./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_5_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_5_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/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 90d9d5110e72847827a8a4de1ec9da2f4a9a1545 ................................................................................................................................................................................................. 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_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_5_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/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 90d9d5110e72847827a8a4de1ec9da2f4a9a1545 ............................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:29:57,195 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:29:57,197 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:29:57,206 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:29:57,206 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:29:57,207 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:29:57,208 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:29:57,209 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:29:57,210 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:29:57,211 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:29:57,211 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:29:57,211 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:29:57,212 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:29:57,213 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:29:57,214 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:29:57,215 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:29:57,215 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:29:57,217 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:29:57,218 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:29:57,219 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:29:57,220 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:29:57,221 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:29:57,222 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:29:57,223 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:29:57,223 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:29:57,223 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:29:57,224 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:29:57,225 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:29:57,225 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:29:57,226 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:29:57,226 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:29:57,227 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:29:57,227 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:29:57,227 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:29:57,228 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:29:57,228 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:29:57,228 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 14:29:57,240 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:29:57,240 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:29:57,240 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:29:57,241 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:29:57,241 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:29:57,241 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:29:57,241 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:29:57,242 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:29:57,242 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:29:57,242 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:29:57,242 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:29:57,242 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:29:57,242 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:29:57,242 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:29:57,243 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:29:57,243 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:29:57,243 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:29:57,243 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:29:57,243 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:29:57,243 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:29:57,243 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:29:57,244 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:29:57,244 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:29:57,244 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:29:57,244 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:29:57,244 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:29:57,244 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:29:57,246 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:29:57,247 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:29:57,247 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_a9e4987e-6112-4a29-b370-fd06ad3d1be1/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 -> 90d9d5110e72847827a8a4de1ec9da2f4a9a1545 [2018-11-18 14:29:57,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:29:57,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:29:57,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:29:57,284 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:29:57,284 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:29:57,285 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_5_true-unreach-call_true-termination.i [2018-11-18 14:29:57,325 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/data/3f479b547/dcfb9b501fad491cb742c3f039070ad4/FLAGc008613f7 [2018-11-18 14:29:57,651 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:29:57,652 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/sv-benchmarks/c/floats-cdfpl/square_5_true-unreach-call_true-termination.i [2018-11-18 14:29:57,655 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/data/3f479b547/dcfb9b501fad491cb742c3f039070ad4/FLAGc008613f7 [2018-11-18 14:29:58,086 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/data/3f479b547/dcfb9b501fad491cb742c3f039070ad4 [2018-11-18 14:29:58,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:29:58,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:29:58,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:29:58,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:29:58,092 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:29:58,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c1dea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58, skipping insertion in model container [2018-11-18 14:29:58,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:29:58,115 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:29:58,222 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:29:58,225 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:29:58,237 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:29:58,245 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:29:58,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58 WrapperNode [2018-11-18 14:29:58,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:29:58,246 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:29:58,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:29:58,246 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:29:58,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:29:58,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:29:58,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:29:58,266 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:29:58,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:29:58,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:29:58,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:29:58,278 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:29:58,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:29:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/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 [2018-11-18 14:29:58,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:29:58,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:29:58,474 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:29:58,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:29:58 BoogieIcfgContainer [2018-11-18 14:29:58,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:29:58,475 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:29:58,475 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:29:58,484 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:29:58,485 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:29:58" (1/1) ... [2018-11-18 14:29:58,494 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:29:58,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:29:58,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 14:29:58,527 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 14:29:58,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 14:29:58,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:29:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:29:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:29:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:29:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:29:58,627 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 14:29:58,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:29:58 ImpRootNode [2018-11-18 14:29:58,640 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:29:58,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:29:58,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:29:58,641 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:29:58,641 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:29:58" (3/4) ... [2018-11-18 14:29:58,644 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 14:29:58,644 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:29:58,644 INFO L168 Benchmark]: Toolchain (without parser) took 555.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 958.4 MB in the beginning and 1.1 GB in the end (delta: -123.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:29:58,645 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:29:58,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.75 ms. Allocated memory is still 1.0 GB. Free memory was 958.4 MB in the beginning and 947.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:29:58,646 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.46 ms. Allocated memory is still 1.0 GB. Free memory was 947.7 MB in the beginning and 945.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:29:58,647 INFO L168 Benchmark]: Boogie Preprocessor took 11.46 ms. Allocated memory is still 1.0 GB. Free memory is still 945.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:29:58,647 INFO L168 Benchmark]: RCFGBuilder took 196.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:29:58,648 INFO L168 Benchmark]: CodeCheck took 165.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:29:58,649 INFO L168 Benchmark]: Witness Printer took 3.37 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:29:58,652 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, 9 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, 3 NumberOfCodeBlocks, 3 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: 15]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 14, overapproximation of someBinaryArithmeticFLOAToperation at line 12. Possible FailurePath: [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11-L12] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L14] COND TRUE !