./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/float_double_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_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/float_double_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/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 773baadb55b498633b84884838d360efb3aec808 ..................................................................................................................................................................................................................................................................................................... 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_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/float_double_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/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 773baadb55b498633b84884838d360efb3aec808 .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 09:40:21,191 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:40:21,192 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:40:21,200 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:40:21,201 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:40:21,201 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:40:21,202 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:40:21,203 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:40:21,204 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:40:21,205 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:40:21,205 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:40:21,205 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:40:21,206 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:40:21,206 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:40:21,207 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:40:21,208 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:40:21,208 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:40:21,209 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:40:21,210 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:40:21,211 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:40:21,212 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:40:21,213 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:40:21,214 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:40:21,214 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:40:21,214 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:40:21,215 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:40:21,215 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:40:21,216 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:40:21,216 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:40:21,217 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:40:21,217 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:40:21,218 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:40:21,218 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:40:21,218 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:40:21,219 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:40:21,219 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:40:21,219 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 09:40:21,228 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:40:21,228 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:40:21,229 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:40:21,229 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 09:40:21,230 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 09:40:21,230 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 09:40:21,230 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:40:21,230 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 09:40:21,230 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:40:21,230 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 09:40:21,230 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:40:21,230 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:40:21,231 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:40:21,231 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:40:21,231 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 09:40:21,231 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:40:21,231 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:40:21,231 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:40:21,231 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 09:40:21,231 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 09:40:21,232 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:40:21,232 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:40:21,232 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 09:40:21,232 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:40:21,232 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:40:21,232 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:40:21,232 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 09:40:21,232 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:40:21,233 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 09:40:21,233 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_171e46db-df8c-4e01-bbc2-e8e28ab6b551/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 -> 773baadb55b498633b84884838d360efb3aec808 [2018-11-23 09:40:21,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:40:21,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:40:21,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:40:21,267 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:40:21,268 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:40:21,268 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/float_double_true-unreach-call_true-termination.c [2018-11-23 09:40:21,313 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/data/046217478/553a60d331274ef49bb67a5b331329c7/FLAG90fb682dc [2018-11-23 09:40:21,634 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:40:21,634 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/sv-benchmarks/c/float-benchs/float_double_true-unreach-call_true-termination.c [2018-11-23 09:40:21,637 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/data/046217478/553a60d331274ef49bb67a5b331329c7/FLAG90fb682dc [2018-11-23 09:40:21,645 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/data/046217478/553a60d331274ef49bb67a5b331329c7 [2018-11-23 09:40:21,647 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:40:21,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:40:21,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:40:21,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:40:21,652 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:40:21,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f375ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21, skipping insertion in model container [2018-11-23 09:40:21,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:40:21,675 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:40:21,767 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:40:21,769 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:40:21,778 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:40:21,789 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:40:21,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21 WrapperNode [2018-11-23 09:40:21,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:40:21,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:40:21,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:40:21,790 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:40:21,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:40:21,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:40:21,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:40:21,809 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:40:21,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:40:21,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:40:21,824 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:40:21,824 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:40:21,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/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 09:40:21,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:40:21,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:40:21,979 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:40:21,979 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 09:40:21,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:40:21 BoogieIcfgContainer [2018-11-23 09:40:21,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:40:21,980 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 09:40:21,980 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 09:40:21,988 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 09:40:21,988 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:40:21" (1/1) ... [2018-11-23 09:40:21,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:40:22,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:40:22,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 09:40:22,017 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 09:40:22,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 09:40:22,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:40:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:40:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:40:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:40:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:40:22,097 