./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-zero-sum1_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-zero-sum1_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/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 af383046837f49b57572febe7198ecca5fffa750 ............................................................................................................................................................................................................................................................................................................................................................... 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_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-zero-sum1_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/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 af383046837f49b57572febe7198ecca5fffa750 ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 03:12:06,685 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:12:06,686 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:12:06,694 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:12:06,694 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:12:06,695 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:12:06,695 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:12:06,696 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:12:06,697 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:12:06,698 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:12:06,699 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:12:06,699 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:12:06,700 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:12:06,700 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:12:06,701 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:12:06,701 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:12:06,702 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:12:06,703 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:12:06,704 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:12:06,705 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:12:06,706 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:12:06,707 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:12:06,709 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:12:06,709 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:12:06,709 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:12:06,710 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:12:06,710 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:12:06,711 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:12:06,712 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:12:06,712 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:12:06,712 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:12:06,713 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:12:06,713 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:12:06,713 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:12:06,714 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:12:06,714 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:12:06,715 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 03:12:06,725 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:12:06,725 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:12:06,726 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:12:06,726 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 03:12:06,726 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:12:06,727 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:12:06,727 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:12:06,727 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:12:06,727 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 03:12:06,727 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:12:06,727 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:12:06,727 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:12:06,727 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:12:06,728 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:12:06,728 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:12:06,728 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:12:06,728 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:12:06,728 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:12:06,728 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 03:12:06,728 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 03:12:06,728 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:12:06,729 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:12:06,729 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 03:12:06,729 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:12:06,729 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:12:06,729 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:12:06,729 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 03:12:06,729 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:12:06,729 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 03:12:06,729 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_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/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 -> af383046837f49b57572febe7198ecca5fffa750 [2018-11-23 03:12:06,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:12:06,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:12:06,764 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:12:06,765 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:12:06,765 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:12:06,765 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/../../sv-benchmarks/c/floats-cbmc-regression/float-zero-sum1_true-unreach-call_true-termination.i [2018-11-23 03:12:06,801 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/data/a56b058bd/46dc28c438aa45619acfc42d6e21081c/FLAGf95492009 [2018-11-23 03:12:07,225 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:12:07,226 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/sv-benchmarks/c/floats-cbmc-regression/float-zero-sum1_true-unreach-call_true-termination.i [2018-11-23 03:12:07,230 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/data/a56b058bd/46dc28c438aa45619acfc42d6e21081c/FLAGf95492009 [2018-11-23 03:12:07,241 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/data/a56b058bd/46dc28c438aa45619acfc42d6e21081c [2018-11-23 03:12:07,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:12:07,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:12:07,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:12:07,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:12:07,247 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:12:07,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b2a463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07, skipping insertion in model container [2018-11-23 03:12:07,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:12:07,271 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:12:07,386 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:12:07,388 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:12:07,402 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:12:07,415 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:12:07,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07 WrapperNode [2018-11-23 03:12:07,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:12:07,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:12:07,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:12:07,416 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:12:07,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,473 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:12:07,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:12:07,474 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:12:07,474 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:12:07,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:12:07,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:12:07,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:12:07,488 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:12:07,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 03:12:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 03:12:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 03:12:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:12:07,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:12:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 03:12:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 03:12:07,662 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 03:12:07,662 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 03:12:07,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:12:07 BoogieIcfgContainer [2018-11-23 03:12:07,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 03:12:07,663 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 03:12:07,663 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 03:12:07,671 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 03:12:07,672 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:12:07" (1/1) ... [2018-11-23 03:12:07,679 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:12:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:12:07,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 03:12:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 03:12:07,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 03:12:07,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:12:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 03:12:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 03:12:07,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 03:12:07,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 03:12:07,805 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];havoc main_#res;havoc main_#t~ret1;f00_#in~a, f00_#in~b := ~someUnaryDOUBLEoperation(7.62388928E8), 7.62388928E8;havoc f00_#res;havoc f00_#t~mem0, f00_~a, f00_~b, f00_~sum~0, f00_~#m~0.base, f00_~#m~0.offset;f00_~a := f00_#in~a;f00_~b := f00_#in~b;f00_~sum~0 := ~someBinaryArithmeticFLOAToperation(f00_~a, f00_~b);call f00_~#m~0.base, f00_~#m~0.offset := #Ultimate.alloc(4);call write~real(f00_~sum~0, f00_~#m~0.base, f00_~#m~0.offset, 4);call f00_#t~mem0 := read~int(f00_~#m~0.base, f00_~#m~0.offset, 4); VAL [ULTIMATE.start_f00_~a=0.0, ULTIMATE.start_f00_~b=762388928.0, ULTIMATE.start_f00_~sum~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_f00_#in~a|=0.0, |ULTIMATE.start_f00_#in~b|=762388928.0, |ULTIMATE.start_f00_#t~mem0|=2147483648, |ULTIMATE.start_f00_~#m~0.base|=3, |ULTIMATE.start_f00_~#m~0.offset|=0] [?] assume !(2147483648 != f00_#t~mem0 % 4294967296);havoc f00_#t~mem0; VAL [ULTIMATE.start_f00_~a=0.0, ULTIMATE.start_f00_~b=762388928.0, ULTIMATE.start_f00_~sum~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_f00_#in~a|=0.0, |ULTIMATE.start_f00_#in~b|=762388928.0, |ULTIMATE.start_f00_~#m~0.base|=3, |ULTIMATE.start_f00_~#m~0.offset|=0] [?] assume !false; VAL [ULTIMATE.start_f00_~a=0.0, ULTIMATE.start_f00_~b=762388928.0, ULTIMATE.start_f00_~sum~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_f00_#in~a|=0.0, |ULTIMATE.start_f00_#in~b|=762388928.0, |ULTIMATE.start_f00_~#m~0.base|=3, |ULTIMATE.start_f00_~#m~0.offset|=0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret1; [L111] f00_#in~a, f00_#in~b := ~someUnaryDOUBLEoperation(7.62388928E8), 7.62388928E8; [L111] havoc f00_#res; [L111] havoc f00_#t~mem0, f00_~a, f00_~b, f00_~sum~0, f00_~#m~0.base, f00_~#m~0.offset; [L99-L106] f00_~a := f00_#in~a; [L99-L106] f00_~b := f00_#in~b; [L100] f00_~sum~0 := ~someBinaryArithmeticFLOAToperation(f00_~a, f00_~b); [L101] call f00_~#m~0.base, f00_~#m~0.offset := #Ultimate.alloc(4); [L102] call write~real(f00_~sum~0, f00_~#m~0.base, f00_~#m~0.offset, 4); [L103] call f00_#t~mem0 := read~int(f00_~#m~0.base, f00_~#m~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_#t~mem0=2147483648, f00_~#m~0.base=3, f00_~#m~0.offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] [L103] assume !