./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0610_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_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0610_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/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 95131fbb90a45f134b236581750b2f1a3cba4d8c ............................................................................................................................................................................................................................................................... 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_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0610_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/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 95131fbb90a45f134b236581750b2f1a3cba4d8c ........................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 20:18:47,151 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 20:18:47,152 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 20:18:47,158 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 20:18:47,158 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 20:18:47,158 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 20:18:47,159 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 20:18:47,160 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 20:18:47,161 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 20:18:47,161 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 20:18:47,162 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 20:18:47,162 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 20:18:47,162 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 20:18:47,163 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 20:18:47,163 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 20:18:47,163 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 20:18:47,164 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 20:18:47,165 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 20:18:47,166 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 20:18:47,166 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 20:18:47,167 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 20:18:47,167 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 20:18:47,168 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 20:18:47,169 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 20:18:47,169 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 20:18:47,169 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 20:18:47,170 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 20:18:47,170 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 20:18:47,170 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 20:18:47,171 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 20:18:47,171 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 20:18:47,171 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 20:18:47,172 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 20:18:47,172 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 20:18:47,172 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 20:18:47,172 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 20:18:47,173 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 20:18:47,180 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 20:18:47,180 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 20:18:47,180 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 20:18:47,181 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 20:18:47,181 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 20:18:47,181 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 20:18:47,181 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 20:18:47,181 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 20:18:47,181 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 20:18:47,181 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 20:18:47,181 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 20:18:47,181 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 20:18:47,182 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 20:18:47,182 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 20:18:47,182 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 20:18:47,182 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 20:18:47,182 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 20:18:47,182 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 20:18:47,182 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 20:18:47,182 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 20:18:47,182 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 20:18:47,182 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 20:18:47,182 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 20:18:47,182 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 20:18:47,183 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 20:18:47,183 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 20:18:47,183 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 20:18:47,183 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 20:18:47,183 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 20:18:47,183 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_d85c32bf-ed89-458c-97e0-136df0028093/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 -> 95131fbb90a45f134b236581750b2f1a3cba4d8c [2018-12-02 20:18:47,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 20:18:47,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 20:18:47,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 20:18:47,213 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 20:18:47,213 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 20:18:47,214 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0610_true-unreach-call.c [2018-12-02 20:18:47,257 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/data/fe2e2a1d0/ff36d8dc5c524d9aa37cf0ef6f5e7a5d/FLAG1f0289a4b [2018-12-02 20:18:47,565 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 20:18:47,565 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/sv-benchmarks/c/float-newlib/float_req_bl_0610_true-unreach-call.c [2018-12-02 20:18:47,569 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/data/fe2e2a1d0/ff36d8dc5c524d9aa37cf0ef6f5e7a5d/FLAG1f0289a4b [2018-12-02 20:18:47,578 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/data/fe2e2a1d0/ff36d8dc5c524d9aa37cf0ef6f5e7a5d [2018-12-02 20:18:47,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 20:18:47,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 20:18:47,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 20:18:47,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 20:18:47,584 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 20:18:47,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf0f09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47, skipping insertion in model container [2018-12-02 20:18:47,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 20:18:47,608 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 20:18:47,716 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:18:47,720 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 20:18:47,741 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:18:47,786 INFO L195 MainTranslator]: Completed translation [2018-12-02 20:18:47,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47 WrapperNode [2018-12-02 20:18:47,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 20:18:47,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 20:18:47,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 20:18:47,787 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 20:18:47,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 20:18:47,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 20:18:47,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 20:18:47,814 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 20:18:47,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47" (1/1) ... [2018-12-02 20:18:47,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 20:18:47,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 20:18:47,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 20:18:47,833 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 20:18:47,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/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 20:18:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 20:18:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 20:18:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 20:18:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 20:18:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 20:18:47,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 20:18:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 20:18:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 