./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/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 1c6c05365b181d4eacf1f0a2b19f094d722c4a6a ........................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/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 1c6c05365b181d4eacf1f0a2b19f094d722c4a6a ................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:49:59,804 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:49:59,806 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:49:59,815 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:49:59,815 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:49:59,816 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:49:59,817 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:49:59,818 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:49:59,819 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:49:59,820 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:49:59,820 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:49:59,821 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:49:59,821 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:49:59,822 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:49:59,823 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:49:59,823 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:49:59,824 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:49:59,825 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:49:59,827 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:49:59,828 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:49:59,829 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:49:59,829 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:49:59,831 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:49:59,831 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:49:59,832 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:49:59,832 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:49:59,833 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:49:59,834 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:49:59,834 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:49:59,835 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:49:59,835 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:49:59,836 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:49:59,836 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:49:59,836 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:49:59,837 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:49:59,837 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:49:59,837 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 15:49:59,848 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:49:59,848 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:49:59,848 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:49:59,849 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 15:49:59,849 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:49:59,849 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:49:59,850 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:49:59,850 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:49:59,850 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:49:59,850 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:49:59,850 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:49:59,850 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:49:59,851 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:49:59,851 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:49:59,851 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:49:59,851 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:49:59,851 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:49:59,851 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:49:59,851 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:49:59,852 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:49:59,852 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:49:59,852 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:49:59,852 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:49:59,852 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:49:59,852 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:49:59,853 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:49:59,853 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:49:59,853 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:49:59,853 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:49:59,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:49:59,853 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_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/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 -> 1c6c05365b181d4eacf1f0a2b19f094d722c4a6a [2018-11-18 15:49:59,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:49:59,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:49:59,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:49:59,890 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:49:59,890 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:49:59,890 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c [2018-11-18 15:49:59,931 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/data/2d7a22a88/cdd339b8ec9c46cfa858fc58dde02744/FLAGa5fabf55e [2018-11-18 15:50:00,349 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:50:00,349 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c [2018-11-18 15:50:00,354 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/data/2d7a22a88/cdd339b8ec9c46cfa858fc58dde02744/FLAGa5fabf55e [2018-11-18 15:50:00,363 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/data/2d7a22a88/cdd339b8ec9c46cfa858fc58dde02744 [2018-11-18 15:50:00,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:50:00,366 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:50:00,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:50:00,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:50:00,370 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:50:00,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:50:00" (1/1) ... [2018-11-18 15:50:00,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad4eacb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00, skipping insertion in model container [2018-11-18 15:50:00,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:50:00" (1/1) ... [2018-11-18 15:50:00,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:50:00,399 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:50:00,551 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:50:00,555 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:50:00,589 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:50:00,641 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:50:00,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00 WrapperNode [2018-11-18 15:50:00,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:50:00,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:50:00,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:50:00,642 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:50:00,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00" (1/1) ... [2018-11-18 15:50:00,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00" (1/1) ... [2018-11-18 15:50:00,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00" (1/1) ... [2018-11-18 15:50:00,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00" (1/1) ... [2018-11-18 