:38,157 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-23 01:47:38,157 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-23 01:47:38,157 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-23 01:47:38,157 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,157 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,157 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-23 01:47:38,158 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-23 01:47:38,159 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,160 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (<= ~a1~0 23) (not (= ~a19~0 7)) (not (= ~a19~0 10)) (= ~a12~0 0) (= ~a4~0 14) (<= ~a10~0 1)) [2018-11-23 01:47:38,161 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 01:47:38,161 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:47:38,161 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 7 |old(~a19~0)|) (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (not (= 0 ~a12~0)) (< 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-23 01:47:38,162 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-23 01:47:38,162 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse6 (= 1 |old(~a10~0)|))) (let ((.cse3 (= ~a10~0 |old(~a10~0)|)) (.cse4 (= ~a19~0 |old(~a19~0)|)) (.cse5 (not (= ~a19~0 7))) (.cse2 (or (= |old(~a10~0)| 0) .cse6)) (.cse0 (or (not (= 8 |old(~a19~0)|)) (not .cse6))) (.cse1 (= 1 ~a10~0))) (or (< |old(~a1~0)| 23) (< 1 |old(~a10~0)|) (and .cse0 .cse1 .cse2) (and (<= ~a1~0 23) .cse3 .cse1 .cse4) (and .cse5 .cse0 (<= ~a10~0 1) .cse2) (not (= 0 ~a12~0)) (and (and .cse3 .cse4) (= ~a1~0 |old(~a1~0)|)) (< 23 |old(~a1~0)|) (= 7 |old(~a19~0)|) (and .cse5 (not (= ~a19~0 10)) .cse0 .cse2) (and (<= ~a1~0 218) (= 2 ~a10~0) .cse0 (= 7 ~a19~0) .cse2) (and (= 8 ~a19~0) .cse0 .cse1) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0))))) [2018-11-23 01:47:38,162 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-23 01:47:38,162 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-23 01:47:38,162 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse6 (= 1 |old(~a10~0)|))) (let ((.cse3 (= ~a10~0 |old(~a10~0)|)) (.cse4 (= ~a19~0 |old(~a19~0)|)) (.cse5 (not (= ~a19~0 7))) (.cse2 (or (= |old(~a10~0)| 0) .cse6)) (.cse0 (or (not (= 8 |old(~a19~0)|)) (not .cse6))) (.cse1 (= 1 ~a10~0))) (or (< |old(~a1~0)| 23) (< 1 |old(~a10~0)|) (and .cse0 .cse1 .cse2) (and (<= ~a1~0 23) .cse3 .cse1 .cse4) (and .cse5 .cse0 (<= ~a10~0 1) .cse2) (not (= 0 ~a12~0)) (and (and .cse3 .cse4) (= ~a1~0 |old(~a1~0)|)) (< 23 |old(~a1~0)|) (= 7 |old(~a19~0)|) (and .cse5 (not (= ~a19~0 10)) .cse0 .cse2) (and (<= ~a1~0 218) (= 2 ~a10~0) .cse0 (= 7 ~a19~0) .cse2) (and (= 8 ~a19~0) .cse0 .cse1) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0))))) [2018-11-23 01:47:38,162 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-23 01:47:38,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:47:38 BoogieIcfgContainer [2018-11-23 01:47:38,178 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 01:47:38,178 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:47:38,178 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:47:38,179 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:47:38,181 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:19" (3/4) ... [2018-11-23 01:47:38,185 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:47:38,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 01:47:38,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 01:47:38,193 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 01:47:38,203 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 01:47:38,204 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 01:47:38,233 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\old(a1) < 23 || 1 < \old(a10)) || (((!(8 == \old(a19)) || !(1 == \old(a10))) && 1 == a10) && (\old(a10) == 0 || 1 == \old(a10)))) || (((a1 <= 23 && a10 == \old(a10)) && 1 == a10) && a19 == \old(a19))) || (((!(a19 == 7) && (!(8 == \old(a19)) || !(1 == \old(a10)))) && a10 <= 1) && (\old(a10) == 0 || 1 == \old(a10)))) || !(0 == a12)) || ((a10 == \old(a10) && a19 == \old(a19)) && a1 == \old(a1))) || 23 < \old(a1)) || 7 == \old(a19)) || (((!(a19 == 7) && !(a19 == 10)) && (!(8 == \old(a19)) || !(1 == \old(a10)))) && (\old(a10) == 0 || 1 == \old(a10)))) || ((((a1 <= 218 && 2 == a10) && (!(8 == \old(a19)) || !(1 == \old(a10)))) && 7 == a19) && (\old(a10) == 0 || 1 == \old(a10)))) || ((8 == a19 && (!(8 == \old(a19)) || !(1 == \old(a10)))) && 1 == a10)) || 10 == \old(a19)) || !