20:18:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 20:18:48,108 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 20:18:48,108 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-02 20:18:48,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:18:48 BoogieIcfgContainer [2018-12-02 20:18:48,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 20:18:48,109 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 20:18:48,109 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 20:18:48,117 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 20:18:48,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:18:48" (1/1) ... [2018-12-02 20:18:48,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:18:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:18:48,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-12-02 20:18:48,154 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-12-02 20:18:48,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 20:18:48,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:18:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:18:48,234 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 20:18:48,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:18:48,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-12-02 20:18:48,239 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-12-02 20:18:48,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 20:18:48,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:18:48,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:18:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:18:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:18:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:18:48,349 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 20:18:48,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 08:18:48 ImpRootNode [2018-12-02 20:18:48,369 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 20:18:48,369 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 20:18:48,370 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 20:18:48,370 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 20:18:48,370 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:18:48" (3/4) ... [2018-12-02 20:18:48,372 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 20:18:48,373 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 20:18:48,373 INFO L168 Benchmark]: Toolchain (without parser) took 793.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -102.4 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-12-02 20:18:48,374 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:18:48,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -176.8 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. [2018-12-02 20:18:48,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:18:48,375 INFO L168 Benchmark]: Boogie Preprocessor took 19.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:18:48,375 INFO L168 Benchmark]: RCFGBuilder took 275.15 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: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-12-02 20:18:48,375 INFO L168 Benchmark]: CodeCheck took 260.52 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: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 11.5 GB. [2018-12-02 20:18:48,376 INFO L168 Benchmark]: Witness Printer took 3.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:18:48,377 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 33 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 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: 132]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 15, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L32-L37] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L39-L44] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L46-L50] 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, }; [L52-L54] 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; [L127] float x = 0.0f / 0.0f; [L57] float w, s1, s2, z; [L58] __int32_t ix, hx, id; VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L61] ieee_float_shape_type gf_u; [L62] gf_u.value = (x) [L63] EXPR gf_u.word [L63] (hx) = gf_u.word [L65] ix = hx & 0x7fffffff VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L66] COND TRUE ix >= 0x50800000 [L67] COND FALSE !(((ix) > 0x7f800000L)) [L69] COND FALSE !(hx > 0) [L72] EXPR atanhi_atan[3] [L72] EXPR atanlo_atan[3] [L72] return -atanhi_atan[3] - atanlo_atan[3]; [L128] float res = atan_float(x); [L15] return x != x; [L131] COND TRUE !isnan_float(res) [L132] __VERIFIER_error() VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 204.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -176.8 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.41 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 19.16 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. * RCFGBuilder took 275.15 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: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * CodeCheck took 260.52 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: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 20:18:49,760 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 20:18:49,761 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 20:18:49,767 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 20:18:49,767 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 20:18:49,768 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 20:18:49,768 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 20:18:49,769 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 20:18:49,770 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 20:18:49,770 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 20:18:49,771 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 20:18:49,771 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 20:18:49,771 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 20:18:49,772 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 20:18:49,772 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 20:18:49,773 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 20:18:49,773 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 20:18:49,774 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 20:18:49,775 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 20:18:49,775 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 20:18:49,776 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 20:18:49,776 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 20:18:49,777 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 20:18:49,778 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 20:18:49,778 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 20:18:49,778 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 20:18:49,779 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 20:18:49,779 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 20:18:49,779 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 20:18:49,780 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 20:18:49,780 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 20:18:49,780 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 20:18:49,780 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 20:18:49,780 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 20:18:49,781 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 20:18:49,781 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 20:18:49,781 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 20:18:49,789 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 20:18:49,789 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 20:18:49,789 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 20:18:49,789 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 20:18:49,790 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 20:18:49,790 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 20:18:49,790 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 20:18:49,790 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 20:18:49,790 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 20:18:49,790 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 20:18:49,790 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 20:18:49,791 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 20:18:49,791 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 20:18:49,791 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 20:18:49,791 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 20:18:49,791 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 20:18:49,791 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 20:18:49,791 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 20:18:49,791 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 20:18:49,791 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 20:18:49,791 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 20:18:49,791 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 