15:50:00,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00" (1/1) ... [2018-11-18 15:50:00,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00" (1/1) ... [2018-11-18 15:50:00,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00" (1/1) ... [2018-11-18 15:50:00,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:50:00,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:50:00,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:50:00,691 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:50:00,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:50:00,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:50:00,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:50:00,724 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-11-18 15:50:00,724 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_double [2018-11-18 15:50:00,724 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:50:00,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:50:00,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 15:50:00,725 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-11-18 15:50:00,725 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_double [2018-11-18 15:50:00,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:50:00,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 15:50:00,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:50:00,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:50:00,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 15:50:00,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:50:00,726 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:50:00,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:50:00,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 15:50:00,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:50:00,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 15:50:01,056 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:50:01,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:50:01 BoogieIcfgContainer [2018-11-18 15:50:01,057 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:50:01,057 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:50:01,057 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:50:01,059 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:50:01,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:50:00" (1/3) ... [2018-11-18 15:50:01,060 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@729498f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:50:01, skipping insertion in model container [2018-11-18 15:50:01,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:00" (2/3) ... [2018-11-18 15:50:01,060 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@729498f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:50:01, skipping insertion in model container [2018-11-18 15:50:01,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:50:01" (3/3) ... [2018-11-18 15:50:01,061 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1121b_true-unreach-call.c [2018-11-18 15:50:01,067 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:50:01,072 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:50:01,080 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:50:01,098 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:50:01,099 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:50:01,099 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:50:01,099 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:50:01,099 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:50:01,099 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:50:01,099 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:50:01,100 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:50:01,100 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:50:01,111 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states. [2018-11-18 15:50:01,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 15:50:01,115 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:50:01,115 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:50:01,117 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:50:01,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:50:01,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1881137816, now seen corresponding path program 1 times [2018-11-18 15:50:01,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:50:01,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:50:01,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:50:01,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:50:01,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:50:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:50:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:50:01,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:50:01,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:50:01,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:50:01,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:50:01,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:50:01,241 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 2 states. [2018-11-18 15:50:01,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:50:01,260 INFO L93 Difference]: Finished difference Result 140 states and 222 transitions. [2018-11-18 15:50:01,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:50:01,261 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-18 15:50:01,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:50:01,269 INFO L225 Difference]: With dead ends: 140 [2018-11-18 15:50:01,269 INFO L226 Difference]: Without dead ends: 70 [2018-11-18 15:50:01,271 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:50:01,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-11-18 15:50:01,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2018-11-18 15:50:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-11-18 15:50:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 96 transitions. [2018-11-18 15:50:01,296 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 96 transitions. Word has length 22 [2018-11-18 15:50:01,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:50:01,297 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 96 transitions. [2018-11-18 15:50:01,297 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:50:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2018-11-18 15:50:01,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 15:50:01,297 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:50:01,298 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:50:01,298 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:50:01,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:50:01,298 INFO L82 PathProgramCache]: Analyzing trace with hash 1206285604, now seen corresponding path program 1 times [2018-11-18 15:50:01,298 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:50:01,298 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:50:01,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:50:01,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:50:01,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:50:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:50:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:50:01,390 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 15:50:01,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:50:01 BoogieIcfgContainer [2018-11-18 15:50:01,411 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:50:01,411 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:50:01,411 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:50:01,411 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:50:01,412 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:50:01" (3/4) ... [2018-11-18 15:50:01,414 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:50:01,414 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:50:01,415 INFO L168 Benchmark]: Toolchain (without parser) took 1049.