(2147483648 != f00_#t~mem0 % 4294967296); [L103] havoc f00_#t~mem0; VAL [#NULL.base=0, #NULL.offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_~#m~0.base=3, f00_~#m~0.offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] [L103] assert false; VAL [#NULL.base=0, #NULL.offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_~#m~0.base=3, f00_~#m~0.offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret1; [L111] f00_#in~a, f00_#in~b := ~someUnaryDOUBLEoperation(7.62388928E8), 7.62388928E8; [L111] havoc f00_#res; [L111] havoc f00_#t~mem0, f00_~a, f00_~b, f00_~sum~0, f00_~#m~0.base, f00_~#m~0.offset; [L99-L106] f00_~a := f00_#in~a; [L99-L106] f00_~b := f00_#in~b; [L100] f00_~sum~0 := ~someBinaryArithmeticFLOAToperation(f00_~a, f00_~b); [L101] call f00_~#m~0.base, f00_~#m~0.offset := #Ultimate.alloc(4); [L102] call write~real(f00_~sum~0, f00_~#m~0.base, f00_~#m~0.offset, 4); [L103] call f00_#t~mem0 := read~int(f00_~#m~0.base, f00_~#m~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_#t~mem0=2147483648, f00_~#m~0.base=3, f00_~#m~0.offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] [L103] assume !(2147483648 != f00_#t~mem0 % 4294967296); [L103] havoc f00_#t~mem0; VAL [#NULL.base=0, #NULL.offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_~#m~0.base=3, f00_~#m~0.offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] [L103] assert false; VAL [#NULL.base=0, #NULL.offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_~#m~0.base=3, f00_~#m~0.offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret1; [L111] f00_#in~a, f00_#in~b := ~someUnaryDOUBLEoperation(7.62388928E8), 7.62388928E8; [L111] havoc f00_#res; [L111] havoc f00_#t~mem0, f00_~a, f00_~b, f00_~sum~0, f00_~#m~0; [L99-L106] f00_~a := f00_#in~a; [L99-L106] f00_~b := f00_#in~b; [L100] f00_~sum~0 := ~someBinaryArithmeticFLOAToperation(f00_~a, f00_~b); [L101] FCALL call f00_~#m~0 := #Ultimate.alloc(4); [L102] FCALL call write~real(f00_~sum~0, { base: f00_~#m~0!base, offset: f00_~#m~0!offset }, 4); [L103] FCALL call f00_#t~mem0 := read~int({ base: f00_~#m~0!base, offset: f00_~#m~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_#t~mem0=2147483648, f00_~#m~0!base=3, f00_~#m~0!offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] [L103] COND TRUE !(2147483648 != f00_#t~mem0 % 4294967296) [L103] havoc f00_#t~mem0; VAL [#NULL!base=0, #NULL!offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_~#m~0!base=3, f00_~#m~0!offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] [L103] assert false; VAL [#NULL!base=0, #NULL!offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_~#m~0!base=3, f00_~#m~0!offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret1; [L111] f00_#in~a, f00_#in~b := ~someUnaryDOUBLEoperation(7.62388928E8), 7.62388928E8; [L111] havoc f00_#res; [L111] havoc f00_#t~mem0, f00_~a, f00_~b, f00_~sum~0, f00_~#m~0; [L99-L106] f00_~a := f00_#in~a; [L99-L106] f00_~b := f00_#in~b; [L100] f00_~sum~0 := ~someBinaryArithmeticFLOAToperation(f00_~a, f00_~b); [L101] FCALL call f00_~#m~0 := #Ultimate.alloc(4); [L102] FCALL call write~real(f00_~sum~0, { base: f00_~#m~0!base, offset: f00_~#m~0!offset }, 4); [L103] FCALL call f00_#t~mem0 := read~int({ base: f00_~#m~0!base, offset: f00_~#m~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_#t~mem0=2147483648, f00_~#m~0!base=3, f00_~#m~0!offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] [L103] COND TRUE !(2147483648 != f00_#t~mem0 % 4294967296) [L103] havoc f00_#t~mem0; VAL [#NULL!base=0, #NULL!offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_~#m~0!base=3, f00_~#m~0!offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] [L103] assert false; VAL [#NULL!base=0, #NULL!offset=0, f00_#in~a=0.0, f00_#in~b=7.62388928E8, f00_~#m~0!base=3, f00_~#m~0!offset=0, f00_~a=0.0, f00_~b=7.62388928E8, f00_~sum~0=1.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L99-L106] ~a := #in~a; [L99-L106] ~b := #in~b; [L100] ~sum~0 := ~someBinaryArithmeticFLOAToperation(~a, ~b); [L101] FCALL call ~#m~0 := #Ultimate.alloc(4); [L102] FCALL call write~real(~sum~0, { base: ~#m~0!base, offset: ~#m~0!offset }, 4); [L103] FCALL call #t~mem0 := read~int({ base: ~#m~0!base, offset: ~#m~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0] [L103] COND TRUE !(2147483648 != #t~mem0 % 4294967296) [L103] havoc #t~mem0; VAL [#NULL!base=0, #NULL!offset=0] [L103] assert false; VAL [#NULL!base=0, #NULL!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L99-L106] ~a := #in~a; [L99-L106] ~b := #in~b; [L100] ~sum~0 := ~someBinaryArithmeticFLOAToperation(~a, ~b); [L101] FCALL call ~#m~0 := #Ultimate.alloc(4); [L102] FCALL call write~real(~sum~0, { base: ~#m~0!base, offset: ~#m~0!offset }, 4); [L103] FCALL call #t~mem0 := read~int({ base: ~#m~0!base, offset: ~#m~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0] [L103] COND TRUE !(2147483648 != #t~mem0 % 4294967296) [L103] havoc #t~mem0; VAL [#NULL!base=0, #NULL!offset=0] [L103] assert false; VAL [#NULL!base=0, #NULL!offset=0] [L100] float sum = a + b; [L101] union mix m; [L102] m.f = sum [L103] EXPR m.i [L103] COND TRUE !(m.i != 0x80000000) [L103] __VERIFIER_error() ----- [2018-11-23 03:12:07,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:12:07 ImpRootNode [2018-11-23 03:12:07,832 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 03:12:07,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 03:12:07,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 03:12:07,833 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 03:12:07,833 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:12:07" (3/4) ... [2018-11-23 03:12:07,835 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 03:12:07,835 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 03:12:07,836 INFO L168 Benchmark]: Toolchain (without parser) took 592.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 960.8 MB in the beginning and 1.1 GB in the end (delta: -140.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:12:07,837 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:12:07,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 171.49 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 950.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 03:12:07,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-11-23 03:12:07,838 INFO L168 Benchmark]: Boogie Preprocessor took 13.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:12:07,838 INFO L168 Benchmark]: RCFGBuilder took 175.33 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-23 03:12:07,839 INFO L168 Benchmark]: CodeCheck took 168.96 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 03:12:07,839 INFO L168 Benchmark]: Witness Printer took 3.