./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/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 fb906b6dd506785279c111a847f91453236e370a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/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 fb906b6dd506785279c111a847f91453236e370a ............................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:43:18,631 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:43:18,632 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:43:18,641 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:43:18,641 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:43:18,642 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:43:18,643 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:43:18,644 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:43:18,645 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:43:18,646 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:43:18,646 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:43:18,647 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:43:18,647 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:43:18,648 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:43:18,649 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:43:18,649 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:43:18,650 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:43:18,651 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:43:18,653 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:43:18,654 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:43:18,655 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:43:18,656 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:43:18,657 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:43:18,657 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:43:18,658 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:43:18,658 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:43:18,659 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:43:18,660 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:43:18,660 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:43:18,661 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:43:18,661 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:43:18,662 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:43:18,662 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:43:18,662 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:43:18,663 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:43:18,663 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:43:18,663 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 22:43:18,674 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:43:18,674 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:43:18,675 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:43:18,675 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 22:43:18,675 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:43:18,675 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:43:18,676 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:43:18,676 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:43:18,676 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:43:18,676 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:43:18,676 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:43:18,676 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:43:18,676 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:43:18,677 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:43:18,677 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:43:18,677 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:43:18,677 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:43:18,677 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:43:18,677 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 22:43:18,678 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 22:43:18,678 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:43:18,678 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:43:18,678 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 22:43:18,678 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:43:18,678 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:43:18,678 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:43:18,679 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 22:43:18,679 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:43:18,679 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:43:18,679 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_35f3197a-8aed-4567-8ad1-a337726bbd07/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 -> fb906b6dd506785279c111a847f91453236e370a [2018-11-22 22:43:18,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:43:18,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:43:18,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:43:18,713 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:43:18,713 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:43:18,713 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-22 22:43:18,749 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/data/9ea8a506f/c2876eda4fb5444391aafe122878c835/FLAGa978e4405 [2018-11-22 22:43:19,155 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:43:19,156 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-22 22:43:19,161 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/data/9ea8a506f/c2876eda4fb5444391aafe122878c835/FLAGa978e4405 [2018-11-22 22:43:19,171 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/data/9ea8a506f/c2876eda4fb5444391aafe122878c835 [2018-11-22 22:43:19,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:43:19,174 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:43:19,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:43:19,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:43:19,177 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:43:19,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b02929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19, skipping insertion in model container [2018-11-22 22:43:19,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:43:19,206 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:43:19,327 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:43:19,329 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:43:19,346 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:43:19,358 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:43:19,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19 