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 953.8 MB in the beginning and 1.1 GB in the end (delta: -118.5 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:01,416 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:50:01,416 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 953.8 MB in the beginning and 1.1 GB in the end (delta: -192.0 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:01,416 INFO L168 Benchmark]: Boogie Preprocessor took 48.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:01,417 INFO L168 Benchmark]: RCFGBuilder took 366.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:01,417 INFO L168 Benchmark]: TraceAbstraction took 353.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:01,417 INFO L168 Benchmark]: Witness Printer took 3.25 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:50:01,419 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 275.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 953.8 MB in the beginning and 1.1 GB in the end (delta: -192.0 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 366.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 353.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.25 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 175]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 44, overapproximation of someUnaryDOUBLEoperation at line 170, overapproximation of bitwiseAnd at line 39, overapproximation of someBinaryArithmeticDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 16, overapproximation of bitwiseXor at line 40. Possible FailurePath: [L18-L21] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [\old(one_fmod)=10737418255, \old(Zero_fmod)=10737418252, \old(Zero_fmod)=10737418246, one_fmod=1, Zero_fmod={10737418251:0}] [L169] double x = __VERIFIER_nondet_double(); [L170] double y = -0.0; VAL [one_fmod=1, x=10737418242, Zero_fmod={10737418251:0}] [L171] CALL, EXPR fmod_double(x, y) VAL [\old(x)=10737418242, \old(y)=10737418253, one_fmod=1, Zero_fmod={10737418251:0}] [L24] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L25] __uint32_t lx, ly, lz; VAL [\old(x)=10737418242, \old(y)=10737418253, one_fmod=1, x=10737418242, y=10737418253, Zero_fmod={10737418251:0}] [L28] FCALL ieee_double_shape_type ew_u; [L29] FCALL ew_u.value = (x) [L30] EXPR, FCALL ew_u.parts.msw [L30] (hx) = ew_u.parts.msw [L31] EXPR, FCALL ew_u.parts.lsw [L31] (lx) = ew_u.parts.lsw [L32] COND FALSE !(0) VAL [\old(x)=10737418242, \old(y)=10737418253, hx=2147483647, lx=10737418249, one_fmod=1, x=10737418242, y=10737418253, Zero_fmod={10737418251:0}] [L34] FCALL ieee_double_shape_type ew_u; [L35] FCALL ew_u.value = (y) [L36] EXPR, FCALL ew_u.parts.msw [L36] (hy) = ew_u.parts.msw [L37] EXPR, FCALL ew_u.parts.lsw [L37] (ly) = ew_u.parts.lsw [L38] COND FALSE !(0) VAL [\old(x)=10737418242, \old(y)=10737418253, hx=2147483647, hy=-2147483648, lx=10737418249, ly=10737418254, one_fmod=1, x=10737418242, y=10737418253, Zero_fmod={10737418251:0}] [L39] sx = hx & 0x80000000 [L40] hx ^= sx [L41] hy &= 0x7fffffff VAL [\old(x)=10737418242, \old(y)=10737418253, lx=10737418249, ly=10737418254, one_fmod=1, sx=-1, x=10737418242, y=10737418253, Zero_fmod={10737418251:0}] [L43-L44] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L45] RET return (x * y) / (x * y); VAL [\old(x)=10737418242, \old(y)=10737418253, hx=2146435072, lx=10737418249, ly=10737418254, one_fmod=1, sx=-1, x=10737418242, y=10737418253, Zero_fmod={10737418251:0}] [L171] EXPR fmod_double(x, y) VAL [fmod_double(x, y)=10737418244, one_fmod=1, x=10737418242, y=10737418253, Zero_fmod={10737418251:0}] [L171] double res = fmod_double(x, y); [L174] CALL, EXPR isnan_double(res) VAL [\old(x)=10737418244, one_fmod=1, Zero_fmod={10737418251:0}] [L16] RET return x != x; VAL [\old(x)=10737418244, \result=0, one_fmod=1, x=10737418244, Zero_fmod={10737418251:0}] [L174] EXPR isnan_double(res) VAL [isnan_double(res)=0, one_fmod=1, res=10737418244, x=10737418242, y=10737418253, Zero_fmod={10737418251:0}] [L174] COND TRUE !isnan_double(res) [L175] __VERIFIER_error() VAL [one_fmod=1, res=10737418244, x=10737418242, y=10737418253, Zero_fmod={10737418251:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 74 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 100 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 15:50:02,893 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:50:02,895 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:50:02,904 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:50:02,904 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:50:02,905 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:50:02,906 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:50:02,907 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:50:02,908 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:50:02,908 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:50:02,909 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:50:02,909 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:50:02,910 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:50:02,911 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:50:02,911 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:50:02,912 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:50:02,913 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:50:02,914 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:50:02,915 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:50:02,916 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:50:02,917 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:50:02,918 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:50:02,919 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:50:02,920 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:50:02,920 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:50:02,920 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:50:02,921 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:50:02,922 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:50:02,922 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:50:02,923 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:50:02,923 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:50:02,924 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:50:02,924 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:50:02,924 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:50:02,925 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:50:02,925 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:50:02,925 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 15:50:02,935 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:50:02,936 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:50:02,936 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:50:02,936 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:50:02,937 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:50:02,937 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:50:02,937 