./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_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_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/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 e44540fb45c3e973e92240537908eaa3d281c084 .................................................................................................................................................................................................................................................................... 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_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/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 e44540fb45c3e973e92240537908eaa3d281c084 ....................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 05:35:50,173 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 05:35:50,174 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 05:35:50,182 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 05:35:50,182 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 05:35:50,183 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 05:35:50,184 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 05:35:50,185 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 05:35:50,186 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 05:35:50,187 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 05:35:50,187 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 05:35:50,187 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 05:35:50,188 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 05:35:50,189 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 05:35:50,190 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 05:35:50,190 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 05:35:50,191 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 05:35:50,192 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 05:35:50,193 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 05:35:50,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 05:35:50,195 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 05:35:50,196 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 05:35:50,197 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 05:35:50,197 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 05:35:50,198 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 05:35:50,198 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 05:35:50,199 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 05:35:50,199 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 05:35:50,200 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 05:35:50,201 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 05:35:50,201 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 05:35:50,201 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 05:35:50,202 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 05:35:50,202 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 05:35:50,202 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 05:35:50,203 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 05:35:50,203 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 05:35:50,211 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 05:35:50,211 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 05:35:50,211 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 05:35:50,211 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 05:35:50,212 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 05:35:50,212 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 05:35:50,212 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 05:35:50,212 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 05:35:50,212 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 05:35:50,212 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 05:35:50,212 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 05:35:50,212 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 05:35:50,213 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 05:35:50,213 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 05:35:50,213 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 05:35:50,213 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 05:35:50,213 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 05:35:50,213 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 05:35:50,213 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 05:35:50,213 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 05:35:50,213 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 05:35:50,213 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 05:35:50,213 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 05:35:50,214 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 05:35:50,214 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 05:35:50,214 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 05:35:50,214 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 05:35:50,214 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 05:35:50,214 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 05:35:50,214 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_299fdd4d-8b44-499a-99a0-deb5a622b4ae/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 -> e44540fb45c3e973e92240537908eaa3d281c084 [2018-12-09 05:35:50,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 05:35:50,238 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 05:35:50,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 05:35:50,241 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 05:35:50,241 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 05:35:50,242 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-12-09 05:35:50,278 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/data/ad5819d65/d9795cc48de848aba12f6d86110a015a/FLAG108224cdc [2018-12-09 05:35:50,571 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 05:35:50,571 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-12-09 05:35:50,575 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/data/ad5819d65/d9795cc48de848aba12f6d86110a015a/FLAG108224cdc [2018-12-09 05:35:50,583 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/data/ad5819d65/d9795cc48de848aba12f6d86110a015a [2018-12-09 05:35:50,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 05:35:50,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 05:35:50,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 05:35:50,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 05:35:50,588 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 05:35:50,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2251f510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50, skipping insertion in model container [2018-12-09 05:35:50,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 05:35:50,613 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 05:35:50,729 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 05:35:50,733 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 05:35:50,790 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 05:35:50,804 INFO L195 MainTranslator]: Completed translation [2018-12-09 05:35:50,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50 WrapperNode [2018-12-09 05:35:50,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 05:35:50,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 05:35:50,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 05:35:50,805 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 05:35:50,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 05:35:50,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 05:35:50,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 05:35:50,834 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 05:35:50,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50" (1/1) ... [2018-12-09 05:35:50,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 05:35:50,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 05:35:50,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 05:35:50,858 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 05:35:50,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/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 [2018-12-09 05:35:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 05:35:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 05:35:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 05:35:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 05:35:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 05:35:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 05:35:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 05:35:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 05:35:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 05:35:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 05:35:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-09 05:35:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-09 05:35:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 05:35:51,244 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 05:35:51,244 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-09 05:35:51,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:35:51 BoogieIcfgContainer [2018-12-09 05:35:51,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 05:35:51,245 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 05:35:51,245 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 05:35:51,255 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 05:35:51,255 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:35:51" (1/1) ... [2018-12-09 05:35:51,264 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 05:35:51,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:35:51,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2018-12-09 05:35:51,288 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-12-09 05:35:51,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 05:35:51,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:35:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:35:51,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:35:51,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:35:51,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2018-12-09 05:35:51,370 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2018-12-09 05:35:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 05:35:51,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:35:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 05:35:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 05:35:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 05:35:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 05:35:51,480 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 05:35:51,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 05:35:51 ImpRootNode [2018-12-09 05:35:51,510 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 05:35:51,511 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 05:35:51,511 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 05:35:51,511 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 05:35:51,512 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:35:51" (3/4) ... [2018-12-09 05:35:51,515 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 05:35:51,515 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 05:35:51,516 INFO L168 Benchmark]: Toolchain (without parser) took 930.