WrapperNode [2018-11-22 22:43:19,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:43:19,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:43:19,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:43:19,359 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:43:19,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:43:19,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:43:19,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:43:19,418 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:43:19,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:43:19,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:43:19,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:43:19,437 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:43:19,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/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 [2018-11-22 22:43:19,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-22 22:43:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 22:43:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-22 22:43:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:43:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:43:19,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:43:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 22:43:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:43:19,735 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:43:19,735 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-22 22:43:19,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:43:19 BoogieIcfgContainer [2018-11-22 22:43:19,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:43:19,736 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 22:43:19,736 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 22:43:19,747 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 22:43:19,747 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:43:19" (1/1) ... [2018-11-22 22:43:19,757 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:43:19,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:43:19,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-22 22:43:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-22 22:43:19,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-22 22:43:19,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:43:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:43:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:43:19,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:43:19,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-22 22:43:19,861 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-22 22:43:19,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-22 22:43:19,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:43:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 22:43:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 22:43:19,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 22:43:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 22:43:19,956 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~huge_ceil~0 := 1.0E30;havoc main_#res;havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0;main_~x~0 := ~someUnaryFLOAToperation(0.0);ceil_float_#in~x := main_~x~0;havoc ceil_float_#res;havoc ceil_float_#t~mem0, ceil_float_#t~union1, ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, ceil_float_#t~mem2, ceil_float_#t~union3, ceil_float_~#sf_u~0.base, ceil_float_~#sf_u~0.offset, ceil_float_~x, ceil_float_~i0~0, ceil_float_~j0~0, ceil_float_~i~0, ceil_float_~ix~0;ceil_float_~x := ceil_float_#in~x;havoc ceil_float_~i0~0;havoc ceil_float_~j0~0;havoc ceil_float_~i~0;havoc ceil_float_~ix~0; VAL [ULTIMATE.start_ceil_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_ceil_float_#in~x|=0.0, ~huge_ceil~0=1000000000000000000000000000000.0] [?] call ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset := #Ultimate.alloc(4);call write~real(ceil_float_~x, ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, 4);call ceil_float_#t~mem0 := read~int(ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, 4);ceil_float_~i0~0 := (if ceil_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then ceil_float_#t~mem0 % 4294967296 % 4294967296 else ceil_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296);call write~real(ceil_float_#t~union1, ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, 4);havoc ceil_float_#t~mem0;havoc ceil_float_#t~union1;call ULTIMATE.dealloc(ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset);havoc ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset; VAL [ULTIMATE.start_ceil_float_~i0~0=0, ULTIMATE.start_ceil_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_ceil_float_#in~x|=0.0, ~huge_ceil~0=1000000000000000000000000000000.0] [?] goto; VAL [ULTIMATE.start_ceil_float_~i0~0=0, ULTIMATE.start_ceil_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_ceil_float_#in~x|=0.0, ~huge_ceil~0=1000000000000000000000000000000.0] [?] ceil_float_~ix~0 := ~bitwiseAnd(ceil_float_~i0~0, 2147483647);ceil_float_~j0~0 := (if (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [ULTIMATE.start_ceil_float_~i0~0=0, ULTIMATE.start_ceil_float_~ix~0=(- 36028795760672768), ULTIMATE.start_ceil_float_~j0~0=23, ULTIMATE.start_ceil_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_ceil_float_#in~x|=0.0, ~huge_ceil~0=1000000000000000000000000000000.0] [?] assume !(ceil_float_~j0~0 < 23);BeginParallelComposition{ParallelCodeBlock0: assume !(ceil_float_~ix~0 % 4294967296 < 2139095040);ceil_float_#res := ~someBinaryArithmeticFLOAToperation(ceil_float_~x, ceil_float_~x);ParallelCodeBlock1: assume !!