./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/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 05489f97023e2a5894acdd30001ad3ce1a478731 ............................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/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 05489f97023e2a5894acdd30001ad3ce1a478731 ....................................................................................................................................................................................................................... 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-aa41828 [2018-11-23 02:30:03,849 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:30:03,850 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:30:03,858 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:30:03,858 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:30:03,859 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:30:03,860 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:30:03,861 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:30:03,862 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:30:03,863 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:30:03,863 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:30:03,864 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:30:03,864 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:30:03,865 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:30:03,865 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:30:03,866 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:30:03,867 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:30:03,868 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:30:03,869 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:30:03,870 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:30:03,871 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:30:03,872 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:30:03,873 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:30:03,874 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:30:03,874 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:30:03,874 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:30:03,875 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:30:03,876 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:30:03,876 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:30:03,877 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:30:03,877 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:30:03,878 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:30:03,878 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:30:03,878 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:30:03,879 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:30:03,879 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:30:03,879 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 02:30:03,890 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:30:03,890 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:30:03,890 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:30:03,890 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 02:30:03,891 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:30:03,891 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:30:03,891 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:30:03,891 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:30:03,891 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:30:03,891 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:30:03,892 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:30:03,892 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:30:03,892 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:30:03,892 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:30:03,892 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:30:03,892 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:30:03,892 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:30:03,892 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:30:03,892 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 02:30:03,893 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 02:30:03,893 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:30:03,893 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:30:03,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 02:30:03,893 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:30:03,893 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:30:03,893 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:30:03,893 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 02:30:03,893 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:30:03,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:30:03,894 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_d4e1e169-9578-4c1e-a642-93fe5c9f167e/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 -> 05489f97023e2a5894acdd30001ad3ce1a478731 [2018-11-23 02:30:03,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:30:03,933 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:30:03,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:30:03,936 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:30:03,936 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:30:03,937 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c [2018-11-23 02:30:03,981 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/data/02ac739ce/4a484accffeb4c89bb933f963800bb55/FLAGe4fd6668b [2018-11-23 02:30:04,302 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:30:04,303 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c [2018-11-23 02:30:04,307 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/data/02ac739ce/4a484accffeb4c89bb933f963800bb55/FLAGe4fd6668b [2018-11-23 02:30:04,739 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/data/02ac739ce/4a484accffeb4c89bb933f963800bb55 [2018-11-23 02:30:04,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:30:04,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:30:04,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:30:04,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:30:04,744 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:30:04,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64d4648b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04, skipping insertion in model container [2018-11-23 02:30:04,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:30:04,764 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:30:04,868 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:30:04,871 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:30:04,884 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:30:04,891 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:30:04,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04 WrapperNode [2018-11-23 02:30:04,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:30:04,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:30:04,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:30:04,892 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:30:04,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:30:04,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:30:04,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:30:04,920 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:30:04,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04" (1/1) ... [2018-11-23 02:30:04,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:30:04,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:30:04,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:30:04,938 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:30:04,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/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 [2018-11-23 02:30:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:30:05,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:30:05,213 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:30:05,213 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 02:30:05,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:30:05 BoogieIcfgContainer [2018-11-23 02:30:05,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:30:05,214 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 02:30:05,214 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 02:30:05,224 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 02:30:05,224 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:30:05" (1/1) ... [2018-11-23 02:30:05,234 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:30:05,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:30:05,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-11-23 02:30:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-11-23 02:30:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 02:30:05,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:30:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:30:05,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:30:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:30:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:30:05,377 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] havoc main_#res;havoc main_#t~nondet1, main_#t~nondet2, main_#t~post0, main_~X~0, main_~Y~0, main_~S~0, main_~R~0, main_~D~0, main_~i~0;havoc main_~X~0;havoc main_~Y~0;havoc main_~S~0;havoc main_~R~0;havoc main_~D~0;havoc main_~i~0;main_~Y~0 := ~convertINTToFLOAT(0);main_~i~0 := 0; VAL [ULTIMATE.start_main_~i~0=0] [?] assume !!(main_~i~0 < 100000);main_~X~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~D~0 := main_#t~nondet2;havoc main_#t~nondet2;assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~X~0, ~someUnaryFLOAToperation(128.0)) && ~someBinaryFLOATComparisonOperation(main_~X~0, 128.0) then 1 else 0);assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~D~0, 0.0) && ~someBinaryFLOATComparisonOperation(main_~D~0, 16.0) then 1 else 0);main_~S~0 := main_~Y~0;main_~Y~0 := main_~X~0;main_~R~0 := ~someBinaryArithmeticFLOAToperation(main_~X~0, main_~S~0);BeginParallelComposition{ParallelCodeBlock0: assume ~someBinaryFLOATComparisonOperation(main_~R~0, ~someUnaryFLOAToperation(main_~D~0));main_~Y~0 := ~someBinaryArithmeticFLOAToperation(main_~S~0, main_~D~0);ParallelCodeBlock1: assume !~someBinaryFLOATComparisonOperation(main_~R~0, ~someUnaryFLOAToperation(main_~D~0));BeginParallelComposition{ParallelCodeBlock0: assume ~someBinaryFLOATComparisonOperation(main_~R~0, main_~D~0);main_~Y~0 := ~someBinaryArithmeticFLOAToperation(main_~S~0, main_~D~0);ParallelCodeBlock1: assume !~someBinaryFLOATComparisonOperation(main_~R~0, main_~D~0);}EndParallelComposition}EndParallelComposition__VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~Y~0, ~someUnaryFLOAToperation(129.0)) && ~someBinaryFLOATComparisonOperation(main_~Y~0, 129.0) then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_main_~D~0=0.0, ULTIMATE.start_main_~i~0=0, ULTIMATE.start_main_~S~0=1.0, ULTIMATE.start_main_~X~0=2.0, ULTIMATE.start_main_~Y~0=2.0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] assume 0 == __VERIFIER_assert_~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_main_~D~0=0.0, ULTIMATE.start_main_~i~0=0, ULTIMATE.start_main_~S~0=1.0, ULTIMATE.start_main_~X~0=2.0, ULTIMATE.start_main_~Y~0=2.0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] assume !false; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_main_~D~0=0.0, ULTIMATE.start_main_~i~0=0, ULTIMATE.start_main_~S~0=1.0, ULTIMATE.start_main_~X~0=2.0, ULTIMATE.start_main_~Y~0=2.0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] havoc main_#res; [?] havoc main_#t~nondet1, main_#t~nondet2, main_#t~post0, main_~X~0, main_~Y~0, main_~S~0, main_~R~0, main_~D~0, main_~i~0; [L9] havoc main_~X~0; [L9] havoc main_~Y~0; [L9] havoc main_~S~0; [L9] havoc main_~R~0; [L9] havoc main_~D~0; [L10] havoc main_~i~0; [L12] main_~Y~0 := ~convertINTToFLOAT(0); [L14] main_~i~0 := 0; VAL [main_~i~0=0] [L14-L28] assume !!