(result >= 0.0f && result < 1.3985f) [L15] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 155.75 ms. Allocated memory is still 1.0 GB. Free memory was 958.4 MB in the beginning and 947.7 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 19.46 ms. Allocated memory is still 1.0 GB. Free memory was 947.7 MB in the beginning and 945.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.46 ms. Allocated memory is still 1.0 GB. Free memory is still 945.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 196.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * CodeCheck took 165.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.37 ms. Allocated memory is still 1.1 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 0.1.23-5842f4b [2018-11-18 14:30:00,142 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:30:00,143 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:30:00,151 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:30:00,151 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:30:00,152 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:30:00,153 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:30:00,154 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:30:00,155 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:30:00,156 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:30:00,156 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:30:00,157 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:30:00,157 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:30:00,158 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:30:00,159 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:30:00,159 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:30:00,160 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:30:00,161 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:30:00,163 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:30:00,164 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:30:00,165 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:30:00,165 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:30:00,167 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:30:00,167 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:30:00,167 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:30:00,168 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:30:00,169 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:30:00,169 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:30:00,170 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:30:00,171 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:30:00,171 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:30:00,172 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:30:00,172 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:30:00,172 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:30:00,173 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:30:00,173 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:30:00,173 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 14:30:00,183 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:30:00,184 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:30:00,184 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:30:00,184 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:30:00,185 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:30:00,185 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:30:00,185 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:30:00,185 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:30:00,186 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:30:00,186 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:30:00,186 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:30:00,186 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:30:00,186 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:30:00,186 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 14:30:00,186 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 14:30:00,186 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:30:00,187 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:30:00,187 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:30:00,187 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:30:00,187 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:30:00,187 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:30:00,187 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:30:00,187 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:30:00,188 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:30:00,188 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:30:00,188 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:30:00,188 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:30:00,188 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 14:30:00,188 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 14:30:00,188 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:30:00,189 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 14:30:00,189 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 14:30:00,189 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_a9e4987e-6112-4a29-b370-fd06ad3d1be1/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 -> 90d9d5110e72847827a8a4de1ec9da2f4a9a1545 [2018-11-18 14:30:00,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:30:00,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:30:00,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:30:00,227 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:30:00,227 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:30:00,228 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_5_true-unreach-call_true-termination.i [2018-11-18 14:30:00,265 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/data/bcf5a1cfb/a1d1cd4c759e430a8dbdf4908deb66d1/FLAG8c2300415 [2018-11-18 14:30:00,670 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:30:00,671 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/sv-benchmarks/c/floats-cdfpl/square_5_true-unreach-call_true-termination.i [2018-11-18 14:30:00,674 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/data/bcf5a1cfb/a1d1cd4c759e430a8dbdf4908deb66d1/FLAG8c2300415 [2018-11-18 14:30:00,683 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/bin-2019/ukojak/data/bcf5a1cfb/a1d1cd4c759e430a8dbdf4908deb66d1 [2018-11-18 14:30:00,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:30:00,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:30:00,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:30:00,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:30:00,692 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:30:00,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@136959d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00, skipping insertion in model container [2018-11-18 14:30:00,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:30:00,715 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:30:00,836 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:30:00,841 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:30:00,853 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:30:00,862 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:30:00,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00 WrapperNode [2018-11-18 14:30:00,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:30:00,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:30:00,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:30:00,863 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:30:00,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:30:00,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:30:00,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:30:00,882 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:30:00,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00" (1/1) ... [2018-11-18 14:30:00,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:30:00,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:30:00,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:30:00,896 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:30:00,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:30:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9e4987e-6112-4a29-b370-fd06ad3d1be1/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 [2018-11-18 14:30:00,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:30:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:30:18,105 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:30:18,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:30:18 BoogieIcfgContainer [2018-11-18 14:30:18,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:30:18,106 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:30:18,107 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:30:18,113 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:30:18,113 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:30:18" (1/1) ... [2018-11-18 14:30:18,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:30:18,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:30:18,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 14:30:18,144 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 14:30:18,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 14:30:18,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:30:18,179 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 14:30:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 14:30:28,424 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:505) 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) [2018-11-18 14:30:28,426 INFO L168 Benchmark]: Toolchain (without parser) took 27739.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:30:28,427 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:30:28,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 173.90 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:30:28,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.02 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:30:28,430 INFO L168 Benchmark]: Boogie Preprocessor took 14.16 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:30:28,430 INFO L168 Benchmark]: RCFGBuilder took 17210.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -167.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:30:28,431 INFO L168 Benchmark]: CodeCheck took 10318.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:30:28,434 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:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 173.90 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 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 19.02 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.16 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 17210.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -167.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * CodeCheck took 10318.90 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: Toolchain returned no result. Received shutdown request...