./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_1_false-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_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/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 9b4984d971b5a5a3b565edf502e7d7464558f166 .............................................................................................................................................................................................................. 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_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/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 9b4984d971b5a5a3b565edf502e7d7464558f166 ........................................................................................................................................................................................... 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 13:46:40,267 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:46:40,268 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:46:40,275 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:46:40,276 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:46:40,276 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:46:40,277 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:46:40,278 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:46:40,279 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:46:40,280 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:46:40,280 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:46:40,280 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:46:40,281 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:46:40,282 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:46:40,282 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:46:40,283 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:46:40,283 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:46:40,285 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:46:40,286 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:46:40,287 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:46:40,288 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:46:40,288 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:46:40,290 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:46:40,290 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:46:40,290 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:46:40,291 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:46:40,292 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:46:40,292 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:46:40,293 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:46:40,293 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:46:40,293 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:46:40,294 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:46:40,294 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:46:40,294 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:46:40,295 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:46:40,295 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:46:40,296 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:46:40,303 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:46:40,304 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:46:40,304 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:46:40,304 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:46:40,305 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:46:40,305 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:46:40,305 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:46:40,305 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:46:40,306 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:46:40,306 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:46:40,306 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:46:40,306 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:46:40,306 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:46:40,306 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:46:40,306 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:46:40,307 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:46:40,307 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:46:40,307 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:46:40,307 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:46:40,307 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:46:40,307 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:46:40,308 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:46:40,308 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:46:40,308 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:46:40,308 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:46:40,308 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:46:40,308 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:46:40,309 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:46:40,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:46:40,309 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_1ea80c6b-8300-45ee-9365-8819a90a7856/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 -> 9b4984d971b5a5a3b565edf502e7d7464558f166 [2018-11-18 13:46:40,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:46:40,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:46:40,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:46:40,343 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:46:40,343 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:46:40,344 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i [2018-11-18 13:46:40,380 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/data/c40e69133/127e8583b7914793bdfd1e1a711c2228/FLAGd2fd70349 [2018-11-18 13:46:40,665 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:46:40,665 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i [2018-11-18 13:46:40,669 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/data/c40e69133/127e8583b7914793bdfd1e1a711c2228/FLAGd2fd70349 [2018-11-18 13:46:40,678 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/data/c40e69133/127e8583b7914793bdfd1e1a711c2228 [2018-11-18 13:46:40,680 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:46:40,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:46:40,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:46:40,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:46:40,685 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:46:40,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e779c11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40, skipping insertion in model container [2018-11-18 13:46:40,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:46:40,703 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:46:40,807 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:46:40,809 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:46:40,818 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:46:40,825 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:46:40,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40 WrapperNode [2018-11-18 13:46:40,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:46:40,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:46:40,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:46:40,826 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:46:40,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:46:40,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:46:40,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:46:40,844 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:46:40,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40" (1/1) ... [2018-11-18 13:46:40,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:46:40,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:46:40,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:46:40,855 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:46:40,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/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 13:46:40,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:46:40,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:46:41,024 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:46:41,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:46:41 BoogieIcfgContainer [2018-11-18 13:46:41,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:46:41,025 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:46:41,025 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:46:41,034 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:46:41,035 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:46:41" (1/1) ... [2018-11-18 13:46:41,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:46:41,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:41,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 13:46:41,075 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 13:46:41,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 13:46:41,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:46:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:46:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:46:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:46:41,177 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 13:46:41,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:46:41 ImpRootNode [2018-11-18 13:46:41,192 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:46:41,192 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:46:41,192 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:46:41,192 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:46:41,193 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:46:41" (3/4) ... [2018-11-18 13:46:41,196 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 13:46:41,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:46:41,196 INFO L168 Benchmark]: Toolchain (without parser) took 515.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 953.8 MB in the beginning and 1.1 GB in the end (delta: -162.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:46:41,198 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:46:41,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 144.15 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:41,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.93 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:41,200 INFO L168 Benchmark]: Boogie Preprocessor took 10.19 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:46:41,200 INFO L168 Benchmark]: RCFGBuilder took 169.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:41,201 INFO L168 Benchmark]: CodeCheck took 167.23 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:41,202 INFO L168 Benchmark]: Witness Printer took 3.