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_~x~0, main_~y~0;main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0E20, 1.0);main_~y~0 := main_~x~0;__VERIFIER_assert_#in~cond := (if ~someBinaryDOUBLEComparisonOperation(main_~x~0, main_~y~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_~x~0=0.0, ULTIMATE.start_main_~y~0=0.0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] assume 0 == __VERIFIER_assert_~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=0.0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] assume !false; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_main_~y~0=0.0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] havoc main_#res; [?] havoc main_~x~0, main_~y~0; [L8] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0E20, 1.0); [L9] main_~y~0 := main_~x~0; [L10] __VERIFIER_assert_#in~cond := (if ~someBinaryDOUBLEComparisonOperation(main_~x~0, main_~y~0) then 1 else 0); [L10] havoc __VERIFIER_assert_~cond; [L4] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] [L4] assume 0 == __VERIFIER_assert_~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] [L4] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] havoc main_#res; [?] havoc main_~x~0, main_~y~0; [L8] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0E20, 1.0); [L9] main_~y~0 := main_~x~0; [L10] __VERIFIER_assert_#in~cond := (if ~someBinaryDOUBLEComparisonOperation(main_~x~0, main_~y~0) then 1 else 0); [L10] havoc __VERIFIER_assert_~cond; [L4] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] [L4] assume 0 == __VERIFIER_assert_~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] [L4] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] [?] havoc main_#res; [?] havoc main_~x~0, main_~y~0; [L8] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0E20, 1.0); [L9] main_~y~0 := main_~x~0; [L10] __VERIFIER_assert_#in~cond := (if ~someBinaryDOUBLEComparisonOperation(main_~x~0, main_~y~0) then 1 else 0); [L10] havoc __VERIFIER_assert_~cond; [L4] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] [L4] COND TRUE 0 == __VERIFIER_assert_~cond VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] [L4] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] havoc main_#res; [?] havoc main_~x~0, main_~y~0; [L8] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0E20, 1.0); [L9] main_~y~0 := main_~x~0; [L10] __VERIFIER_assert_#in~cond := (if ~someBinaryDOUBLEComparisonOperation(main_~x~0, main_~y~0) then 1 else 0); [L10] havoc __VERIFIER_assert_~cond; [L4] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] [L4] COND TRUE 0 == __VERIFIER_assert_~cond VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] [L4] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~x~0=0.0, main_~y~0=0.0] [L8] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0E20, 1.0); [L9] ~y~0 := ~x~0; [L4] ~cond := #in~cond; [L4] COND TRUE 0 == ~cond [L4] assert false; ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [L8] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0E20, 1.0); [L9] ~y~0 := ~x~0; [L4] ~cond := #in~cond; [L4] COND TRUE 0 == ~cond [L4] assert false; [L8] double x = 1e20 + 1.; [L9] float y = x; [L4] COND TRUE !(cond) [L4] __VERIFIER_error() ----- [2018-11-23 09:40:22,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 09:40:22 ImpRootNode [2018-11-23 09:40:22,114 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 09:40:22,114 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:40:22,114 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:40:22,115 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:40:22,115 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:40:21" (3/4) ... [2018-11-23 09:40:22,118 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 09:40:22,118 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:40:22,118 INFO L168 Benchmark]: Toolchain (without parser) took 470.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -172.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:40:22,120 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:40:22,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 140.90 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 09:40:22,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.11 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 09:40:22,121 INFO L168 Benchmark]: Boogie Preprocessor took 14.01 ms. Allocated memory is still 1.0 GB. Free memory is still 946.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:40:22,121 INFO L168 Benchmark]: RCFGBuilder took 156.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -195.6 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:40:22,122 INFO L168 Benchmark]: CodeCheck took 133.83 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: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-11-23 09:40:22,123 INFO L168 Benchmark]: Witness Printer took 3.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:40:22,127 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, 8 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 10, overapproximation of someBinaryArithmeticDOUBLEoperation at line 8. Possible FailurePath: [L8] double x = 1e20 + 1.; [L9] float y = x; [L4] COND TRUE !(cond) [L4] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 140.90 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 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 19.11 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.01 ms. Allocated memory is still 1.0 GB. Free memory is still 946.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 156.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -195.6 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * CodeCheck took 133.83 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: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.59 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-aa41828 [2018-11-23 09:40:23,533 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:40:23,534 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:40:23,542 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:40:23,542 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:40:23,543 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:40:23,544 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:40:23,545 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:40:23,546 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:40:23,547 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:40:23,547 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:40:23,548 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:40:23,548 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:40:23,549 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:40:23,550 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:40:23,550 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:40:23,551 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:40:23,552 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:40:23,553 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:40:23,554 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:40:23,555 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:40:23,556 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:40:23,558 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:40:23,558 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:40:23,558 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:40:23,559 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:40:23,559 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:40:23,560 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:40:23,560 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:40:23,561 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:40:23,561 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:40:23,562 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:40:23,562 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:40:23,562 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:40:23,563 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:40:23,563 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:40:23,563 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 09:40:23,574 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:40:23,574 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:40:23,575 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:40:23,575 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 09:40:23,575 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 09:40:23,575 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 09:40:23,576 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:40:23,576 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 09:40:23,576 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 09:40:23,576 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:40:23,576 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:40:23,576 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:40:23,576 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:40:23,576 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 09:40:23,577 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 09:40:23,577 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 09:40:23,577 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:40:23,577 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:40:23,577 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:40:23,577 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 09:40:23,577 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 09:40:23,578 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:40:23,578 