./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0310_true-unreach-call.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_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0310_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/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 2e85e1b931f9471a4fbcfd51f1bc2346fd965a33 ............................................................................................................................................................................................................................................................................................................. 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_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0310_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/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 2e85e1b931f9471a4fbcfd51f1bc2346fd965a33 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:50:45,152 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 04:50:45,153 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 04:50:45,159 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 04:50:45,159 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 04:50:45,160 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 04:50:45,160 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 04:50:45,161 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 04:50:45,162 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 04:50:45,162 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 04:50:45,163 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 04:50:45,163 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 04:50:45,163 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 04:50:45,164 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 04:50:45,164 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 04:50:45,165 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 04:50:45,165 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 04:50:45,166 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 04:50:45,167 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 04:50:45,167 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 04:50:45,168 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 04:50:45,169 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 04:50:45,170 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 04:50:45,170 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 04:50:45,170 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 04:50:45,171 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 04:50:45,171 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 04:50:45,172 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 04:50:45,172 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 04:50:45,173 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 04:50:45,173 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 04:50:45,173 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 04:50:45,173 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 04:50:45,174 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 04:50:45,174 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 04:50:45,174 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 04:50:45,175 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 04:50:45,182 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 04:50:45,182 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 04:50:45,182 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 04:50:45,183 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 04:50:45,183 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 04:50:45,183 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 04:50:45,183 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 04:50:45,183 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 04:50:45,183 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 04:50:45,183 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 04:50:45,183 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 04:50:45,184 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 04:50:45,184 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 04:50:45,184 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 04:50:45,184 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 04:50:45,184 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 04:50:45,184 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 04:50:45,184 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 04:50:45,184 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 04:50:45,184 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 04:50:45,184 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 04:50:45,184 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 04:50:45,184 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 04:50:45,185 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 04:50:45,185 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 04:50:45,185 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 04:50:45,185 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 04:50:45,185 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 04:50:45,185 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 04:50:45,185 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_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/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 -> 2e85e1b931f9471a4fbcfd51f1bc2346fd965a33 [2018-12-02 04:50:45,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 04:50:45,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 04:50:45,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 04:50:45,212 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 04:50:45,212 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 04:50:45,212 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0310_true-unreach-call.c [2018-12-02 04:50:45,246 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/data/ee5f9d33a/9bf88b3ee9d04305b4e65a55a494987a/FLAG2e239a6e7 [2018-12-02 04:50:45,696 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 04:50:45,697 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/sv-benchmarks/c/float-newlib/float_req_bl_0310_true-unreach-call.c [2018-12-02 04:50:45,703 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/data/ee5f9d33a/9bf88b3ee9d04305b4e65a55a494987a/FLAG2e239a6e7 [2018-12-02 04:50:45,711 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/data/ee5f9d33a/9bf88b3ee9d04305b4e65a55a494987a [2018-12-02 04:50:45,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 04:50:45,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 04:50:45,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 04:50:45,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 04:50:45,718 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 04:50:45,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:50:45" (1/1) ... [2018-12-02 04:50:45,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fde9ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:45, skipping insertion in model container [2018-12-02 04:50:45,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:50:45" (1/1) ... [2018-12-02 04:50:45,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 04:50:45,748 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 04:50:45,921 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:50:45,969 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 04:50:46,019 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:50:46,041 INFO L195 MainTranslator]: Completed translation [2018-12-02 04:50:46,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46 WrapperNode [2018-12-02 04:50:46,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 04:50:46,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 04:50:46,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 04:50:46,042 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 04:50:46,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46" (1/1) ... [2018-12-02 04:50:46,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46" (1/1) ... [2018-12-02 04:50:46,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 04:50:46,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 04:50:46,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 04:50:46,092 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 04:50:46,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46" (1/1) ... [2018-12-02 04:50:46,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46" (1/1) ... [2018-12-02 04:50:46,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46" (1/1) ... [2018-12-02 04:50:46,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46" (1/1) ... [2018-12-02 04:50:46,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46" (1/1) ... [2018-12-02 04:50:46,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46" (1/1) ... [2018-12-02 04:50:46,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46" (1/1) ... [2018-12-02 04:50:46,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 04:50:46,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 04:50:46,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 04:50:46,141 