./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/interpolation_true-unreach-call.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation_true-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/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 f22611f93269e362683124716e1056f24d2e8589 ................................................................................................................................................................................................................................................................. 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_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation_true-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/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 f22611f93269e362683124716e1056f24d2e8589 ........................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:04:44,635 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:04:44,637 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:04:44,649 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:04:44,649 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:04:44,650 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:04:44,652 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:04:44,654 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:04:44,656 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:04:44,657 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:04:44,658 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:04:44,659 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:04:44,660 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:04:44,661 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:04:44,662 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:04:44,664 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:04:44,665 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:04:44,667 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:04:44,668 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:04:44,670 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:04:44,672 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:04:44,673 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:04:44,676 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:04:44,676 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:04:44,676 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:04:44,677 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:04:44,678 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:04:44,679 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:04:44,680 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:04:44,682 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:04:44,682 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:04:44,683 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:04:44,684 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:04:44,684 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:04:44,685 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:04:44,686 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:04:44,686 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:04:44,701 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:04:44,701 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:04:44,702 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:04:44,702 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:04:44,703 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:04:44,704 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:04:44,704 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:04:44,704 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:04:44,704 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:04:44,704 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:04:44,705 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:04:44,705 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:04:44,705 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:04:44,705 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:04:44,705 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:04:44,705 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:04:44,706 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:04:44,706 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:04:44,706 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:04:44,706 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:04:44,706 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:04:44,707 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:04:44,709 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:04:44,709 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:04:44,709 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:04:44,709 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:04:44,710 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:04:44,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:04:44,710 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_afcc4c2c-2686-4659-90b9-64d8aa121531/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 -> f22611f93269e362683124716e1056f24d2e8589 [2018-10-26 20:04:44,744 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:04:44,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:04:44,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:04:44,761 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:04:44,762 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:04:44,763 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/interpolation_true-unreach-call.c.p+cfa-reducer.c [2018-10-26 20:04:44,819 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/data/355d59022/f23da28ab6ea4964a750e033b4ccce37/FLAG1f2d59bcd [2018-10-26 20:04:45,270 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:04:45,272 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/sv-benchmarks/c/float-benchs/interpolation_true-unreach-call.c.p+cfa-reducer.c [2018-10-26 20:04:45,278 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/data/355d59022/f23da28ab6ea4964a750e033b4ccce37/FLAG1f2d59bcd [2018-10-26 20:04:45,300 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/data/355d59022/f23da28ab6ea4964a750e033b4ccce37 [2018-10-26 20:04:45,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:04:45,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:04:45,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:04:45,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:04:45,309 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:04:45,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13634345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45, skipping insertion in model container [2018-10-26 20:04:45,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:04:45,348 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:04:45,519 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:04:45,523 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:04:45,549 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:04:45,568 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:04:45,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45 WrapperNode [2018-10-26 20:04:45,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:04:45,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:04:45,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:04:45,570 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:04:45,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:04:45,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:04:45,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:04:45,613 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:04:45,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45" (1/1) ... [2018-10-26 20:04:45,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:04:45,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:04:45,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:04:45,653 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:04:45,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:04:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-10-26 20:04:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 20:04:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:04:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:04:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-10-26 20:04:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 20:04:46,820 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:04:46,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:04:46 BoogieIcfgContainer [2018-10-26 20:04:46,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:04:46,822 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:04:46,822 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:04:46,835 