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:12:07,842 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, 10 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 103]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 100, overapproximation of someUnaryDOUBLEoperation at line 111. Possible FailurePath: [L100] float sum = a + b; [L101] union mix m; [L102] m.f = sum [L103] EXPR m.i [L103] COND TRUE !(m.i != 0x80000000) [L103] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 171.49 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 950.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.50 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 175.33 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * CodeCheck took 168.96 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 03:12:09,258 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:12:09,259 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:12:09,268 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-11-23 03:12:09,283 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:12:09,283 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:12:09,283 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:12:09,284 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:12:09,284 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:12:09,285 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:12:09,286 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:12:09,286 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:12:09,286 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:12:09,287 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:12:09,287 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:12:09,287 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:12:09,288 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:12:09,288 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 03:12:09,298 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:12:09,298 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:12:09,299 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:12:09,299 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 03:12:09,299 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:12:09,299 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:12:09,300 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:12:09,300 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:12:09,300 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:12:09,300 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:12:09,300 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:12:09,300 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:12:09,300 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:12:09,300 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 03:12:09,300 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 03:12:09,301 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:12:09,301 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:12:09,301 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:12:09,301 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:12:09,301 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 03:12:09,301 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 03:12:09,301 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:12:09,301 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:12:09,302 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 03:12:09,302 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:12:09,302 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:12:09,302 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:12:09,302 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 03:12:09,302 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 03:12:09,302 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:12:09,303 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 03:12:09,303 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 03:12:09,303 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_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/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 -> af383046837f49b57572febe7198ecca5fffa750 [2018-11-23 03:12:09,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:12:09,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:12:09,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:12:09,346 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:12:09,346 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:12:09,347 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/../../sv-benchmarks/c/floats-cbmc-regression/float-zero-sum1_true-unreach-call_true-termination.i [2018-11-23 03:12:09,384 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/data/6bc80896e/5f1d8772130e438a967f2df82073dd9d/FLAG8d1e1945a [2018-11-23 03:12:09,786 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:12:09,786 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/sv-benchmarks/c/floats-cbmc-regression/float-zero-sum1_true-unreach-call_true-termination.i [2018-11-23 03:12:09,790 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/data/6bc80896e/5f1d8772130e438a967f2df82073dd9d/FLAG8d1e1945a [2018-11-23 03:12:09,799 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/data/6bc80896e/5f1d8772130e438a967f2df82073dd9d [2018-11-23 03:12:09,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:12:09,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:12:09,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:12:09,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:12:09,805 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:12:09,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:12:09" (1/1) ... [2018-11-23 03:12:09,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ca35c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:09, skipping insertion in model container [2018-11-23 03:12:09,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:12:09" (1/1) ... [2018-11-23 03:12:09,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:12:09,834 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:12:09,978 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:12:09,981 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:12:09,995 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:12:10,015 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:12:10,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10 WrapperNode [2018-11-23 