(main_~i~0 < 100000); [L16] main_~X~0 := main_#t~nondet1; [L16] havoc main_#t~nondet1; [L17] main_~D~0 := main_#t~nondet2; [L17] havoc main_#t~nondet2; [L18] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~X~0, ~someUnaryFLOAToperation(128.0)) && ~someBinaryFLOATComparisonOperation(main_~X~0, 128.0) then 1 else 0); [L19] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~D~0, 0.0) && ~someBinaryFLOATComparisonOperation(main_~D~0, 16.0) then 1 else 0); [L21] main_~S~0 := main_~Y~0; [L22] main_~Y~0 := main_~X~0; [L23] main_~R~0 := ~someBinaryArithmeticFLOAToperation(main_~X~0, main_~S~0); [L24-L25] assume !~someBinaryFLOATComparisonOperation(main_~R~0, ~someUnaryFLOAToperation(main_~D~0)); [L25] assume !~someBinaryFLOATComparisonOperation(main_~R~0, main_~D~0); [L27] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~Y~0, ~someUnaryFLOAToperation(129.0)) && ~someBinaryFLOATComparisonOperation(main_~Y~0, 129.0) then 1 else 0); [L27] havoc __VERIFIER_assert_~cond; [L5] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] [L5] assume 0 == __VERIFIER_assert_~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] [L5] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] havoc main_#res; [?] havoc main_#t~nondet1, main_#t~nondet2, main_#t~post0, main_~X~0, main_~Y~0, main_~S~0, main_~R~0, main_~D~0, main_~i~0; [L9] havoc main_~X~0; [L9] havoc main_~Y~0; [L9] havoc main_~S~0; [L9] havoc main_~R~0; [L9] havoc main_~D~0; [L10] havoc main_~i~0; [L12] main_~Y~0 := ~convertINTToFLOAT(0); [L14] main_~i~0 := 0; VAL [main_~i~0=0] [L14-L28] assume !!(main_~i~0 < 100000); [L16] main_~X~0 := main_#t~nondet1; [L16] havoc main_#t~nondet1; [L17] main_~D~0 := main_#t~nondet2; [L17] havoc main_#t~nondet2; [L18] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~X~0, ~someUnaryFLOAToperation(128.0)) && ~someBinaryFLOATComparisonOperation(main_~X~0, 128.0) then 1 else 0); [L19] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~D~0, 0.0) && ~someBinaryFLOATComparisonOperation(main_~D~0, 16.0) then 1 else 0); [L21] main_~S~0 := main_~Y~0; [L22] main_~Y~0 := main_~X~0; [L23] main_~R~0 := ~someBinaryArithmeticFLOAToperation(main_~X~0, main_~S~0); [L24-L25] assume !~someBinaryFLOATComparisonOperation(main_~R~0, ~someUnaryFLOAToperation(main_~D~0)); [L25] assume !~someBinaryFLOATComparisonOperation(main_~R~0, main_~D~0); [L27] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~Y~0, ~someUnaryFLOAToperation(129.0)) && ~someBinaryFLOATComparisonOperation(main_~Y~0, 129.0) then 1 else 0); [L27] havoc __VERIFIER_assert_~cond; [L5] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] [L5] assume 0 == __VERIFIER_assert_~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] [L5] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] [?] havoc main_#res; [?] havoc main_#t~nondet1, main_#t~nondet2, main_#t~post0, main_~X~0, main_~Y~0, main_~S~0, main_~R~0, main_~D~0, main_~i~0; [L9] havoc main_~X~0; [L9] havoc main_~Y~0; [L9] havoc main_~S~0; [L9] havoc main_~R~0; [L9] havoc main_~D~0; [L10] havoc main_~i~0; [L12] main_~Y~0 := ~convertINTToFLOAT(0); [L14] main_~i~0 := 0; VAL [main_~i~0=0] [L14-L28] COND FALSE !(!(main_~i~0 < 100000)) [L16] main_~X~0 := main_#t~nondet1; [L16] havoc main_#t~nondet1; [L17] main_~D~0 := main_#t~nondet2; [L17] havoc main_#t~nondet2; [L18] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~X~0, ~someUnaryFLOAToperation(128.0)) && ~someBinaryFLOATComparisonOperation(main_~X~0, 128.0) then 1 else 0); [L19] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~D~0, 0.0) && ~someBinaryFLOATComparisonOperation(main_~D~0, 16.0) then 1 else 0); [L21] main_~S~0 := main_~Y~0; [L22] main_~Y~0 := main_~X~0; [L23] main_~R~0 := ~someBinaryArithmeticFLOAToperation(main_~X~0, main_~S~0); [L24] COND FALSE !(~someBinaryFLOATComparisonOperation(main_~R~0, ~someUnaryFLOAToperation(main_~D~0))) [L25] COND FALSE !(~someBinaryFLOATComparisonOperation(main_~R~0, main_~D~0)) [L27] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~Y~0, ~someUnaryFLOAToperation(129.0)) && ~someBinaryFLOATComparisonOperation(main_~Y~0, 129.0) then 1 else 0); [L27] havoc __VERIFIER_assert_~cond; [L5] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] [L5] COND TRUE 0 == __VERIFIER_assert_~cond VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] [L5] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] havoc main_#res; [?] havoc main_#t~nondet1, main_#t~nondet2, main_#t~post0, main_~X~0, main_~Y~0, main_~S~0, main_~R~0, main_~D~0, main_~i~0; [L9] havoc main_~X~0; [L9] havoc main_~Y~0; [L9] havoc main_~S~0; [L9] havoc main_~R~0; [L9] havoc main_~D~0; [L10] havoc main_~i~0; [L12] main_~Y~0 := ~convertINTToFLOAT(0); [L14] main_~i~0 := 0; VAL [main_~i~0=0] [L14-L28] COND FALSE !(!(main_~i~0 < 100000)) [L16] main_~X~0 := main_#t~nondet1; [L16] havoc main_#t~nondet1; [L17] main_~D~0 := main_#t~nondet2; [L17] havoc main_#t~nondet2; [L18] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~X~0, ~someUnaryFLOAToperation(128.0)) && ~someBinaryFLOATComparisonOperation(main_~X~0, 128.0) then 1 else 0); [L19] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~D~0, 0.0) && ~someBinaryFLOATComparisonOperation(main_~D~0, 16.0) then 1 else 0); [L21] main_~S~0 := main_~Y~0; [L22] main_~Y~0 := main_~X~0; [L23] main_~R~0 := ~someBinaryArithmeticFLOAToperation(main_~X~0, main_~S~0); [L24] COND FALSE !(~someBinaryFLOATComparisonOperation(main_~R~0, ~someUnaryFLOAToperation(main_~D~0))) [L25] COND FALSE !