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 04:50:46,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/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 04:50:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-12-02 04:50:46,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-12-02 04:50:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-02 04:50:46,176 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-02 04:50:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 04:50:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 04:50:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 04:50:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 04:50:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 04:50:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-12-02 04:50:46,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-12-02 04:50:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 04:50:46,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 04:50:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-02 04:50:46,177 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-02 04:50:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 04:50:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 04:50:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 04:50:47,397 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 04:50:47,397 INFO L280 CfgBuilder]: Removed 75 assue(true) statements. [2018-12-02 04:50:47,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:50:47 BoogieIcfgContainer [2018-12-02 04:50:47,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 04:50:47,398 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 04:50:47,398 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 04:50:47,404 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 04:50:47,404 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:50:47" (1/1) ... [2018-12-02 04:50:47,411 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 04:50:47,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:50:47,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 168 states and 276 transitions. [2018-12-02 04:50:47,436 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 276 transitions. [2018-12-02 04:50:47,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 04:50:47,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:50:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:50:47,556 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 04:50:47,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:50:47,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 168 states and 273 transitions. [2018-12-02 04:50:47,564 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 273 transitions. [2018-12-02 04:50:47,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 04:50:47,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:50:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 04:50:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 04:50:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 04:50:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 04:50:47,825 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 04:50:47,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 04:50:47 ImpRootNode [2018-12-02 04:50:47,852 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 04:50:47,853 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 04:50:47,853 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 04:50:47,853 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 04:50:47,853 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:50:47" (3/4) ... [2018-12-02 04:50:47,856 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 04:50:47,856 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 04:50:47,857 INFO L168 Benchmark]: Toolchain (without parser) took 2143.04 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 241.7 MB). Free memory was 956.0 MB in the beginning and 1.2 GB in the end (delta: -262.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:50:47,858 INFO L168 Benchmark]: CDTParser took 0.10 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 04:50:47,858 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -170.8 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-12-02 04:50:47,858 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.22 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 04:50:47,859 INFO L168 Benchmark]: Boogie Preprocessor took 48.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-02 04:50:47,859 INFO L168 Benchmark]: RCFGBuilder took 1256.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 876.7 MB in the end (delta: 229.8 MB). Peak memory consumption was 229.8 MB. Max. memory is 11.5 GB. [2018-12-02 04:50:47,860 INFO L168 Benchmark]: CodeCheck took 454.74 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 98.6 MB). Free memory was 876.7 MB in the beginning and 1.2 GB in the end (delta: -341.7 MB). Peak memory consumption was 87.2 MB. Max. memory is 11.5 GB. [2018-12-02 04:50:47,860 INFO L168 Benchmark]: Witness Printer took 3.18 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:50:47,862 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 5 procedures, 245 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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 - UnprovableResult [Line: 611]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of someUnaryDOUBLEoperation at line 498, overapproximation of bitwiseAnd at line 577, overapproximation of someBinaryArithmeticFLOAToperation at line 582. Possible FailurePath: [L16] static const float huge_floor = 1.0e30; [L84-L86] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L156] static const int init_jk_krempio[] = {4, 7, 9}; [L158-L162] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L164-L166] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L341-L359] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L361-L367] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L369-L378] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L498-L501] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L525-L528] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L565] static const float one_cos = 1.0; [L606] float x = 0.0f / 0.0f; [L568] float y[2], z = 0.0; [L569] __int32_t n, ix; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={11:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={13:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={14:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L572] ieee_float_shape_type gf_u; [L573] gf_u.value = (x) [L574] EXPR gf_u.word [L574] (ix) = gf_u.word [L577] ix &= 0x7fffffff VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={11:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={13:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={14:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L578] COND FALSE !(ix <= 0x3f490fd8) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={11:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={13:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={14:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L581] COND TRUE !((ix) < 0x7f800000L) [L582] return x - x; [L582] return x - x; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={11:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={13:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={14:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L607] float res = cos_float(x); [L62] return x != x; [L610] COND TRUE !isnan_float(res) [L611] __VERIFIER_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={11:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={13:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={14:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 326.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -170.8 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.22 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. * Boogie Preprocessor took 48.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1256.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 876.7 MB in the end (delta: 229.8 MB). Peak memory consumption was 229.8 MB. Max. memory is 11.5 GB. * CodeCheck took 454.74 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 98.6 MB). Free memory was 876.7 MB in the beginning and 1.2 GB in the end (delta: -341.7 MB). Peak memory consumption was 87.