20:18:49,791 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 20:18:49,792 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 20:18:49,792 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 20:18:49,792 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 20:18:49,792 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 20:18:49,792 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 20:18:49,792 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 20:18:49,792 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 20:18:49,792 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 20:18:49,792 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 20:18:49,792 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_d85c32bf-ed89-458c-97e0-136df0028093/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 -> 95131fbb90a45f134b236581750b2f1a3cba4d8c [2018-12-02 20:18:49,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 20:18:49,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 20:18:49,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 20:18:49,820 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 20:18:49,820 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 20:18:49,821 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0610_true-unreach-call.c [2018-12-02 20:18:49,856 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/data/83cdadf56/a03e506c45e54bb48b9ff9a84c799265/FLAGaaeed9d4c [2018-12-02 20:18:50,296 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 20:18:50,296 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/sv-benchmarks/c/float-newlib/float_req_bl_0610_true-unreach-call.c [2018-12-02 20:18:50,301 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/data/83cdadf56/a03e506c45e54bb48b9ff9a84c799265/FLAGaaeed9d4c [2018-12-02 20:18:50,309 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/bin-2019/ukojak/data/83cdadf56/a03e506c45e54bb48b9ff9a84c799265 [2018-12-02 20:18:50,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 20:18:50,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 20:18:50,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 20:18:50,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 20:18:50,315 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 20:18:50,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@122a18af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50, skipping insertion in model container [2018-12-02 20:18:50,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 20:18:50,335 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 20:18:50,465 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:18:50,471 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 20:18:50,498 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:18:50,516 INFO L195 MainTranslator]: Completed translation [2018-12-02 20:18:50,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50 WrapperNode [2018-12-02 20:18:50,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 20:18:50,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 20:18:50,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 20:18:50,517 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 20:18:50,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 20:18:50,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 20:18:50,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 20:18:50,579 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 20:18:50,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50" (1/1) ... [2018-12-02 20:18:50,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 20:18:50,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 20:18:50,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 20:18:50,602 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 20:18:50,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d85c32bf-ed89-458c-97e0-136df0028093/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 20:18:50,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 20:18:50,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 20:18:50,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 20:18:50,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 20:18:50,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 20:18:50,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 20:18:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 20:18:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 20:18:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 20:18:50,763 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 20:18:50,777 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 20:18:50,979 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 20:20:44,935 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 20:20:44,936 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-02 20:20:44,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:20:44 BoogieIcfgContainer [2018-12-02 20:20:44,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 20:20:44,936 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 20:20:44,936 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 20:20:44,944 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 20:20:44,944 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:20:44" (1/1) ... [2018-12-02 20:20:44,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:20:44,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:20:44,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-12-02 20:20:44,976 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-12-02 20:20:44,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 20:20:44,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:20:45,011 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 20:20:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:20:45,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:20:45,061 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 20:20:45,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:20:45,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-12-02 20:20:45,069 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-12-02 20:20:45,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 20:20:45,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:20:45,070 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 20:20:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:20:45,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:20:45,320 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 20:21:18,513 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-12-02 20:21:18,514 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkValidity(IncrementalHoareTripleChecker.java:665) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkInternal(IncrementalHoareTripleChecker.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.ProtectiveHoareTripleChecker.checkInternal(ProtectiveHoareTripleChecker.java:62) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.EfficientHoareTripleChecker.checkInternal(EfficientHoareTripleChecker.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.isSatEdge(UltimateChecker.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.connectOutgoingIfSat(UltimateChecker.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:493) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 27 more [2018-12-02 20:21:18,517 INFO L168 Benchmark]: Toolchain (without parser) took 148204.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -85.4 MB). Peak memory consumption was 67.2 MB. Max. memory is 11.5 GB. [2018-12-02 20:21:18,518 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 20:21:18,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 203.61 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-02 20:21:18,518 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -213.9 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-02 20:21:18,519 INFO L168 Benchmark]: Boogie Preprocessor took 22.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:21:18,519 INFO L168 Benchmark]: RCFGBuilder took 114334.39 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: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 11.5 GB. [2018-12-02 20:21:18,520 INFO L168 Benchmark]: CodeCheck took 33579.76 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: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 11.5 GB. [2018-12-02 20:21:18,522 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) * 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 203.61 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -213.9 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.52 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. * RCFGBuilder took 114334.39 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: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 11.5 GB. * CodeCheck took 33579.76 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: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...