(~someBinaryFLOATComparisonOperation(main_~R~0, main_~D~0)) [L27] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~Y~0, ~someUnaryFLOAToperation(129.0)) && ~someBinaryFLOATComparisonOperation(main_~Y~0, 129.0) then 1 else 0); [L27] havoc __VERIFIER_assert_~cond; [L5] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] [L5] COND TRUE 0 == __VERIFIER_assert_~cond VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] [L5] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~D~0=0.0, main_~i~0=0, main_~S~0=1.0, main_~X~0=2.0, main_~Y~0=2.0] [L9] havoc ~X~0; [L9] havoc ~Y~0; [L9] havoc ~S~0; [L9] havoc ~R~0; [L9] havoc ~D~0; [L10] havoc ~i~0; [L12] ~Y~0 := ~convertINTToFLOAT(0); [L14] ~i~0 := 0; [L14-L28] COND FALSE !(!(~i~0 < 100000)) [L16] ~X~0 := #t~nondet1; [L16] havoc #t~nondet1; [L17] ~D~0 := #t~nondet2; [L17] havoc #t~nondet2; [L18] assume 0 != (if ~someBinaryFLOATComparisonOperation(~X~0, ~someUnaryFLOAToperation(128.0)) && ~someBinaryFLOATComparisonOperation(~X~0, 128.0) then 1 else 0); [L19] assume 0 != (if ~someBinaryFLOATComparisonOperation(~D~0, 0.0) && ~someBinaryFLOATComparisonOperation(~D~0, 16.0) then 1 else 0); [L21] ~S~0 := ~Y~0; [L22] ~Y~0 := ~X~0; [L23] ~R~0 := ~someBinaryArithmeticFLOAToperation(~X~0, ~S~0); [L24] COND FALSE !(~someBinaryFLOATComparisonOperation(~R~0, ~someUnaryFLOAToperation(~D~0))) [L25] COND FALSE !(~someBinaryFLOATComparisonOperation(~R~0, ~D~0)) [L5] ~cond := #in~cond; [L5] COND TRUE 0 == ~cond [L5] assert false; ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [L9] havoc ~X~0; [L9] havoc ~Y~0; [L9] havoc ~S~0; [L9] havoc ~R~0; [L9] havoc ~D~0; [L10] havoc ~i~0; [L12] ~Y~0 := ~convertINTToFLOAT(0); [L14] ~i~0 := 0; [L14-L28] COND FALSE !(!(~i~0 < 100000)) [L16] ~X~0 := #t~nondet1; [L16] havoc #t~nondet1; [L17] ~D~0 := #t~nondet2; [L17] havoc #t~nondet2; [L18] assume 0 != (if ~someBinaryFLOATComparisonOperation(~X~0, ~someUnaryFLOAToperation(128.0)) && ~someBinaryFLOATComparisonOperation(~X~0, 128.0) then 1 else 0); [L19] assume 0 != (if ~someBinaryFLOATComparisonOperation(~D~0, 0.0) && ~someBinaryFLOATComparisonOperation(~D~0, 16.0) then 1 else 0); [L21] ~S~0 := ~Y~0; [L22] ~Y~0 := ~X~0; [L23] ~R~0 := ~someBinaryArithmeticFLOAToperation(~X~0, ~S~0); [L24] COND FALSE !(~someBinaryFLOATComparisonOperation(~R~0, ~someUnaryFLOAToperation(~D~0))) [L25] COND FALSE !(~someBinaryFLOATComparisonOperation(~R~0, ~D~0)) [L5] ~cond := #in~cond; [L5] COND TRUE 0 == ~cond [L5] assert false; [L9] float X, Y, S, R, D; [L10] int i; [L12] Y = 0 [L14] i = 0 [L14] COND TRUE i < 100000 [L16] X = __VERIFIER_nondet_float() [L17] D = __VERIFIER_nondet_float() [L21] S = Y [L22] Y = X [L23] R = X - S [L24] COND FALSE !(R <= -D) [L25] COND FALSE !(R >= D) [L5] COND TRUE !(cond) [L5] __VERIFIER_error() ----- [2018-11-23 02:30:05,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:30:05 ImpRootNode [2018-11-23 02:30:05,404 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 02:30:05,404 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 02:30:05,404 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 02:30:05,404 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 02:30:05,405 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:30:05" (3/4) ... [2018-11-23 02:30:05,408 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 02:30:05,408 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 02:30:05,409 INFO L168 Benchmark]: Toolchain (without parser) took 667.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -153.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:30:05,410 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:30:05,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 149.83 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:30:05,411 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.56 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:30:05,412 INFO L168 Benchmark]: Boogie Preprocessor took 17.24 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:30:05,412 INFO L168 Benchmark]: RCFGBuilder took 276.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-23 02:30:05,413 INFO L168 Benchmark]: CodeCheck took 189.64 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-23 02:30:05,414 INFO L168 Benchmark]: Witness Printer took 3.95 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 02:30:05,417 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, 13 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, 4 NumberOfCodeBlocks, 4 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: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 18, overapproximation of to_real at line 12, overapproximation of someBinaryArithmeticFLOAToperation at line 23. Possible FailurePath: [L9] float X, Y, S, R, D; [L10] int i; [L12] Y = 0 [L14] i = 0 [L14] COND TRUE i < 100000 [L16] X = __VERIFIER_nondet_float() [L17] D = __VERIFIER_nondet_float() [L21] S = Y [L22] Y = X [L23] R = X - S [L24] COND FALSE !(R <= -D) [L25] COND FALSE !(R >= D) [L5] COND TRUE !(cond) [L5] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 149.83 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.4 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 27.56 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.24 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 276.