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.18 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 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 04:50:49,129 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 04:50:49,130 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 04:50:49,136 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 04:50:49,136 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 04:50:49,136 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 04:50:49,137 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 04:50:49,138 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 04:50:49,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 04:50:49,139 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 04:50:49,139 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 04:50:49,139 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 04:50:49,140 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 04:50:49,140 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 04:50:49,141 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 04:50:49,141 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 04:50:49,142 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 04:50:49,143 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 04:50:49,143 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 04:50:49,144 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 04:50:49,145 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 04:50:49,145 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 04:50:49,146 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 04:50:49,146 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 04:50:49,147 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 04:50:49,147 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 04:50:49,148 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 04:50:49,148 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 04:50:49,148 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 04:50:49,149 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 04:50:49,149 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 04:50:49,149 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 04:50:49,150 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 04:50:49,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 04:50:49,150 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 04:50:49,151 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 04:50:49,151 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 04:50:49,158 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 04:50:49,158 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 04:50:49,158 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 04:50:49,159 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 04:50:49,159 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 04:50:49,159 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 04:50:49,159 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 04:50:49,159 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 04:50:49,160 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 04:50:49,160 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 04:50:49,160 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 04:50:49,160 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 04:50:49,160 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 04:50:49,160 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 04:50:49,160 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 04:50:49,160 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 04:50:49,161 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 04:50:49,161 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 04:50:49,161 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 04:50:49,161 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 04:50:49,161 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 04:50:49,161 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 04:50:49,161 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 04:50:49,162 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 04:50:49,162 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 04:50:49,162 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 04:50:49,162 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 04:50:49,162 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 04:50:49,162 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 04:50:49,162 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 04:50:49,162 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 04:50:49,163 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 04:50:49,163 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_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/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 -> 2e85e1b931f9471a4fbcfd51f1bc2346fd965a33 [2018-12-02 04:50:49,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 04:50:49,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 04:50:49,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 04:50:49,190 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 04:50:49,191 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 04:50:49,191 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0310_true-unreach-call.c [2018-12-02 04:50:49,225 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/data/b685c4037/fca10cffd1c04723a0b8aa8f2b8482a6/FLAG813bb98b8 [2018-12-02 04:50:49,589 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 04:50:49,589 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/sv-benchmarks/c/float-newlib/float_req_bl_0310_true-unreach-call.c [2018-12-02 04:50:49,595 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/data/b685c4037/fca10cffd1c04723a0b8aa8f2b8482a6/FLAG813bb98b8 [2018-12-02 04:50:49,957 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/data/b685c4037/fca10cffd1c04723a0b8aa8f2b8482a6 [2018-12-02 04:50:49,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 04:50:49,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 04:50:49,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 04:50:49,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 04:50:49,964 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 04:50:49,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:50:49" (1/1) ... [2018-12-02 04:50:49,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f5a2eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:49, skipping insertion in model container [2018-12-02 04:50:49,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:50:49" (1/1) ... [2018-12-02 04:50:49,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 04:50:49,997 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 04:50:50,172 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:50:50,199 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 04:50:50,291 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:50:50,315 INFO L195 MainTranslator]: Completed translation [2018-12-02 04:50:50,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50 WrapperNode [2018-12-02 04:50:50,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 04:50:50,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 04:50:50,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 04:50:50,316 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 04:50:50,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50" (1/1) ... [2018-12-02 04:50:50,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50" (1/1) ... [2018-12-02 04:50:50,366 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 04:50:50,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 04:50:50,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 04:50:50,366 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 04:50:50,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50" (1/1) ... [2018-12-02 04:50:50,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50" (1/1) ... [2018-12-02 04:50:50,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50" (1/1) ... [2018-12-02 04:50:50,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50" (1/1) ... [2018-12-02 04:50:50,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50" (1/1) ... [2018-12-02 04:50:50,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50" (1/1) ... [2018-12-02 04:50:50,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50" (1/1) ... [2018-12-02 04:50:50,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 04:50:50,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 04:50:50,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 04:50:50,419 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 04:50:50,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:50:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/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 04:50:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-12-02 04:50:50,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-12-02 04:50:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-02 04:50:50,452 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-02 04:50:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 04:50:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-02 04:50:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 04:50:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 04:50:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 04:50:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-12-02 04:50:50,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-12-02 04:50:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 04:50:50,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 04:50:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-02 04:50:50,453 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-02 04:50:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 04:50:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 04:50:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 04:50:50,603 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:01,900 