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:50:02,937 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:50:02,937 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:50:02,938 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:50:02,938 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:50:02,938 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:50:02,938 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:50:02,938 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:50:02,938 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:50:02,938 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:50:02,938 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:50:02,939 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:50:02,939 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:50:02,939 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:50:02,939 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:50:02,939 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:50:02,939 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:50:02,939 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:50:02,940 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:50:02,940 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:50:02,940 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:50:02,940 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:50:02,940 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 15:50:02,940 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:50:02,940 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:50:02,940 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:50:02,941 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_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/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 -> 1c6c05365b181d4eacf1f0a2b19f094d722c4a6a [2018-11-18 15:50:02,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:50:02,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:50:02,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:50:02,983 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:50:02,983 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:50:02,983 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c [2018-11-18 15:50:03,028 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/data/46b12fce1/cde8ea54d8bb42f3a9fce5470723d149/FLAG627019ed6 [2018-11-18 15:50:03,367 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:50:03,367 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c [2018-11-18 15:50:03,371 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/data/46b12fce1/cde8ea54d8bb42f3a9fce5470723d149/FLAG627019ed6 [2018-11-18 15:50:03,784 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/data/46b12fce1/cde8ea54d8bb42f3a9fce5470723d149 [2018-11-18 15:50:03,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:50:03,788 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:50:03,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:50:03,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:50:03,791 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:50:03,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:50:03" (1/1) ... [2018-11-18 15:50:03,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26282391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:03, skipping insertion in model container [2018-11-18 15:50:03,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:50:03" (1/1) ... [2018-11-18 15:50:03,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:50:03,820 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:50:03,988 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:50:03,994 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:50:04,031 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:50:04,052 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:50:04,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:04 WrapperNode [2018-11-18 15:50:04,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:50:04,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:50:04,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:50:04,053 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:50:04,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:04" (1/1) ... [2018-11-18 15:50:04,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:04" (1/1) ... [2018-11-18 15:50:04,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:04" (1/1) ... [2018-11-18 15:50:04,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:04" (1/1) ... [2018-11-18 15:50:04,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:04" (1/1) ... [2018-11-18 15:50:04,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:04" (1/1) ... [2018-11-18 15:50:04,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:04" (1/1) ... [2018-11-18 15:50:04,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:50:04,138 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:50:04,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:50:04,138 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:50:04,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:50:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:50:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:50:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-11-18 15:50:04,171 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_double [2018-11-18 15:50:04,171 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:50:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:50:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 15:50:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-11-18 15:50:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_double [2018-11-18 15:50:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:50:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 15:50:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 15:50:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:50:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 15:50:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 15:50:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:50:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:50:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 15:50:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:50:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 15:50:04,308 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:50:04,606 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:50:04,642 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:50:07,085 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:50:07,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:50:07 BoogieIcfgContainer [2018-11-18 15:50:07,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:50:07,086 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:50:07,086 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:50:07,089 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:50:07,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:50:03" (1/3) ... [2018-11-18 15:50:07,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b882673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:50:07, skipping insertion in model container [2018-11-18 15:50:07,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:50:04" (2/3) ... [2018-11-18 15:50:07,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b882673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:50:07, skipping insertion in model container [2018-11-18 