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * CodeCheck took 189.64 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.95 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: 3.3 MB). Peak memory consumption was 3.3 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-aa41828 [2018-11-23 02:30:06,844 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:30:06,846 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:30:06,854 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:30:06,855 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:30:06,855 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:30:06,856 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:30:06,857 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:30:06,859 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:30:06,859 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:30:06,860 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:30:06,860 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:30:06,861 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:30:06,861 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:30:06,862 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:30:06,863 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:30:06,863 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:30:06,865 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:30:06,866 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:30:06,867 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:30:06,868 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:30:06,869 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:30:06,870 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:30:06,870 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:30:06,870 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:30:06,871 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:30:06,872 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:30:06,872 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:30:06,873 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:30:06,874 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:30:06,874 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:30:06,874 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:30:06,874 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:30:06,874 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:30:06,875 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:30:06,876 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:30:06,876 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 02:30:06,887 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:30:06,887 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:30:06,888 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:30:06,888 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 02:30:06,888 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:30:06,889 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:30:06,889 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:30:06,889 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:30:06,889 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:30:06,889 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:30:06,890 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:30:06,890 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:30:06,890 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:30:06,890 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 02:30:06,890 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 02:30:06,890 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:30:06,890 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:30:06,891 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:30:06,891 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:30:06,891 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 02:30:06,891 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 02:30:06,891 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:30:06,891 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:30:06,891 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 02:30:06,892 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:30:06,892 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:30:06,892 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:30:06,892 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 02:30:06,892 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 02:30:06,892 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:30:06,892 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 02:30:06,895 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 02:30:06,895 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_d4e1e169-9578-4c1e-a642-93fe5c9f167e/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 -> 05489f97023e2a5894acdd30001ad3ce1a478731 [2018-11-23 02:30:06,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:30:06,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:30:06,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:30:06,938 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:30:06,938 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:30:06,938 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c [2018-11-23 02:30:06,973 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/data/76af633ef/cf1edb60984541b4829d6ce9396cfa58/FLAGa5e975146 [2018-11-23 02:30:07,300 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:30:07,300 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c [2018-11-23 02:30:07,304 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/data/76af633ef/cf1edb60984541b4829d6ce9396cfa58/FLAGa5e975146 [2018-11-23 02:30:07,735 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/bin-2019/ukojak/data/76af633ef/cf1edb60984541b4829d6ce9396cfa58 [2018-11-23 02:30:07,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:30:07,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:30:07,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:30:07,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:30:07,742 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:30:07,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c58243f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07, skipping insertion in model container [2018-11-23 02:30:07,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:30:07,763 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:30:07,886 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:30:07,890 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:30:07,905 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:30:07,916 