./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/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 dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e .................................................................................................................................................................................................................. 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_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/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 dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 07:13:51,295 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:13:51,296 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:13:51,302 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:13:51,302 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:13:51,303 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:13:51,303 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:13:51,305 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:13:51,305 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:13:51,306 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:13:51,307 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:13:51,307 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:13:51,307 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:13:51,308 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:13:51,309 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:13:51,309 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:13:51,310 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:13:51,310 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:13:51,312 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:13:51,312 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:13:51,313 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:13:51,314 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:13:51,315 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:13:51,315 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:13:51,315 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:13:51,316 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:13:51,316 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:13:51,317 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:13:51,317 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:13:51,318 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:13:51,318 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:13:51,318 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:13:51,319 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:13:51,319 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:13:51,319 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:13:51,320 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:13:51,320 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 07:13:51,327 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:13:51,327 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:13:51,328 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 07:13:51,328 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 07:13:51,328 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:13:51,328 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:13:51,329 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:13:51,329 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:13:51,329 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 07:13:51,329 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:13:51,329 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:13:51,329 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 07:13:51,329 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 07:13:51,329 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 07:13:51,330 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:13:51,330 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:13:51,330 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:13:51,330 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 07:13:51,330 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 07:13:51,330 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 07:13:51,330 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:13:51,330 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 07:13:51,331 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 07:13:51,331 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:13:51,331 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 07:13:51,331 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 07:13:51,331 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 07:13:51,331 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 07:13:51,331 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 07:13:51,331 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_6ae1db16-9cbb-4708-8e83-f5333bae889a/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 -> dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e [2018-12-02 07:13:51,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:13:51,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:13:51,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:13:51,362 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:13:51,362 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:13:51,363 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-12-02 07:13:51,400 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/data/d5f0355c2/ae4206b9c66d406ab8ff77ed2e84967e/FLAG394b720fa [2018-12-02 07:13:51,828 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:13:51,829 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-12-02 07:13:51,833 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/data/d5f0355c2/ae4206b9c66d406ab8ff77ed2e84967e/FLAG394b720fa [2018-12-02 07:13:51,841 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/data/d5f0355c2/ae4206b9c66d406ab8ff77ed2e84967e [2018-12-02 07:13:51,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:13:51,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:13:51,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:13:51,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:13:51,847 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:13:51,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:51,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51, skipping insertion in model container [2018-12-02 07:13:51,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:51,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:13:51,866 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:13:51,956 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:13:51,959 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:13:51,969 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:13:51,977 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:13:51,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51 WrapperNode [2018-12-02 07:13:51,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:13:51,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:13:51,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:13:51,978 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:13:51,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:51,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:51,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:13:51,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:13:51,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:13:51,995 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:13:52,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:52,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:52,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:52,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:52,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:52,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:52,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51" (1/1) ... [2018-12-02 07:13:52,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:13:52,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:13:52,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:13:52,033 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:13:52,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 07:13:52,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:13:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:13:52,136 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:13:52,136 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-02 07:13:52,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:13:52 BoogieIcfgContainer [2018-12-02 07:13:52,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:13:52,137 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 07:13:52,137 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 07:13:52,143 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 07:13:52,143 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:13:52" (1/1) ... [2018-12-02 07:13:52,149 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:13:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:13:52,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-02 07:13:52,170 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-02 07:13:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 07:13:52,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:13:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:13:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:13:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:13:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:13:52,236 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-02 07:13:52,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:13:52 ImpRootNode [2018-12-02 07:13:52,247 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 07:13:52,247 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:13:52,247 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:13:52,248 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:13:52,248 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:13:52" (3/4) ... [2018-12-02 07:13:52,250 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 07:13:52,250 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:13:52,251 INFO L168 Benchmark]: Toolchain (without parser) took 407.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:13:52,252 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:13:52,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 132.67 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 07:13:52,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.25 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:13:52,253 INFO L168 Benchmark]: Boogie Preprocessor took 37.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-02 07:13:52,253 INFO L168 Benchmark]: RCFGBuilder took 104.02 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: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-12-02 07:13:52,253 INFO L168 Benchmark]: CodeCheck took 110.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-02 07:13:52,254 INFO L168 Benchmark]: Witness Printer took 2.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:13:52,255 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. UNSAFE Result, 0.0s 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: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 13. Possible FailurePath: [L10] double x; [L11] x = __VERIFIER_nondet_double() [L13] COND TRUE x >= -1e307 && x <= 1e307 [L6] COND TRUE !(cond) [L6] __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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 132.67 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.25 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 104.02 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: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * CodeCheck took 110.