./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/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 3ac23ee9420d5573e041ab9b716895f5d3bb685f ............................................................................................................................................................................................................................... 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_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/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 3ac23ee9420d5573e041ab9b716895f5d3bb685f ............................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:06:42,348 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:06:42,349 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:06:42,355 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:06:42,355 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:06:42,356 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:06:42,356 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:06:42,357 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:06:42,358 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:06:42,358 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:06:42,359 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:06:42,359 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:06:42,359 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:06:42,360 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:06:42,360 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:06:42,361 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:06:42,361 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:06:42,362 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:06:42,363 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:06:42,364 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:06:42,364 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:06:42,365 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:06:42,366 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:06:42,366 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:06:42,366 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:06:42,366 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:06:42,367 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:06:42,367 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:06:42,368 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:06:42,368 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:06:42,368 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:06:42,369 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:06:42,369 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:06:42,369 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:06:42,369 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:06:42,370 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:06:42,370 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 18:06:42,377 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:06:42,377 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:06:42,377 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:06:42,377 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:06:42,378 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:06:42,378 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:06:42,378 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:06:42,378 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:06:42,378 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:06:42,378 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:06:42,378 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:06:42,378 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:06:42,378 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:06:42,378 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:06:42,378 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:06:42,379 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:06:42,379 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:06:42,379 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:06:42,379 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:06:42,379 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:06:42,379 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:06:42,379 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:06:42,379 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:06:42,379 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:06:42,379 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:06:42,380 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:06:42,380 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 18:06:42,380 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:06:42,380 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:06:42,380 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_475b1918-ce97-4cea-8779-99f0ee51d0a0/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 -> 3ac23ee9420d5573e041ab9b716895f5d3bb685f [2018-12-09 18:06:42,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:06:42,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:06:42,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:06:42,409 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:06:42,409 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:06:42,410 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c [2018-12-09 18:06:42,448 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/data/bd77fcd87/e002ebf954a34ec393313caea89b2db2/FLAGea16a228b [2018-12-09 18:06:42,788 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:06:42,789 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c [2018-12-09 18:06:42,792 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/data/bd77fcd87/e002ebf954a34ec393313caea89b2db2/FLAGea16a228b [2018-12-09 18:06:42,800 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/data/bd77fcd87/e002ebf954a34ec393313caea89b2db2 [2018-12-09 18:06:42,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:06:42,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:06:42,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:06:42,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:06:42,805 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:06:42,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643265e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42, skipping insertion in model container [2018-12-09 18:06:42,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:06:42,820 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:06:42,908 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:06:42,910 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:06:42,922 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:06:42,930 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:06:42,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42 WrapperNode [2018-12-09 18:06:42,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:06:42,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:06:42,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:06:42,931 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:06:42,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:06:42,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:06:42,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:06:42,951 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:06:42,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42" (1/1) ... [2018-12-09 18:06:42,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:06:42,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:06:42,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:06:42,998 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:06:42,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/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 [2018-12-09 18:06:43,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:06:43,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:06:43,161 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:06:43,162 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 18:06:43,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:06:43 BoogieIcfgContainer [2018-12-09 18:06:43,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:06:43,162 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:06:43,162 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:06:43,169 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:06:43,169 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:06:43" (1/1) ... [2018-12-09 18:06:43,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:06:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:06:43,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2018-12-09 18:06:43,198 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-12-09 18:06:43,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-09 18:06:43,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:06:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:06:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:06:43,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:06:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:06:43,292 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-09 18:06:43,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:06:43 ImpRootNode [2018-12-09 18:06:43,309 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:06:43,309 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:06:43,309 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:06:43,309 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:06:43,310 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:06:43" (3/4) ... [2018-12-09 18:06:43,312 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 18:06:43,312 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:06:43,312 INFO L168 Benchmark]: Toolchain (without parser) took 510.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -108.7 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:06:43,313 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:06:43,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 127.56 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 18:06:43,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.16 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 946.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:06:43,315 INFO L168 Benchmark]: Boogie Preprocessor took 46.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-09 18:06:43,315 INFO L168 Benchmark]: RCFGBuilder took 163.80 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-12-09 18:06:43,316 INFO L168 Benchmark]: CodeCheck took 146.67 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: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2018-12-09 18:06:43,316 INFO L168 Benchmark]: Witness Printer took 2.78 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. [2018-12-09 18:06:43,318 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 1 procedures, 16 locations, 1 error locations. UNSAFE Result, 0.1s 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, 5 NumberOfCodeBlocks, 5 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: 8]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 32, overapproximation of someUnaryDOUBLEoperation at line 20, overapproximation of someBinaryDOUBLEComparisonOperation at line 47. Possible FailurePath: [L10] double _EPS = 1e-6; [L37] double d, dd, r; [L38] double epsilon = 1e-8; [L40] d = 1. VAL [_EPS=1/1000000] [L40] COND TRUE d <= 20. [L42] dd = __VERIFIER_nondet_double() [L14] double xn, xnp1, residu, lsup, linf; [L15] int i, cond; [L16] COND TRUE Input <= 1.0 [L16] xn = 1.0 [L17] xnp1 = xn [L18] residu = 2.0*_EPS*(xn+xnp1) [L19] lsup = _EPS * (xn+xnp1) [L20] linf = -lsup [L21] cond = ((residu > lsup) || (residu < linf)) [L22] i = 0 VAL [_EPS=1/1000000] [L23] COND FALSE !