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -60.1 MB). Peak memory consumption was 71.0 MB. Max. memory is 11.5 GB. [2018-12-09 05:35:51,517 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. [2018-12-09 05:35:51,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 218.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -157.4 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2018-12-09 05:35:51,518 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 05:35:51,518 INFO L168 Benchmark]: Boogie Preprocessor took 23.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-09 05:35:51,519 INFO L168 Benchmark]: RCFGBuilder took 386.98 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: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 11.5 GB. [2018-12-09 05:35:51,519 INFO L168 Benchmark]: CodeCheck took 265.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 11.5 GB. [2018-12-09 05:35:51,519 INFO L168 Benchmark]: Witness Printer took 4.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 05:35:51,521 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 3 procedures, 95 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 33 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 238]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 237, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L232] float x = 0.0f; [L233] float y = 0.0f; [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L234] float res = __ieee754_atan2f(y, x); [L237] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L237] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L238] __VERIFIER_error() VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=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 218.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -157.4 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 386.98 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: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 11.5 GB. * CodeCheck took 265.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 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 [2018-12-09 05:35:52,921 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 05:35:52,922 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 05:35:52,930 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 05:35:52,930 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 05:35:52,931 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 05:35:52,932 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 05:35:52,933 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 05:35:52,934 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 05:35:52,935 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 05:35:52,936 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 05:35:52,936 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 05:35:52,936 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 05:35:52,937 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 05:35:52,938 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 05:35:52,938 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 05:35:52,939 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 05:35:52,940 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 05:35:52,942 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 05:35:52,943 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 05:35:52,944 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 05:35:52,944 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 05:35:52,946 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 05:35:52,946 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 05:35:52,946 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 05:35:52,947 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 05:35:52,948 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 05:35:52,948 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 05:35:52,949 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 05:35:52,950 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 05:35:52,950 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 05:35:52,951 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 05:35:52,951 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 05:35:52,951 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 05:35:52,952 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 05:35:52,952 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 05:35:52,952 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 05:35:52,962 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 05:35:52,962 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 05:35:52,963 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 05:35:52,963 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 05:35:52,964 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 05:35:52,964 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 05:35:52,964 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 05:35:52,964 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 05:35:52,964 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 05:35:52,964 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 05:35:52,964 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 05:35:52,964 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 05:35:52,965 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 05:35:52,965 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 05:35:52,965 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 05:35:52,965 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 05:35:52,965 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 05:35:52,965 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 05:35:52,965 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 05:35:52,965 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 05:35:52,966 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 05:35:52,966 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 05:35:52,966 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 05:35:52,966 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 05:35:52,966 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 05:35:52,966 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 05:35:52,966 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 05:35:52,966 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 05:35:52,966 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 05:35:52,966 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 05:35:52,967 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 05:35:52,967 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 05:35:52,967 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_299fdd4d-8b44-499a-99a0-deb5a622b4ae/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 -> e44540fb45c3e973e92240537908eaa3d281c084 [2018-12-09 05:35:52,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 05:35:53,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 05:35:53,003 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 05:35:53,004 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 05:35:53,004 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 05:35:53,005 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-12-09 05:35:53,045 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/data/6b6fbc73a/7ed050329f924702b672487fce2f58d7/FLAG80b874e42 [2018-12-09 05:35:53,373 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 05:35:53,374 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-12-09 05:35:53,379 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/data/6b6fbc73a/7ed050329f924702b672487fce2f58d7/FLAG80b874e42 [2018-12-09 05:35:53,789 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/data/6b6fbc73a/7ed050329f924702b672487fce2f58d7 [2018-12-09 05:35:53,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 05:35:53,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 05:35:53,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 05:35:53,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 05:35:53,796 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 05:35:53,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:53,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e271a56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53, skipping insertion in model container [2018-12-09 05:35:53,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:53,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 05:35:53,818 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 05:35:53,937 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 05:35:53,942 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 05:35:53,976 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 05:35:53,994 INFO L195 MainTranslator]: Completed translation [2018-12-09 05:35:53,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53 WrapperNode [2018-12-09 05:35:53,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 05:35:53,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 05:35:53,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 05:35:53,995 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 05:35:53,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:54,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:54,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 05:35:54,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 05:35:54,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 05:35:54,057 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 05:35:54,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:54,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:54,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:54,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:54,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:54,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:54,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53" (1/1) ... [2018-12-09 05:35:54,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 05:35:54,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 05:35:54,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 05:35:54,087 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 05:35:54,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:35:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/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 [2018-12-09 05:35:54,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 05:35:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 05:35:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 05:35:54,119 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 05:35:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 05:35:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 05:35:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 05:35:54,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 05:35:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 05:35:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-09 05:35:54,119 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-09 05:35:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 05:35:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 05:35:54,224 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 05:35:54,293 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 05:35:54,305 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 05:35:54,316 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 