15:50:07,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:50:07" (3/3) ... [2018-11-18 15:50:07,092 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1121b_true-unreach-call.c [2018-11-18 15:50:07,098 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:50:07,103 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:50:07,113 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:50:07,134 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:50:07,134 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:50:07,135 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:50:07,135 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:50:07,135 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:50:07,135 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:50:07,135 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:50:07,135 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:50:07,135 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:50:07,148 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2018-11-18 15:50:07,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 15:50:07,152 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:50:07,153 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:50:07,154 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:50:07,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:50:07,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1124095359, now seen corresponding path program 1 times [2018-11-18 15:50:07,161 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 15:50:07,161 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-18 15:50:07,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:50:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:50:07,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:50:07,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:50:07,968 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 15:50:07,986 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:50:07,986 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:50:07,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:50:07,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:50:07,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:50:07,998 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2018-11-18 15:50:08,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:50:08,012 INFO L93 Difference]: Finished difference Result 73 states and 114 transitions. [2018-11-18 15:50:08,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:50:08,013 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-11-18 15:50:08,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:50:08,017 INFO L225 Difference]: With dead ends: 73 [2018-11-18 15:50:08,018 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:50:08,020 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:50:08,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:50:08,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:50:08,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:50:08,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:50:08,037 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2018-11-18 15:50:08,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:50:08,037 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:50:08,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:50:08,037 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:50:08,038 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:50:08,041 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:50:08,080 INFO L428 ceAbstractionStarter]: At program point isnan_doubleENTRY(line 16) the Hoare annotation is: true [2018-11-18 15:50:08,080 INFO L425 ceAbstractionStarter]: For program point isnan_doubleEXIT(line 16) no Hoare annotation was computed. [2018-11-18 15:50:08,080 INFO L425 ceAbstractionStarter]: For program point isnan_doubleFINAL(line 16) no Hoare annotation was computed. [2018-11-18 15:50:08,080 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:50:08,080 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:50:08,081 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:50:08,081 INFO L425 ceAbstractionStarter]: For program point L101-4(lines 101 115) no Hoare annotation was computed. [2018-11-18 15:50:08,081 INFO L425 ceAbstractionStarter]: For program point L118(lines 118 119) no Hoare annotation was computed. [2018-11-18 15:50:08,081 INFO L425 ceAbstractionStarter]: For program point L118-2(lines 23 161) no Hoare annotation was computed. [2018-11-18 15:50:08,081 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 69 70) no Hoare annotation was computed. [2018-11-18 15:50:08,081 INFO L425 ceAbstractionStarter]: For program point L69-3(lines 69 70) no Hoare annotation was computed. [2018-11-18 15:50:08,081 INFO L428 ceAbstractionStarter]: At program point L69-4(lines 69 70) the Hoare annotation is: true [2018-11-18 15:50:08,081 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 157) no Hoare annotation was computed. [2018-11-18 15:50:08,081 INFO L425 ceAbstractionStarter]: For program point L152-2(lines 140 159) no Hoare annotation was computed. [2018-11-18 15:50:08,081 INFO L425 ceAbstractionStarter]: For program point L53(lines 23 161) no Hoare annotation was computed. [2018-11-18 15:50:08,081 INFO L425 ceAbstractionStarter]: For program point L152-3(lines 152 157) no Hoare annotation was computed. [2018-11-18 15:50:08,082 INFO L425 ceAbstractionStarter]: For program point fmod_doubleFINAL(lines 23 161) no Hoare annotation was computed. [2018-11-18 15:50:08,082 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 23 161) no Hoare annotation was computed. [2018-11-18 15:50:08,082 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 60) no Hoare annotation was computed. [2018-11-18 15:50:08,082 INFO L425 ceAbstractionStarter]: For program point L104(lines 104 105) no Hoare annotation was computed. [2018-11-18 15:50:08,082 INFO L425 ceAbstractionStarter]: For program point L104-2(lines 101 115) no Hoare annotation was computed. [2018-11-18 15:50:08,082 INFO L425 ceAbstractionStarter]: For program point L55-1(lines 55 56) no Hoare annotation was computed. [2018-11-18 15:50:08,082 INFO L425 ceAbstractionStarter]: For program point L55-3(lines 55 56) no Hoare annotation was computed. [2018-11-18 15:50:08,082 INFO L428 ceAbstractionStarter]: At program point L55-4(lines 55 56) the Hoare annotation is: true [2018-11-18 15:50:08,082 INFO L428 ceAbstractionStarter]: At program point L106-1(lines 101 115) the Hoare annotation is: true [2018-11-18 15:50:08,082 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2018-11-18 15:50:08,082 INFO L425 ceAbstractionStarter]: For program point L58-1(lines 58 59) no Hoare annotation was computed. [2018-11-18 15:50:08,083 INFO L425 ceAbstractionStarter]: For program point L91-2(lines 87 98) no Hoare annotation was computed. [2018-11-18 15:50:08,083 INFO L425 ceAbstractionStarter]: For program point L58-3(lines 58 59) no Hoare annotation was computed. [2018-11-18 15:50:08,083 INFO L428 ceAbstractionStarter]: At program point fmod_doubleENTRY(lines 23 161) the Hoare annotation is: true [2018-11-18 15:50:08,083 INFO L428 ceAbstractionStarter]: At program point L58-4(lines 58 59) the Hoare annotation is: true [2018-11-18 15:50:08,083 INFO L425 ceAbstractionStarter]: For program point L142(lines 142 151) no Hoare annotation was computed. [2018-11-18 15:50:08,083 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 45) no Hoare