(14 == a4) [2018-11-23 01:47:38,300 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_475d48a4-cc97-45f6-8c2f-fed4a354867f/bin-2019/uautomizer/witness.graphml [2018-11-23 01:47:38,300 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:47:38,302 INFO L168 Benchmark]: Toolchain (without parser) took 20097.80 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 634.4 MB). Free memory was 950.1 MB in the beginning and 1.3 GB in the end (delta: -377.6 MB). Peak memory consumption was 256.8 MB. Max. memory is 11.5 GB. [2018-11-23 01:47:38,302 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-23 01:47:38,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 393.53 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 920.5 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:47:38,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 917.8 MB in the beginning and 1.2 GB in the end (delta: -237.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 01:47:38,303 INFO L168 Benchmark]: Boogie Preprocessor took 61.98 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 01:47:38,303 INFO L168 Benchmark]: RCFGBuilder took 1056.60 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: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. [2018-11-23 01:47:38,303 INFO L168 Benchmark]: TraceAbstraction took 18374.11 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 472.4 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -311.4 MB). Peak memory consumption was 686.2 MB. Max. memory is 11.5 GB. [2018-11-23 01:47:38,304 INFO L168 Benchmark]: Witness Printer took 122.15 ms. Allocated memory is still 1.7 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:47:38,305 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 393.53 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 920.5 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 917.8 MB in the beginning and 1.2 GB in the end (delta: -237.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.98 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1056.60 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: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 18374.11 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 472.4 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -311.4 MB). Peak memory consumption was 686.2 MB. Max. memory is 11.5 GB. * Witness Printer took 122.15 ms. Allocated memory is still 1.7 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 106]: 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: ((((((((((((\old(a1) < 23 || 1 < \old(a10)) || (((!(8 == \old(a19)) || !(1 == \old(a10))) && 1 == a10) && (\old(a10) == 0 || 1 == \old(a10)))) || (((a1 <= 23 && a10 == \old(a10)) && 1 == a10) && a19 == \old(a19))) || (((!(a19 == 7) && (!(8 == \old(a19)) || !(1 == \old(a10)))) && a10 <= 1) && (\old(a10) == 0 || 1 == \old(a10)))) || !(0 == a12)) || ((a10 == \old(a10) && a19 == \old(a19)) && a1 == \old(a1))) || 23 < \old(a1)) || 7 == \old(a19)) || (((!(a19 == 7) && !(a19 == 10)) && (!(8 == \old(a19)) || !(1 == \old(a10)))) && (\old(a10) == 0 || 1 == \old(a10)))) || ((((a1 <= 218 && 2 == a10) && (!(8 == \old(a19)) || !(1 == \old(a10)))) && 7 == a19) && (\old(a10) == 0 || 1 == \old(a10)))) || ((8 == a19 && (!(8 == \old(a19)) || !(1 == \old(a10)))) && 1 == a10)) || 10 == \old(a19)) || !(14 == a4) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 18.3s OverallTime, 7 OverallIterations, 4 TraceHistogramMax, 13.8s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 631 SDtfs, 9709 SDslu, 1411 SDs, 0 SdLazy, 19619 SolverSat, 3385 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 890 GetRequests, 760 SyntacticMatches, 7 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1242 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5728occurred in iteration=6, 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: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 925 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 116 PreInvPairs, 236 NumberOfFragments, 507 HoareAnnotationTreeSize, 116 FomulaSimplifications, 26775 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9966 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1864 NumberOfCodeBlocks, 1864 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1854 ConstructedInterpolants, 0 QuantifiedInterpolants, 1805068 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1261 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 1032/1307 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...