(\read(cond)) [L32] return 1.0 / xnp1; [L45] r = SqrtR(dd) [L8] COND TRUE !(cond) VAL [_EPS=1/1000000] [L8] __VERIFIER_error() VAL [_EPS=1/1000000] * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 127.56 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 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 20.16 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 946.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 163.80 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * CodeCheck took 146.67 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: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Witness Printer took 2.78 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 0.1.23-635dfa2 [2018-12-09 18:06:44,654 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:06:44,655 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:06:44,662 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:06:44,662 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:06:44,663 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:06:44,663 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:06:44,664 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:06:44,665 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:06:44,665 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:06:44,666 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:06:44,666 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:06:44,666 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:06:44,667 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:06:44,667 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:06:44,667 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:06:44,668 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:06:44,669 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:06:44,670 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:06:44,671 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:06:44,671 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:06:44,672 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:06:44,673 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:06:44,673 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:06:44,673 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:06:44,673 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:06:44,674 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:06:44,674 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:06:44,675 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:06:44,675 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:06:44,675 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:06:44,676 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:06:44,676 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:06:44,676 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:06:44,676 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:06:44,676 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:06:44,677 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 18:06:44,687 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:06:44,687 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:06:44,688 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:06:44,688 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:06:44,689 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:06:44,689 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:06:44,689 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:06:44,689 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:06:44,689 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:06:44,690 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:06:44,690 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:06:44,690 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:06:44,690 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:06:44,690 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 18:06:44,690 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 18:06:44,690 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:06:44,691 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:06:44,691 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:06:44,691 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:06:44,691 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:06:44,691 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:06:44,691 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:06:44,692 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:06:44,692 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:06:44,692 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:06:44,692 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:06:44,692 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:06:44,692 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 18:06:44,692 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 18:06:44,693 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:06:44,693 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 18:06:44,693 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 18:06:44,693 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_475b1918-ce97-4cea-8779-99f0ee51d0a0/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 -> 3ac23ee9420d5573e041ab9b716895f5d3bb685f [2018-12-09 18:06:44,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:06:44,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:06:44,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:06:44,726 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:06:44,727 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:06:44,727 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c [2018-12-09 18:06:44,763 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/data/54a49a569/f7da6ff0f31348b3b85b4f145422eb50/FLAG4286f96bc [2018-12-09 18:06:45,145 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:06:45,145 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/sv-benchmarks/c/float-benchs/sqrt_Newton_pseudoconstant_true-unreach-call.c [2018-12-09 18:06:45,149 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/data/54a49a569/f7da6ff0f31348b3b85b4f145422eb50/FLAG4286f96bc [2018-12-09 18:06:45,157 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/bin-2019/ukojak/data/54a49a569/f7da6ff0f31348b3b85b4f145422eb50 [2018-12-09 18:06:45,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:06:45,159 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:06:45,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:06:45,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:06:45,162 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:06:45,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c437c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45, skipping insertion in model container [2018-12-09 18:06:45,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:06:45,178 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:06:45,276 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:06:45,280 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:06:45,297 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:06:45,308 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:06:45,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45 WrapperNode [2018-12-09 18:06:45,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:06:45,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:06:45,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:06:45,309 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:06:45,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:06:45,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:06:45,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:06:45,333 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:06:45,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45" (1/1) ... [2018-12-09 18:06:45,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:06:45,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:06:45,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:06:45,354 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:06:45,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:06:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_475b1918-ce97-4cea-8779-99f0ee51d0a0/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 [2018-12-09 18:06:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:06:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:08:18,327 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:08:18,327 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 18:08:18,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:08:18 BoogieIcfgContainer [2018-12-09 18:08:18,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:08:18,328 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:08:18,328 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:08:18,335 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:08:18,335 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:08:18" (1/1) ... [2018-12-09 18:08:18,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:08:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:08:18,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2018-12-09 18:08:18,369 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-12-09 18:08:18,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-09 18:08:18,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:08:18,403 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 18:08:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-09 18:08:29,115 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:509) 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) [2018-12-09 18:08:29,118 INFO L168 Benchmark]: Toolchain (without parser) took 103958.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -145.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:08:29,119 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:08:29,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 148.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-12-09 18:08:29,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.79 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:08:29,121 INFO L168 Benchmark]: Boogie Preprocessor took 20.74 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:08:29,121 INFO L168 Benchmark]: RCFGBuilder took 92973.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -170.0 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:08:29,122 INFO L168 Benchmark]: CodeCheck took 10789.29 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:08:29,124 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:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 148.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.79 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.74 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 92973.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -170.0 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * CodeCheck took 10789.29 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: 6.8 MB). Peak memory consumption was 6.8 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...