05:35:54,748 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 05:35:55,216 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 05:36:09,548 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 05:37:53,183 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 05:37:53,183 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-09 05:37:53,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:37:53 BoogieIcfgContainer [2018-12-09 05:37:53,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 05:37:53,184 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 05:37:53,184 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 05:37:53,191 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 05:37:53,191 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:37:53" (1/1) ... [2018-12-09 05:37:53,199 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 05:37:53,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:37:53,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2018-12-09 05:37:53,224 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-12-09 05:37:53,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 05:37:53,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:37:53,258 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 05:37:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:37:53,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 05:37:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:37:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:37:53,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2018-12-09 05:37:53,312 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2018-12-09 05:37:53,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 05:37:53,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:37:53,313 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 05:37:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:37:53,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 05:37:53,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:37:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:37:53,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 110 transitions. [2018-12-09 05:37:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2018-12-09 05:37:53,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 05:37:53,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:37:53,868 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 05:37:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:37:53,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 05:37:53,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:01,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:01,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 128 transitions. [2018-12-09 05:38:01,932 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 128 transitions. [2018-12-09 05:38:01,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 05:38:01,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:01,933 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 05:38:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:01,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 05:38:02,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:02,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:02,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 127 transitions. [2018-12-09 05:38:02,453 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 127 transitions. [2018-12-09 05:38:02,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 05:38:02,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:02,454 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 05:38:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:02,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 05:38:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:06,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:06,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 71 states and 120 transitions. [2018-12-09 05:38:06,090 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2018-12-09 05:38:06,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 05:38:06,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:06,091 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 05:38:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:06,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 05:38:06,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 71 states and 118 transitions. [2018-12-09 05:38:09,826 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 118 transitions. [2018-12-09 05:38:09,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 05:38:09,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:09,827 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 05:38:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:09,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 05:38:09,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:09,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:09,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 71 states and 116 transitions. [2018-12-09 05:38:09,849 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-12-09 05:38:09,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 05:38:09,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:09,850 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 05:38:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:09,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 05:38:10,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:11,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:11,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 21 states and 20 transitions. [2018-12-09 05:38:11,425 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 20 transitions. [2018-12-09 05:38:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 05:38:11,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:11,425 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 05:38:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:11,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 05:38:11,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:12,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:12,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-09 05:38:12,923 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-09 05:38:12,924 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 05:38:12,924 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2018-12-09 05:38:12,929 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 05:38:13,060 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 05:38:13,062 INFO L583 CodeCheckObserver]: Invariant with dag size 16 [2018-12-09 05:38:13,063 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,064 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,064 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,064 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,067 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,067 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,067 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,067 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,068 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 05:38:13,068 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-09 05:38:13,069 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-09 05:38:13,069 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 05:38:13,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 05:38:13 ImpRootNode [2018-12-09 05:38:13,069 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 05:38:13,069 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 05:38:13,070 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 05:38:13,070 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 05:38:13,070 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:37:53" (3/4) ... [2018-12-09 05:38:13,072 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 05:38:13,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-09 05:38:13,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-12-09 05:38:13,081 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-12-09 05:38:13,081 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-12-09 05:38:13,081 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 05:38:13,098 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && ~Pluszero~LONGDOUBLE() == y [2018-12-09 05:38:13,098 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-12-09 05:38:13,126 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_299fdd4d-8b44-499a-99a0-deb5a622b4ae/bin-2019/ukojak/witness.graphml [2018-12-09 05:38:13,126 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 05:38:13,127 INFO L168 Benchmark]: Toolchain (without parser) took 139334.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -119.5 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. [2018-12-09 05:38:13,127 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-12-09 05:38:13,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.50 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-09 05:38:13,128 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -202.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-09 05:38:13,128 INFO L168 Benchmark]: Boogie Preprocessor took 30.04 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-09 05:38:13,128 INFO L168 Benchmark]: RCFGBuilder took 119096.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 11.5 GB. [2018-12-09 05:38:13,128 INFO L168 Benchmark]: CodeCheck took 19885.46 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 27.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -30.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 05:38:13,128 INFO L168 Benchmark]: Witness Printer took 56.72 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2018-12-09 05:38:13,130 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 3 procedures, 95 locations, 1 error locations. SAFE Result, 19.7s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11028 SDtfs, 3142 SDslu, 2436 SDs, 0 SdLazy, 15280 SolverSat, 3134 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 53.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1394 GetRequests, 1281 SyntacticMatches, 9 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3820 ImplicationChecksByTransitivity, 10.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 129 ConstructedInterpolants, 13 QuantifiedInterpolants, 11155 SizeOfPredicates, 55 NumberOfNonLiveVariables, 754 ConjunctsInSsa, 86 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 238]: 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: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant [2018-12-09 05:38:13,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 05:38:13,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && ~Pluszero~LONGDOUBLE() == y - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x && ~Pluszero~LONGDOUBLE() == y - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 200.50 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -202.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.04 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 119096.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 11.5 GB. * CodeCheck took 19885.46 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 27.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -30.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 56.72 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...