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:04:46,835 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:04:46" (1/1) ... [2018-10-26 20:04:46,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:04:46,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:46,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-10-26 20:04:46,889 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-10-26 20:04:46,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 20:04:46,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:47,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:47,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:47,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2018-10-26 20:04:47,142 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2018-10-26 20:04:47,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 20:04:47,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:47,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-10-26 20:04:47,266 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-10-26 20:04:47,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 20:04:47,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:04:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:04:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:04:47,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:04:47,422 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-10-26 20:04:47,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:04:47 ImpRootNode [2018-10-26 20:04:47,468 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:04:47,469 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:04:47,469 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:04:47,469 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:04:47,470 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:04:46" (3/4) ... [2018-10-26 20:04:47,475 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 20:04:47,475 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:04:47,476 INFO L168 Benchmark]: Toolchain (without parser) took 2172.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:47,478 INFO L168 Benchmark]: CDTParser took 0.94 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:04:47,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.48 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:47,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.91 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:47,480 INFO L168 Benchmark]: Boogie Preprocessor took 39.22 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:04:47,481 INFO L168 Benchmark]: RCFGBuilder took 1168.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:47,481 INFO L168 Benchmark]: CodeCheck took 646.61 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:47,482 INFO L168 Benchmark]: Witness Printer took 6.50 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:04:47,487 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, 50 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 38 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 20 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 46]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 28, overapproximation of someBinaryDOUBLEComparisonOperation at line 33, overapproximation of to_real at line 12, overapproximation of someBinaryArithmeticFLOAToperation at line 31. Possible FailurePath: [L1] int __return_main; [L9] int main__i; [L10] float main__z; [L11] float main__t; [L12] FCALL float main__min[5] = { 5, 10, 12, 30, 150 }; [L13] FCALL float main__max[5] = { 10, 12, 30, 150, 300 }; [L14] main__t = __VERIFIER_nondet_float() [L15] int main____CPAchecker_TMP_0; [L16] EXPR, FCALL main__min[0] VAL [__return_main=0] [L16] COND TRUE main__t >= (main__min[0]) [L18] EXPR, FCALL main__max[4UL] VAL [__return_main=0] [L18] COND TRUE main__t <= (main__max[4UL]) [L20] main____CPAchecker_TMP_0 = 1 VAL [__return_main=0] [L22] COND TRUE main____CPAchecker_TMP_0 != 0 [L24] main__i = 0 VAL [__return_main=0] [L26] COND TRUE main__i < 5UL [L28] EXPR, FCALL main__max[main__i] VAL [__return_main=0] [L28] COND TRUE main__t <= (main__max[main__i]) [L31] EXPR, FCALL main__min[main__i] [L31] EXPR, FCALL main__max[main__i] [L31] EXPR, FCALL main__min[main__i] [L31] main__z = (main__t - (main__min[main__i])) / ((main__max[main__i]) - (main__min[main__i])) [L32] int main____CPAchecker_TMP_1; VAL [__return_main=0] [L33] COND FALSE !(main__z >= 0.0) VAL [__return_main=0] [L58] main____CPAchecker_TMP_1 = 0 VAL [__return_main=0] [L40] int __tmp_1; [L41] __tmp_1 = main____CPAchecker_TMP_1 [L42] int __VERIFIER_assert__cond; [L43] __VERIFIER_assert__cond = __tmp_1 VAL [__return_main=0] [L44] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_main=0] [L46] __VERIFIER_error() VAL [__return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 264.48 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 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 42.91 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.22 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1168.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * CodeCheck took 646.61 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 6.50 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: 2.7 MB). Peak memory consumption was 2.7 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 0.1.23-1dbac8b [2018-10-26 20:04:49,691 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:04:49,693 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:04:49,704 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:04:49,705 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:04:49,706 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:04:49,707 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:04:49,709 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:04:49,710 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:04:49,712 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:04:49,713 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:04:49,713 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:04:49,714 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:04:49,715 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:04:49,716 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:04:49,717 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:04:49,718 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:04:49,720 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:04:49,722 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:04:49,723 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:04:49,724 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:04:49,726 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:04:49,728 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:04:49,728 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:04:49,729 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:04:49,733 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:04:49,734 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:04:49,734 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:04:49,735 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:04:49,736 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:04:49,736 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:04:49,737 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:04:49,737 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:04:49,737 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:04:49,738 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:04:49,745 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:04:49,745 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 20:04:49,761 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:04:49,769 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:04:49,770 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:04:49,770 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:04:49,771 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:04:49,771 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:04:49,771 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:04:49,771 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:04:49,772 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:04:49,772 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:04:49,772 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:04:49,772 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:04:49,772 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:04:49,772 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:04:49,772 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:04:49,773 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:04:49,773 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:04:49,773 