annotation was computed. [2018-11-18 15:50:08,083 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2018-11-18 15:50:08,083 INFO L428 ceAbstractionStarter]: At program point L27-3(lines 27 32) the Hoare annotation is: true [2018-11-18 15:50:08,083 INFO L425 ceAbstractionStarter]: For program point L110(lines 110 111) no Hoare annotation was computed. [2018-11-18 15:50:08,083 INFO L425 ceAbstractionStarter]: For program point L127-1(lines 127 131) no Hoare annotation was computed. [2018-11-18 15:50:08,083 INFO L428 ceAbstractionStarter]: At program point L127-3(lines 127 131) the Hoare annotation is: true [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point L127-4(lines 23 161) no Hoare annotation was computed. [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point L145(lines 145 151) no Hoare annotation was computed. [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point L79(lines 79 85) no Hoare annotation was computed. [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point L46(lines 46 51) no Hoare annotation was computed. [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point L79-2(lines 23 161) no Hoare annotation was computed. [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point L46-2(lines 23 161) no Hoare annotation was computed. [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 48) no Hoare annotation was computed. [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point L64(lines 23 161) no Hoare annotation was computed. [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point fmod_doubleEXIT(lines 23 161) no Hoare annotation was computed. [2018-11-18 15:50:08,084 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 50) no Hoare annotation was computed. [2018-11-18 15:50:08,085 INFO L425 ceAbstractionStarter]: For program point L132(lines 132 159) no Hoare annotation was computed. [2018-11-18 15:50:08,085 INFO L425 ceAbstractionStarter]: For program point L33(lines 33 38) no Hoare annotation was computed. [2018-11-18 15:50:08,085 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 66 67) no Hoare annotation was computed. [2018-11-18 15:50:08,085 INFO L425 ceAbstractionStarter]: For program point L33-2(lines 23 161) no Hoare annotation was computed. [2018-11-18 15:50:08,085 INFO L425 ceAbstractionStarter]: For program point L66-3(lines 66 67) no Hoare annotation was computed. [2018-11-18 15:50:08,085 INFO L425 ceAbstractionStarter]: For program point L33-3(lines 33 38) no Hoare annotation was computed. [2018-11-18 15:50:08,085 INFO L428 ceAbstractionStarter]: At program point L66-4(lines 66 67) the Hoare annotation is: true [2018-11-18 15:50:08,085 INFO L425 ceAbstractionStarter]: For program point L134-1(lines 134 139) no Hoare annotation was computed. [2018-11-18 15:50:08,085 INFO L425 ceAbstractionStarter]: For program point L101-1(lines 101 115) no Hoare annotation was computed. [2018-11-18 15:50:08,085 INFO L425 ceAbstractionStarter]: For program point L101-2(lines 101 115) no Hoare annotation was computed. [2018-11-18 15:50:08,085 INFO L428 ceAbstractionStarter]: At program point L134-3(lines 134 139) the Hoare annotation is: true [2018-11-18 15:50:08,086 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:50:08,086 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 15:50:08,086 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:50:08,086 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:50:08,086 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 15:50:08,086 INFO L428 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: true [2018-11-18 15:50:08,086 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 163 180) the Hoare annotation is: true [2018-11-18 15:50:08,086 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 177) no Hoare annotation was computed. [2018-11-18 15:50:08,086 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 175) no Hoare annotation was computed. [2018-11-18 15:50:08,086 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 163 180) no Hoare annotation was computed. [2018-11-18 15:50:08,087 INFO L428 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: true [2018-11-18 15:50:08,087 INFO L425 ceAbstractionStarter]: For program point L171-1(line 171) no Hoare annotation was computed. [2018-11-18 15:50:08,087 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 163 180) no Hoare annotation was computed. [2018-11-18 15:50:08,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:50:08 BoogieIcfgContainer [2018-11-18 15:50:08,091 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:50:08,092 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:50:08,092 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:50:08,092 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:50:08,092 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:50:07" (3/4) ... [2018-11-18 15:50:08,095 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:50:08,099 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-11-18 15:50:08,099 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:50:08,099 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_double [2018-11-18 15:50:08,100 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:50:08,104 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-18 15:50:08,104 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-11-18 15:50:08,105 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 15:50:08,105 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 15:50:08,152 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6ca561e3-fe4d-4d6b-ba73-d8622f16c759/bin-2019/uautomizer/witness.graphml [2018-11-18 15:50:08,152 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:50:08,153 INFO L168 Benchmark]: Toolchain (without parser) took 4365.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -81.3 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:08,154 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:50:08,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.83 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:08,155 INFO L168 Benchmark]: Boogie Preprocessor took 84.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:08,155 INFO L168 Benchmark]: RCFGBuilder took 2947.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.7 MB). Peak memory consumption was 44.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:08,155 INFO L168 Benchmark]: TraceAbstraction took 1005.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:08,155 INFO L168 Benchmark]: Witness Printer took 60.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:50:08,157 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 263.83 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 84.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2947.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.7 MB). Peak memory consumption was 44.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1005.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. * Witness Printer took 60.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 175]: 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: 127]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 73 locations, 1 error locations. SAFE Result, 0.9s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 16 PreInvPairs, 16 NumberOfFragments, 16 HoareAnnotationTreeSize, 16 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 400 SizeOfPredicates, 0 NumberOfNonLiveVariables, 60 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...