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:30:07,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07 WrapperNode [2018-11-23 02:30:07,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:30:07,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:30:07,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:30:07,918 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:30:07,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:30:07,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:30:07,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:30:07,943 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:30:07,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07" (1/1) ... [2018-11-23 02:30:07,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:30:07,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:30:07,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:30:07,960 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:30:07,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4e1e169-9578-4c1e-a642-93fe5c9f167e/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 [2018-11-23 02:30:08,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:30:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:30:09,012 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:30:09,012 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 02:30:09,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:30:09 BoogieIcfgContainer [2018-11-23 02:30:09,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:30:09,013 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 02:30:09,013 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 02:30:09,022 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 02:30:09,022 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:30:09" (1/1) ... [2018-11-23 02:30:09,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:30:09,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:30:09,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-11-23 02:30:09,052 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-11-23 02:30:09,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 02:30:09,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:30:09,093 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 02:30:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:30:09,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:30:09,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:30:10,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:30:10,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-11-23 02:30:10,245 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-11-23 02:30:10,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 02:30:10,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:30:10,246 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 02:30:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:30:15,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:30:16,624 WARN L180 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2018-11-23 02:30:17,121 WARN L180 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2018-11-23 02:30:20,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:30:21,115 WARN L180 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-11-23 02:30:22,103 WARN L180 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2018-11-23 02:30:22,977 WARN L180 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-11-23 02:30:25,788 WARN L180 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2018-11-23 02:30:26,503 WARN L180 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-11-23 02:30:27,303 WARN L180 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-11-23 02:30:38,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:30:38,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2018-11-23 02:30:38,548 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2018-11-23 02:30:38,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 02:30:38,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:30:38,551 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 02:30:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 02:30:48,661 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) [2018-11-23 02:30:48,664 INFO L168 Benchmark]: Toolchain (without parser) took 40925.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 949.7 MB in the beginning and 963.9 MB in the end (delta: -14.2 MB). Peak memory consumption was 93.3 MB. Max. memory is 11.5 GB. [2018-11-23 02:30:48,664 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. [2018-11-23 02:30:48,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.96 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:30:48,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.33 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 02:30:48,666 INFO L168 Benchmark]: Boogie Preprocessor took 16.98 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:30:48,666 INFO L168 Benchmark]: RCFGBuilder took 1052.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -145.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-23 02:30:48,667 INFO L168 Benchmark]: CodeCheck took 39649.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 963.9 MB in the end (delta: 114.7 MB). Peak memory consumption was 114.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:30:48,669 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 177.96 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.33 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.98 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1052.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -145.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * CodeCheck took 39649.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 963.9 MB in the end (delta: 114.7 MB). Peak memory consumption was 114.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...