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:04:49,773 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:04:49,773 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:04:49,773 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:04:49,774 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:04:49,774 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:04:49,774 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:04:49,774 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:04:49,774 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:04:49,774 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 20:04:49,775 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:04:49,781 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:04:49,782 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:04:49,782 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:04:49,782 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_afcc4c2c-2686-4659-90b9-64d8aa121531/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 -> f22611f93269e362683124716e1056f24d2e8589 [2018-10-26 20:04:49,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:04:49,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:04:49,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:04:49,859 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:04:49,861 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:04:49,862 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/interpolation_true-unreach-call.c.p+cfa-reducer.c [2018-10-26 20:04:49,918 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/data/3d4f9aec9/60286181899349a58cf8735db7b0cb5e/FLAG37710bd29 [2018-10-26 20:04:50,374 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:04:50,375 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/sv-benchmarks/c/float-benchs/interpolation_true-unreach-call.c.p+cfa-reducer.c [2018-10-26 20:04:50,385 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/data/3d4f9aec9/60286181899349a58cf8735db7b0cb5e/FLAG37710bd29 [2018-10-26 20:04:50,403 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/data/3d4f9aec9/60286181899349a58cf8735db7b0cb5e [2018-10-26 20:04:50,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:04:50,407 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:04:50,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:04:50,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:04:50,413 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:04:50,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d7a867c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50, skipping insertion in model container [2018-10-26 20:04:50,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:04:50,451 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:04:50,623 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:04:50,630 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:04:50,665 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:04:50,689 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:04:50,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50 WrapperNode [2018-10-26 20:04:50,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:04:50,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:04:50,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:04:50,691 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:04:50,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:04:50,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:04:50,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:04:50,730 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:04:50,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50" (1/1) ... [2018-10-26 20:04:50,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:04:50,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:04:50,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:04:50,757 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:04:50,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:04:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_afcc4c2c-2686-4659-90b9-64d8aa121531/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:04:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 20:04:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-10-26 20:04:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:04:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:04:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-10-26 20:04:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 20:04:51,071 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:04:51,079 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:04:51,088 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:04:51,095 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:04:51,106 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:04:51,132 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:04:51,147 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:04:51,163 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:04:51,179 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:04:51,191 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:04:58,856 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:04:58,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:04:58 BoogieIcfgContainer [2018-10-26 20:04:58,857 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:04:58,858 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:04:58,858 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:04:58,869 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:04:58,869 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:04:58" (1/1) ... [2018-10-26 20:04:58,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:04:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:58,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-10-26 20:04:58,919 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-10-26 20:04:58,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 20:04:58,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:58,985 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:04:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:59,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:04:59,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:59,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:59,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2018-10-26 20:04:59,166 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2018-10-26 20:04:59,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 20:04:59,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:59,168 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:04:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:04:59,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:04:59,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:04:59,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:04:59,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-10-26 20:04:59,621 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-10-26 20:04:59,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 20:04:59,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:04:59,623 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:05:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 20:05:09,900 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 20:05:09,903 INFO L168 Benchmark]: Toolchain (without parser) took 19496.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -139.4 MB). Peak memory consumption was 36.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:05:09,905 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:05:09,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.66 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:05:09,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.38 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:05:09,910 INFO L168 Benchmark]: Boogie Preprocessor took 26.35 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:05:09,910 INFO L168 Benchmark]: RCFGBuilder took 8100.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -175.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:05:09,912 INFO L168 Benchmark]: CodeCheck took 11044.68 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: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:05:09,916 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 281.66 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.38 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.35 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 8100.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -175.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. * CodeCheck took 11044.68 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: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...