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:40:23,578 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 09:40:23,578 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:40:23,578 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:40:23,578 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:40:23,578 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 09:40:23,579 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 09:40:23,579 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:40:23,579 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 09:40:23,579 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 09:40:23,579 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_171e46db-df8c-4e01-bbc2-e8e28ab6b551/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 -> 773baadb55b498633b84884838d360efb3aec808 [2018-11-23 09:40:23,607 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:40:23,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:40:23,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:40:23,618 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:40:23,618 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:40:23,619 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/float_double_true-unreach-call_true-termination.c [2018-11-23 09:40:23,653 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/data/1248ff19b/09e5cc686ca94271a9e003159a56cc4d/FLAGbdcaab863 [2018-11-23 09:40:23,944 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:40:23,945 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/sv-benchmarks/c/float-benchs/float_double_true-unreach-call_true-termination.c [2018-11-23 09:40:23,948 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/data/1248ff19b/09e5cc686ca94271a9e003159a56cc4d/FLAGbdcaab863 [2018-11-23 09:40:23,956 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/data/1248ff19b/09e5cc686ca94271a9e003159a56cc4d [2018-11-23 09:40:23,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:40:23,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:40:23,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:40:23,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:40:23,963 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:40:23,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:40:23" (1/1) ... [2018-11-23 09:40:23,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e4942f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:23, skipping insertion in model container [2018-11-23 09:40:23,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:40:23" (1/1) ... [2018-11-23 09:40:23,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:40:23,983 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:40:24,101 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:40:24,106 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:40:24,117 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:40:24,128 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:40:24,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24 WrapperNode [2018-11-23 09:40:24,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:40:24,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:40:24,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:40:24,129 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:40:24,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24" (1/1) ... [2018-11-23 09:40:24,141 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24" (1/1) ... [2018-11-23 09:40:24,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:40:24,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:40:24,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:40:24,155 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:40:24,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24" (1/1) ... [2018-11-23 09:40:24,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24" (1/1) ... [2018-11-23 09:40:24,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24" (1/1) ... [2018-11-23 09:40:24,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24" (1/1) ... [2018-11-23 09:40:24,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24" (1/1) ... [2018-11-23 09:40:24,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24" (1/1) ... [2018-11-23 09:40:24,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24" (1/1) ... [2018-11-23 09:40:24,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:40:24,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:40:24,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:40:24,172 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:40:24,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/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 09:40:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:40:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:40:24,374 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:40:24,374 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 09:40:24,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:40:24 BoogieIcfgContainer [2018-11-23 09:40:24,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:40:24,375 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 09:40:24,375 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 09:40:24,381 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 09:40:24,381 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:40:24" (1/1) ... [2018-11-23 09:40:24,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:40:24,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:40:24,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 09:40:24,407 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 09:40:24,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 09:40:24,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:40:24,441 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-23 09:40:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:40:24,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:40:24,576 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 09:40:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:40:24,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-11-23 09:40:24,751 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-11-23 09:40:24,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 09:40:24,751 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-23 09:40:24,759 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 09:40:24,772 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:40:24,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 09:40:24 ImpRootNode [2018-11-23 09:40:24,774 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 09:40:24,774 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:40:24,774 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:40:24,775 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:40:24,775 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:40:24" (3/4) ... [2018-11-23 09:40:24,777 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 09:40:24,783 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 09:40:24,783 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 09:40:24,784 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 09:40:24,811 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_171e46db-df8c-4e01-bbc2-e8e28ab6b551/bin-2019/ukojak/witness.graphml [2018-11-23 09:40:24,811 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:40:24,811 INFO L168 Benchmark]: Toolchain (without parser) took 852.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 948.6 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:40:24,812 INFO L168 Benchmark]: CDTParser took 0.12 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 09:40:24,812 INFO L168 Benchmark]: CACSL2BoogieTranslator took 169.02 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 937.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 09:40:24,813 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.17 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 09:40:24,813 INFO L168 Benchmark]: Boogie Preprocessor took 16.53 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:40:24,813 INFO L168 Benchmark]: RCFGBuilder took 203.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 932.5 MB in the beginning and 1.2 GB in the end (delta: -226.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:40:24,814 INFO L168 Benchmark]: CodeCheck took 399.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-23 09:40:24,814 INFO L168 Benchmark]: Witness Printer took 36.58 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 09:40:24,816 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, 8 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 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, 0.1s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 4 NumberOfNonLiveVariables, 8 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: 4]: 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: 4]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 169.02 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 937.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.17 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.53 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 203.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 932.5 MB in the beginning and 1.2 GB in the end (delta: -226.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * CodeCheck took 399.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Witness Printer took 36.58 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...