./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_6_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_6_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 952903d79575a1699c800b16f3e37f20fb3056a4 ............................................................................................................................................................................................................................ 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_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_6_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 952903d79575a1699c800b16f3e37f20fb3056a4 ................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:15:47,156 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:15:47,158 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:15:47,167 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:15:47,167 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:15:47,168 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:15:47,169 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:15:47,170 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:15:47,172 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:15:47,173 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:15:47,174 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:15:47,174 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:15:47,175 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:15:47,176 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:15:47,177 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:15:47,177 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:15:47,178 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:15:47,179 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:15:47,181 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:15:47,182 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:15:47,183 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:15:47,184 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:15:47,185 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:15:47,186 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:15:47,186 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:15:47,186 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:15:47,188 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:15:47,188 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:15:47,189 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:15:47,190 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:15:47,190 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:15:47,190 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:15:47,191 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:15:47,191 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:15:47,192 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:15:47,193 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:15:47,193 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:15:47,204 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:15:47,204 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:15:47,204 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:15:47,205 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:15:47,205 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:15:47,205 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:15:47,205 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:15:47,206 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:15:47,206 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:15:47,206 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:15:47,206 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:15:47,206 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:15:47,206 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:15:47,206 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:15:47,206 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:15:47,207 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:15:47,207 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:15:47,208 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:15:47,209 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:15:47,209 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:15:47,209 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:15:47,209 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:15:47,209 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:15:47,209 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:15:47,209 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:15:47,210 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:15:47,210 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:15:47,210 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:15:47,210 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_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak 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 -> Kojak 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 -> 952903d79575a1699c800b16f3e37f20fb3056a4 [2018-10-26 22:15:47,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:15:47,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:15:47,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:15:47,249 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:15:47,250 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:15:47,250 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_3_6_false-unreach-call_true-termination.i [2018-10-26 22:15:47,313 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/data/3de4ded76/c8bf90aa8663401f8413dd89b7bc4a01/FLAG1d19036a2 [2018-10-26 22:15:47,674 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:15:47,675 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/sv-benchmarks/c/floats-cdfpl/newton_3_6_false-unreach-call_true-termination.i [2018-10-26 22:15:47,680 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/data/3de4ded76/c8bf90aa8663401f8413dd89b7bc4a01/FLAG1d19036a2 [2018-10-26 22:15:47,693 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/data/3de4ded76/c8bf90aa8663401f8413dd89b7bc4a01 [2018-10-26 22:15:47,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:15:47,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:15:47,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:15:47,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:15:47,702 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:15:47,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608de32d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47, skipping insertion in model container [2018-10-26 22:15:47,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:15:47,730 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:15:47,849 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:15:47,852 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:15:47,865 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:15:47,877 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:15:47,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47 WrapperNode [2018-10-26 22:15:47,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:15:47,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:15:47,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:15:47,878 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:15:47,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:15:47,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:15:47,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:15:47,905 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:15:47,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47" (1/1) ... [2018-10-26 22:15:47,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:15:47,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:15:47,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:15:47,917 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:15:47,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-10-26 22:15:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-26 22:15:48,028 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-26 22:15:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:15:48,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:15:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-26 22:15:48,028 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-26 22:15:48,438 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:15:48,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:15:48 BoogieIcfgContainer [2018-10-26 22:15:48,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:15:48,439 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:15:48,439 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:15:48,447 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:15:48,448 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:15:48" (1/1) ... [2018-10-26 22:15:48,457 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:15:48,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:15:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-10-26 22:15:48,491 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-10-26 22:15:48,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 22:15:48,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:15:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:15:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:15:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:15:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:15:48,694 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 22:15:48,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:15:48 ImpRootNode [2018-10-26 22:15:48,721 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:15:48,722 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:15:48,722 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:15:48,722 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:15:48,722 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:15:48" (3/4) ... [2018-10-26 22:15:48,726 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 22:15:48,726 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:15:48,727 INFO L168 Benchmark]: Toolchain (without parser) took 1029.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -157.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:15:48,730 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:15:48,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 178.79 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-10-26 22:15:48,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.76 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 940.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:15:48,734 INFO L168 Benchmark]: Boogie Preprocessor took 11.49 ms. Allocated memory is still 1.0 GB. Free memory is still 940.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:15:48,735 INFO L168 Benchmark]: RCFGBuilder took 522.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -185.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:15:48,736 INFO L168 Benchmark]: CodeCheck took 282.30 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: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:15:48,737 INFO L168 Benchmark]: Witness Printer took 4.33 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. [2018-10-26 22:15:48,740 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 24 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 28]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 17, overapproximation of someBinaryDOUBLEComparisonOperation at line 27, overapproximation of someBinaryArithmeticFLOAToperation at line 23. Possible FailurePath: [L16] float IN = __VERIFIER_nondet_float(); [L19] CALL, EXPR f(IN) VAL [\old(x)=0] [L6] RET return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L19] EXPR f(IN) [L19] CALL, EXPR fp(IN) VAL [\old(x)=0] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L19] EXPR fp(IN) [L19] float x = IN - f(IN)/fp(IN); [L21] CALL, EXPR f(x) VAL [\old(x)=3] [L6] RET return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L21] EXPR f(x) [L21] CALL, EXPR fp(x) VAL [\old(x)=3] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L21] EXPR fp(x) [L21] x = x - f(x)/fp(x) [L23] CALL, EXPR f(x) VAL [\old(x)=6] [L6] RET return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L23] EXPR f(x) [L23] CALL, EXPR fp(x) VAL [\old(x)=6] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L23] EXPR fp(x) [L23] x = x - f(x)/fp(x) [L27] COND TRUE !