03:12:10,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:12:10,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:12:10,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:12:10,017 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:12:10,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10" (1/1) ... [2018-11-23 03:12:10,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10" (1/1) ... [2018-11-23 03:12:10,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:12:10,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:12:10,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:12:10,044 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:12:10,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10" (1/1) ... [2018-11-23 03:12:10,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10" (1/1) ... [2018-11-23 03:12:10,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10" (1/1) ... [2018-11-23 03:12:10,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10" (1/1) ... [2018-11-23 03:12:10,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10" (1/1) ... [2018-11-23 03:12:10,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10" (1/1) ... [2018-11-23 03:12:10,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10" (1/1) ... [2018-11-23 03:12:10,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:12:10,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:12:10,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:12:10,062 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:12:10,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 03:12:10,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 03:12:10,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 03:12:10,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:12:10,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:12:10,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 03:12:10,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 03:12:10,242 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:12:10,287 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 03:12:10,288 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 03:12:10,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:12:10 BoogieIcfgContainer [2018-11-23 03:12:10,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 03:12:10,289 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 03:12:10,289 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 03:12:10,297 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 03:12:10,297 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:12:10" (1/1) ... [2018-11-23 03:12:10,304 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:12:10,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:12:10,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 03:12:10,326 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 03:12:10,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 03:12:10,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:12:10,369 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 03:12:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:12:10,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 03:12:10,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:12:10,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:12:10,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-11-23 03:12:10,515 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-11-23 03:12:10,515 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 03:12:10,515 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-23 03:12:10,522 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 03:12:10,528 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 03:12:10,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:12:10 ImpRootNode [2018-11-23 03:12:10,530 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 03:12:10,531 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 03:12:10,531 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 03:12:10,531 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 03:12:10,531 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:12:10" (3/4) ... [2018-11-23 03:12:10,533 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 03:12:10,540 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 03:12:10,540 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 03:12:10,540 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 03:12:10,564 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a499ffd2-5a53-4e16-8ce6-cb3f427d5c97/bin-2019/ukojak/witness.graphml [2018-11-23 03:12:10,564 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 03:12:10,565 INFO L168 Benchmark]: Toolchain (without parser) took 763.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -101.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:12:10,566 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:12:10,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 213.62 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 03:12:10,566 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.73 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:12:10,567 INFO L168 Benchmark]: Boogie Preprocessor took 16.90 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:12:10,567 INFO L168 Benchmark]: RCFGBuilder took 226.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-23 03:12:10,567 INFO L168 Benchmark]: CodeCheck took 241.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-11-23 03:12:10,568 INFO L168 Benchmark]: Witness Printer took 33.87 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:12:10,569 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, 10 locations, 1 error locations. SAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 44 SizeOfPredicates, 8 NumberOfNonLiveVariables, 19 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 103]: 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: 103]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 213.62 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.73 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.90 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 226.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * CodeCheck took 241.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Witness Printer took 33.87 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...