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:01,912 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:06,172 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:06,306 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:06,572 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:06,672 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:06,688 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:07,815 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:07,853 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:07,869 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:07,999 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:08,102 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:08,231 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:08,342 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:09,070 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:09,106 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:09,109 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:14,265 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:14,287 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:14,306 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:14,314 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:16,278 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:16,293 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:16,296 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:18,323 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:18,439 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:18,493 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:18,502 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:18,616 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:18,636 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:18,689 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:19,894 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:19,906 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:19,914 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:19,922 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:20,007 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:20,128 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:22,799 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:23,958 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:51:24,130 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:54:17,552 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 04:54:17,552 INFO L280 CfgBuilder]: Removed 75 assue(true) statements. [2018-12-02 04:54:17,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:54:17 BoogieIcfgContainer [2018-12-02 04:54:17,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 04:54:17,553 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 04:54:17,553 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 04:54:17,560 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 04:54:17,560 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:54:17" (1/1) ... [2018-12-02 04:54:17,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 04:54:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:54:17,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 168 states and 276 transitions. [2018-12-02 04:54:17,592 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 276 transitions. [2018-12-02 04:54:17,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 04:54:17,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:54:17,633 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:54:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:54:17,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:54:17,782 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 04:54:17,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:54:17,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 168 states and 273 transitions. [2018-12-02 04:54:17,805 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 273 transitions. [2018-12-02 04:54:17,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 04:54:17,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:54:17,806 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:54:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:54:18,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:54:18,054 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 04:54:18,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:54:18,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 170 states and 281 transitions. [2018-12-02 04:54:18,464 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 281 transitions. [2018-12-02 04:54:18,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:54:18,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:54:18,469 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:54:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:54:18,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:54:18,596 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 04:54:18,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:54:18,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 170 states and 279 transitions. [2018-12-02 04:54:18,603 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 279 transitions. [2018-12-02 04:54:18,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:54:18,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:54:18,604 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:54:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:54:18,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:54:18,944 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 04:54:19,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:54:19,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 172 states and 284 transitions. [2018-12-02 04:54:19,362 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2018-12-02 04:54:19,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:54:19,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:54:19,364 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:54:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:54:19,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:54:19,479 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 04:54:19,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:54:19,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 282 transitions. [2018-12-02 04:54:19,483 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 282 transitions. [2018-12-02 04:54:19,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 04:54:19,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:54:19,485 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:54:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:54:19,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:54:20,161 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 04:54:45,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:54:45,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 176 states and 290 transitions. [2018-12-02 04:54:45,374 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2018-12-02 04:54:45,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:54:45,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:54:45,375 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:54:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:54:45,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:54:45,536 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 04:54:45,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:54:45,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 176 states and 288 transitions. [2018-12-02 04:54:45,581 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2018-12-02 04:54:45,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 04:54:45,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:54:45,582 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:54:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:54:46,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:54:46,245 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 04:54:47,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:54:47,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 283 transitions. [2018-12-02 04:54:47,030 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 283 transitions. [2018-12-02 04:54:47,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 04:54:47,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:54:47,031 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:54:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:54:47,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:54:47,486 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-12-02 04:54:47,491 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-12-02 04:54:47,494 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 04:54:47,496 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 04:54:47,497 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 31 [2018-12-02 04:54:47,497 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 04:54:47,510 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 04:54:47,518 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 04:54:47,542 