(x < 0.1) [L28] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 178.79 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.76 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 940.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.49 ms. Allocated memory is still 1.0 GB. Free memory is still 940.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 522.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -185.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * CodeCheck took 282.30 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: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.33 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. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:15:50,627 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:15:50,628 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:15:50,642 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:15:50,642 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:15:50,643 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:15:50,644 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:15:50,646 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:15:50,647 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:15:50,648 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:15:50,649 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:15:50,649 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:15:50,650 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:15:50,650 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:15:50,652 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:15:50,652 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:15:50,653 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:15:50,654 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:15:50,666 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:15:50,667 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:15:50,667 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:15:50,668 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:15:50,670 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:15:50,670 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:15:50,670 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:15:50,675 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:15:50,678 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:15:50,680 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:15:50,680 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:15:50,681 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:15:50,681 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:15:50,682 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:15:50,682 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:15:50,682 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:15:50,683 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:15:50,683 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:15:50,683 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 22:15:50,697 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:15:50,698 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:15:50,700 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:15:50,701 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:15:50,702 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:15:50,702 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:15:50,702 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:15:50,702 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:15:50,702 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:15:50,702 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:15:50,702 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:15:50,703 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:15:50,703 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:15:50,703 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 22:15:50,703 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 22:15:50,703 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:15:50,703 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:15:50,703 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:15:50,704 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:15:50,704 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:15:50,704 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:15:50,704 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:15:50,704 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:15:50,704 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:15:50,704 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:15:50,705 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:15:50,705 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 22:15:50,705 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 22:15:50,705 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:15:50,705 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 22:15:50,705 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 22:15:50,705 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_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak 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 -> Kojak 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 -> 952903d79575a1699c800b16f3e37f20fb3056a4 [2018-10-26 22:15:50,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:15:50,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:15:50,757 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:15:50,759 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:15:50,759 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:15:50,760 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_3_6_false-unreach-call_true-termination.i [2018-10-26 22:15:50,810 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/data/6f2b17321/2939c3ea6179487a9345de2a12b6ea1a/FLAGca62a1227 [2018-10-26 22:15:51,189 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:15:51,189 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/sv-benchmarks/c/floats-cdfpl/newton_3_6_false-unreach-call_true-termination.i [2018-10-26 22:15:51,195 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/data/6f2b17321/2939c3ea6179487a9345de2a12b6ea1a/FLAGca62a1227 [2018-10-26 22:15:51,208 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/data/6f2b17321/2939c3ea6179487a9345de2a12b6ea1a [2018-10-26 22:15:51,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:15:51,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:15:51,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:15:51,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:15:51,217 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:15:51,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398f262c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51, skipping insertion in model container [2018-10-26 22:15:51,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:15:51,248 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:15:51,396 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:15:51,401 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:15:51,427 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:15:51,442 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:15:51,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51 WrapperNode [2018-10-26 22:15:51,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:15:51,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:15:51,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:15:51,444 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:15:51,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:15:51,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:15:51,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:15:51,472 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:15:51,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51" (1/1) ... [2018-10-26 22:15:51,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:15:51,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:15:51,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:15:51,498 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:15:51,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:15:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef243407-4302-422d-806c-60643c17e62d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-10-26 22:15:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-26 22:15:51,537 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-26 22:15:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:15:51,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:15:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-26 22:15:51,537 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-26 22:16:37,524 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:16:37,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:16:37 BoogieIcfgContainer [2018-10-26 22:16:37,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:16:37,525 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:16:37,525 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:16:37,533 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:16:37,533 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:16:37" (1/1) ... [2018-10-26 22:16:37,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:16:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:16:37,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-10-26 22:16:37,569 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-10-26 22:16:37,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 22:16:37,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:16:37,623 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 22:16:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 22:16:53,336 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 22:16:53,338 INFO L168 Benchmark]: Toolchain (without parser) took 62127.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -189.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:16:53,340 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. [2018-10-26 22:16:53,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.97 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:16:53,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.16 ms. Allocated memory is still 1.0 GB. Free memory was 941.2 MB in the beginning and 935.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:16:53,350 INFO L168 Benchmark]: Boogie Preprocessor took 25.49 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:16:53,351 INFO L168 Benchmark]: RCFGBuilder took 46026.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -212.1 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:16:53,351 INFO L168 Benchmark]: CodeCheck took 15812.84 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:16:53,355 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * 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 230.97 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.16 ms. Allocated memory is still 1.0 GB. Free memory was 941.2 MB in the beginning and 935.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.49 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 46026.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -212.1 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * CodeCheck took 15812.84 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...