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Witness Printer took 2.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 07:13:53,513 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:13:53,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:13:53,520 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:13:53,520 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:13:53,521 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:13:53,521 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:13:53,522 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:13:53,523 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:13:53,523 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:13:53,524 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:13:53,524 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:13:53,524 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:13:53,525 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:13:53,525 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:13:53,526 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:13:53,526 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:13:53,527 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:13:53,528 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:13:53,528 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:13:53,529 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:13:53,529 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:13:53,530 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:13:53,531 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:13:53,531 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:13:53,531 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:13:53,532 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:13:53,532 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:13:53,532 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:13:53,533 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:13:53,533 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:13:53,533 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:13:53,533 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:13:53,534 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:13:53,534 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:13:53,534 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:13:53,534 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 07:13:53,542 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:13:53,542 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:13:53,542 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 07:13:53,542 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 07:13:53,543 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:13:53,543 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:13:53,543 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:13:53,543 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:13:53,543 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:13:53,543 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:13:53,543 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 07:13:53,543 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 07:13:53,543 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 07:13:53,544 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 07:13:53,544 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 07:13:53,544 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:13:53,544 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:13:53,544 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:13:53,544 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 07:13:53,544 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 07:13:53,544 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 07:13:53,544 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:13:53,544 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 07:13:53,544 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 07:13:53,544 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:13:53,545 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 07:13:53,545 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 07:13:53,545 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 07:13:53,545 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 07:13:53,545 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 07:13:53,545 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 07:13:53,545 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 07:13:53,545 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_6ae1db16-9cbb-4708-8e83-f5333bae889a/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 -> dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e [2018-12-02 07:13:53,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:13:53,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:13:53,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:13:53,572 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:13:53,572 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:13:53,572 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-12-02 07:13:53,607 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/data/9a135e17e/b5944c2f2ae3459d9a6d989e84868688/FLAGdaefeb144 [2018-12-02 07:13:54,003 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:13:54,003 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-12-02 07:13:54,007 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/data/9a135e17e/b5944c2f2ae3459d9a6d989e84868688/FLAGdaefeb144 [2018-12-02 07:13:54,015 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/data/9a135e17e/b5944c2f2ae3459d9a6d989e84868688 [2018-12-02 07:13:54,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:13:54,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:13:54,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:13:54,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:13:54,020 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:13:54,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b3325a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54, skipping insertion in model container [2018-12-02 07:13:54,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:13:54,034 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:13:54,115 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:13:54,119 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:13:54,127 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:13:54,136 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:13:54,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54 WrapperNode [2018-12-02 07:13:54,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:13:54,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:13:54,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:13:54,137 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:13:54,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:13:54,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:13:54,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:13:54,157 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:13:54,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:13:54,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:13:54,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:13:54,172 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:13:54,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:13:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 07:13:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:13:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:13:54,315 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:13:54,315 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-02 07:13:54,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:13:54 BoogieIcfgContainer [2018-12-02 07:13:54,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:13:54,316 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 07:13:54,316 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 07:13:54,322 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 07:13:54,322 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:13:54" (1/1) ... [2018-12-02 07:13:54,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:13:54,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:13:54,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-02 07:13:54,347 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-02 07:13:54,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 07:13:54,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:13:54,380 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 07:13:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:13:54,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:13:54,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:13:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:13:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-12-02 07:13:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-12-02 07:13:54,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 07:13:54,439 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-12-02 07:13:54,446 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 07:13:54,453 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 07:13:54,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:13:54 ImpRootNode [2018-12-02 07:13:54,455 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 07:13:54,456 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:13:54,456 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:13:54,456 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:13:54,456 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:13:54" (3/4) ... [2018-12-02 07:13:54,459 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 07:13:54,467 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 07:13:54,467 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 07:13:54,467 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 07:13:54,491 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6ae1db16-9cbb-4708-8e83-f5333bae889a/bin-2019/ukojak/witness.graphml [2018-12-02 07:13:54,492 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:13:54,492 INFO L168 Benchmark]: Toolchain (without parser) took 475.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:13:54,493 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:13:54,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 119.03 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 07:13:54,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.99 ms. Allocated memory is still 1.0 GB. Free memory is still 934.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:13:54,494 INFO L168 Benchmark]: Boogie Preprocessor took 14.84 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 07:13:54,494 INFO L168 Benchmark]: RCFGBuilder took 143.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-02 07:13:54,495 INFO L168 Benchmark]: CodeCheck took 139.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 07:13:54,496 INFO L168 Benchmark]: Witness Printer took 35.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 07:13:54,499 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. SAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 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, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 3 NumberOfNonLiveVariables, 9 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 119.03 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.99 ms. Allocated memory is still 1.0 GB. Free memory is still 934.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.84 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 143.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * CodeCheck took 139.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Witness Printer took 35.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...