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:41,206 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 < 1.39f) [L15] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 144.15 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 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 17.93 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.19 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 169.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * CodeCheck took 167.23 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. 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 13:46:42,615 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:46:42,616 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:46:42,624 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:46:42,625 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:46:42,625 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:46:42,626 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:46:42,627 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:46:42,628 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:46:42,629 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:46:42,629 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:46:42,629 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:46:42,630 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:46:42,631 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:46:42,631 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:46:42,632 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:46:42,632 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:46:42,633 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:46:42,635 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:46:42,635 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:46:42,636 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:46:42,637 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:46:42,638 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:46:42,638 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:46:42,639 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:46:42,639 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:46:42,640 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:46:42,640 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:46:42,641 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:46:42,641 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:46:42,642 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:46:42,642 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:46:42,642 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:46:42,642 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:46:42,643 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:46:42,643 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:46:42,644 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 13:46:42,653 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:46:42,653 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:46:42,654 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:46:42,654 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:46:42,654 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:46:42,655 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:46:42,655 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:46:42,655 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:46:42,655 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:46:42,655 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:46:42,655 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:46:42,655 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:46:42,655 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:46:42,656 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 13:46:42,656 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 13:46:42,656 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:46:42,656 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:46:42,656 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:46:42,656 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:46:42,656 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:46:42,656 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:46:42,657 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:46:42,657 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:46:42,657 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:46:42,657 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:46:42,657 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:46:42,657 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:46:42,657 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 13:46:42,657 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 13:46:42,657 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:46:42,658 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 13:46:42,658 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 13:46:42,658 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_1ea80c6b-8300-45ee-9365-8819a90a7856/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 -> 9b4984d971b5a5a3b565edf502e7d7464558f166 [2018-11-18 13:46:42,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:46:42,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:46:42,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:46:42,701 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:46:42,701 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:46:42,701 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i [2018-11-18 13:46:42,745 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/data/2b7887b14/94198fc8152a4e51b668e4c42ceadb47/FLAGcf7d84004 [2018-11-18 13:46:43,059 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:46:43,059 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i [2018-11-18 13:46:43,063 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/data/2b7887b14/94198fc8152a4e51b668e4c42ceadb47/FLAGcf7d84004 [2018-11-18 13:46:43,071 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/bin-2019/ukojak/data/2b7887b14/94198fc8152a4e51b668e4c42ceadb47 [2018-11-18 13:46:43,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:46:43,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:46:43,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:46:43,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:46:43,076 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:46:43,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c3455a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43, skipping insertion in model container [2018-11-18 13:46:43,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:46:43,096 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:46:43,203 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:46:43,207 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:46:43,217 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:46:43,227 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:46:43,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43 WrapperNode [2018-11-18 13:46:43,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:46:43,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:46:43,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:46:43,228 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:46:43,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:46:43,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:46:43,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:46:43,247 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:46:43,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43" (1/1) ... [2018-11-18 13:46:43,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:46:43,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:46:43,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:46:43,261 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:46:43,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ea80c6b-8300-45ee-9365-8819a90a7856/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 13:46:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:46:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:47:01,638 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:47:01,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:47:01 BoogieIcfgContainer [2018-11-18 13:47:01,639 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:47:01,640 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:47:01,640 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:47:01,646 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:47:01,646 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:47:01" (1/1) ... [2018-11-18 13:47:01,654 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:47:01,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:01,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 13:47:01,675 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 13:47:01,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 13:47:01,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:01,708 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 13:47:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 13:47:11,943 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 13:47:11,946 INFO L168 Benchmark]: Toolchain (without parser) took 28872.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 948.6 MB in the beginning and 1.1 GB in the end (delta: -157.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:47:11,947 INFO L168 Benchmark]: CDTParser took 0.16 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 13:47:11,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.20 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 937.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:47:11,949 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.66 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:47:11,950 INFO L168 Benchmark]: Boogie Preprocessor took 14.19 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:47:11,950 INFO L168 Benchmark]: RCFGBuilder took 18378.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:47:11,951 INFO L168 Benchmark]: CodeCheck took 10305.64 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:47:11,954 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 0.16 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 153.20 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 937.9 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 18.66 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.19 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 18378.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * CodeCheck took 10305.64 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...