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 04:54:47,543 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:43, output treesize:57 [2018-12-02 04:54:47,679 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 51 [2018-12-02 04:54:47,683 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 04:54:47,683 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 37 [2018-12-02 04:54:47,684 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-02 04:54:47,696 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 04:54:47,702 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 04:54:47,702 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:69, output treesize:22 [2018-12-02 04:54:47,850 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 04:55:02,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:55:02,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 177 states and 293 transitions. [2018-12-02 04:55:02,986 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 293 transitions. [2018-12-02 04:55:02,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 04:55:02,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:55:02,987 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:55:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:55:03,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:55:03,114 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 04:55:03,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:55:03,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 177 states and 291 transitions. [2018-12-02 04:55:03,118 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 291 transitions. [2018-12-02 04:55:03,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 04:55:03,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:55:03,120 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:55:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:55:03,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:55:04,768 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 04:55:17,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:55:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 179 states and 295 transitions. [2018-12-02 04:55:17,055 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 295 transitions. [2018-12-02 04:55:17,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 04:55:17,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:55:17,057 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:55:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:55:17,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:55:17,436 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 04:55:30,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:55:30,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 182 states and 302 transitions. [2018-12-02 04:55:30,340 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 302 transitions. [2018-12-02 04:55:30,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 04:55:30,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:55:30,341 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 04:55:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:55:30,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:55:30,955 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 04:55:31,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:55:31,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-12-02 04:55:31,366 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-12-02 04:55:31,366 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 04:55:31,367 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2018-12-02 04:55:31,372 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 04:55:31,419 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 04:55:31,423 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,425 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,426 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-02 04:55:31,426 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,426 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,426 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,426 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,426 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,426 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 04:55:31,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 04:55:31 ImpRootNode [2018-12-02 04:55:31,427 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 04:55:31,427 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 04:55:31,427 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 04:55:31,427 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 04:55:31,428 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:54:17" (3/4) ... [2018-12-02 04:55:31,430 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 04:55:31,433 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2018-12-02 04:55:31,433 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2018-12-02 04:55:31,433 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2018-12-02 04:55:31,433 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2018-12-02 04:55:31,442 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 119 nodes and edges [2018-12-02 04:55:31,443 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2018-12-02 04:55:31,443 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 04:55:31,461 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) == \result [2018-12-02 04:55:31,547 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_96b9f4aa-380f-45f2-b6ea-403f247dd0e0/bin-2019/ukojak/witness.graphml [2018-12-02 04:55:31,547 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 04:55:31,548 INFO L168 Benchmark]: Toolchain (without parser) took 281588.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 936.7 MB in the beginning and 875.0 MB in the end (delta: 61.7 MB). Peak memory consumption was 216.3 MB. Max. memory is 11.5 GB. [2018-12-02 04:55:31,548 INFO L168 Benchmark]: CDTParser took 0.13 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 04:55:31,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2018-12-02 04:55:31,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 04:55:31,549 INFO L168 Benchmark]: Boogie Preprocessor took 52.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-02 04:55:31,549 INFO L168 Benchmark]: RCFGBuilder took 207134.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 819.6 MB in the end (delta: 255.7 MB). Peak memory consumption was 255.7 MB. Max. memory is 11.5 GB. [2018-12-02 04:55:31,549 INFO L168 Benchmark]: CodeCheck took 73873.85 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 26.2 MB). Free memory was 819.6 MB in the beginning and 957.9 MB in the end (delta: -138.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:55:31,550 INFO L168 Benchmark]: Witness Printer took 120.02 ms. Allocated memory is still 1.2 GB. Free memory was 957.9 MB in the beginning and 875.0 MB in the end (delta: 82.9 MB). Peak memory consumption was 82.9 MB. Max. memory is 11.5 GB. [2018-12-02 04:55:31,551 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 5 procedures, 245 locations, 1 error locations. SAFE Result, 73.7s OverallTime, 14 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 163432 SDtfs, 43364 SDslu, 48960 SDs, 0 SdLazy, 150482 SolverSat, 28542 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 317.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2195 GetRequests, 2115 SyntacticMatches, 4 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1370 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 242 ConstructedInterpolants, 17 QuantifiedInterpolants, 20058 SizeOfPredicates, 57 NumberOfNonLiveVariables, 4672 ConjunctsInSsa, 85 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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: 611]: 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: 571]: Loop Invariant [2018-12-02 04:55:31,551 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,551 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: y == 0bv32 && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 567]: Loop Invariant [2018-12-02 04:55:31,552 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,552 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,552 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,552 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,552 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 04:55:31,552 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) == \result - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 355.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 207134.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 819.6 MB in the end (delta: 255.7 MB). Peak memory consumption was 255.7 MB. Max. memory is 11.5 GB. * CodeCheck took 73873.85 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 26.2 MB). Free memory was 819.6 MB in the beginning and 957.9 MB in the end (delta: -138.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 120.02 ms. Allocated memory is still 1.2 GB. Free memory was 957.9 MB in the beginning and 875.0 MB in the end (delta: 82.9 MB). Peak memory consumption was 82.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...