(ceil_float_~ix~0 % 4294967296 < 2139095040);ceil_float_#res := ceil_float_~x;}EndParallelComposition VAL [ULTIMATE.start_ceil_float_~i0~0=0, ULTIMATE.start_ceil_float_~ix~0=(- 36028795760672768), ULTIMATE.start_ceil_float_~j0~0=23, ULTIMATE.start_ceil_float_~x=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_ceil_float_#in~x|=0.0, |ULTIMATE.start_ceil_float_#res|=0.0, ~huge_ceil~0=1000000000000000000000000000000.0] [?] main_#t~ret6 := ceil_float_#res;main_~res~0 := main_#t~ret6;havoc main_#t~ret6;main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, ~someUnaryFLOAToperation(0.0)); VAL [ULTIMATE.start_ceil_float_~i0~0=0, ULTIMATE.start_ceil_float_~ix~0=(- 36028795760672768), ULTIMATE.start_ceil_float_~j0~0=23, ULTIMATE.start_ceil_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_ceil_float_#in~x|=0.0, |ULTIMATE.start_ceil_float_#res|=0.0, |ULTIMATE.start_main_#t~short8|=false, ~huge_ceil~0=1000000000000000000000000000000.0] [?] assume !main_#t~short8; VAL [ULTIMATE.start_ceil_float_~i0~0=0, ULTIMATE.start_ceil_float_~ix~0=(- 36028795760672768), ULTIMATE.start_ceil_float_~j0~0=23, ULTIMATE.start_ceil_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_ceil_float_#in~x|=0.0, |ULTIMATE.start_ceil_float_#res|=0.0, |ULTIMATE.start_main_#t~short8|=false, ~huge_ceil~0=1000000000000000000000000000000.0] [?] assume !main_#t~short8;havoc main_#t~short8;havoc main_#t~ret7; VAL [ULTIMATE.start_ceil_float_~i0~0=0, ULTIMATE.start_ceil_float_~ix~0=(- 36028795760672768), ULTIMATE.start_ceil_float_~j0~0=23, ULTIMATE.start_ceil_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_ceil_float_#in~x|=0.0, |ULTIMATE.start_ceil_float_#res|=0.0, ~huge_ceil~0=1000000000000000000000000000000.0] [?] assume !false; VAL [ULTIMATE.start_ceil_float_~i0~0=0, ULTIMATE.start_ceil_float_~ix~0=(- 36028795760672768), ULTIMATE.start_ceil_float_~j0~0=23, ULTIMATE.start_ceil_float_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_ceil_float_#in~x|=0.0, |ULTIMATE.start_ceil_float_#res|=0.0, ~huge_ceil~0=1000000000000000000000000000000.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L11] ~huge_ceil~0 := 1.0E30; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L76] main_~x~0 := ~someUnaryFLOAToperation(0.0); [L77] ceil_float_#in~x := main_~x~0; [L77] havoc ceil_float_#res; [L77] havoc ceil_float_#t~mem0, ceil_float_#t~union1, ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, ceil_float_#t~mem2, ceil_float_#t~union3, ceil_float_~#sf_u~0.base, ceil_float_~#sf_u~0.offset, ceil_float_~x, ceil_float_~i0~0, ceil_float_~j0~0, ceil_float_~i~0, ceil_float_~ix~0; [L13-L54] ceil_float_~x := ceil_float_#in~x; [L14] havoc ceil_float_~i0~0; [L14] havoc ceil_float_~j0~0; [L15] havoc ceil_float_~i~0; [L15] havoc ceil_float_~ix~0; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L17] call ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset := #Ultimate.alloc(4); [L18] call write~real(ceil_float_~x, ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, 4); [L19] call ceil_float_#t~mem0 := read~int(ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, 4); [L19] ceil_float_~i0~0 := (if ceil_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then ceil_float_#t~mem0 % 4294967296 % 4294967296 else ceil_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] call write~real(ceil_float_#t~union1, ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, 4); [L19] havoc ceil_float_#t~mem0; [L19] havoc ceil_float_#t~union1; [L17] call ULTIMATE.dealloc(ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset); [L17] havoc ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_~i0~0=0, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L21] ceil_float_~ix~0 := ~bitwiseAnd(ceil_float_~i0~0, 2147483647); [L22] ceil_float_~j0~0 := (if (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L23-L47] assume !(ceil_float_~j0~0 < 23); [L43-L46] assume !!(ceil_float_~ix~0 % 4294967296 < 2139095040); [L46] ceil_float_#res := ceil_float_~x; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L77] main_#t~ret6 := ceil_float_#res; [L77] main_~res~0 := main_#t~ret6; [L77] havoc main_#t~ret6; [L80] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, ~someUnaryFLOAToperation(0.0)); VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L80] assume !main_#t~short8; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L80-L83] assume !main_#t~short8; [L80] havoc main_#t~short8; [L80] havoc main_#t~ret7; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L81] assert false; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L11] ~huge_ceil~0 := 1.0E30; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L76] main_~x~0 := ~someUnaryFLOAToperation(0.0); [L77] ceil_float_#in~x := main_~x~0; [L77] havoc ceil_float_#res; [L77] havoc ceil_float_#t~mem0, ceil_float_#t~union1, ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, ceil_float_#t~mem2, ceil_float_#t~union3, ceil_float_~#sf_u~0.base, ceil_float_~#sf_u~0.offset, ceil_float_~x, ceil_float_~i0~0, ceil_float_~j0~0, ceil_float_~i~0, ceil_float_~ix~0; [L13-L54] ceil_float_~x := ceil_float_#in~x; [L14] havoc ceil_float_~i0~0; [L14] havoc ceil_float_~j0~0; [L15] havoc ceil_float_~i~0; [L15] havoc ceil_float_~ix~0; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L17] call ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset := #Ultimate.alloc(4); [L18] call write~real(ceil_float_~x, ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, 4); [L19] call ceil_float_#t~mem0 := read~int(ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, 4); [L19] ceil_float_~i0~0 := (if ceil_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then ceil_float_#t~mem0 % 4294967296 % 4294967296 else ceil_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] call write~real(ceil_float_#t~union1, ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset, 4); [L19] havoc ceil_float_#t~mem0; [L19] havoc ceil_float_#t~union1; [L17] call ULTIMATE.dealloc(ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset); [L17] havoc ceil_float_~#gf_u~0.base, ceil_float_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_~i0~0=0, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L21] ceil_float_~ix~0 := ~bitwiseAnd(ceil_float_~i0~0, 2147483647); [L22] ceil_float_~j0~0 := (if (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L23-L47] assume !(ceil_float_~j0~0 < 23); [L43-L46] assume !!(ceil_float_~ix~0 % 4294967296 < 2139095040); [L46] ceil_float_#res := ceil_float_~x; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L77] main_#t~ret6 := ceil_float_#res; [L77] main_~res~0 := main_#t~ret6; [L77] havoc main_#t~ret6; [L80] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, ~someUnaryFLOAToperation(0.0)); VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L80] assume !main_#t~short8; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L80-L83] assume !main_#t~short8; [L80] havoc main_#t~short8; [L80] havoc main_#t~ret7; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L81] assert false; VAL [#NULL.base=0, #NULL.offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L11] ~huge_ceil~0 := 1.0E30; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L76] main_~x~0 := ~someUnaryFLOAToperation(0.0); [L77] ceil_float_#in~x := main_~x~0; [L77] havoc ceil_float_#res; [L77] havoc ceil_float_#t~mem0, ceil_float_#t~union1, ceil_float_~#gf_u~0, ceil_float_#t~mem2, ceil_float_#t~union3, ceil_float_~#sf_u~0, ceil_float_~x, ceil_float_~i0~0, ceil_float_~j0~0, ceil_float_~i~0, ceil_float_~ix~0; [L13-L54] ceil_float_~x := ceil_float_#in~x; [L14] havoc ceil_float_~i0~0; [L14] havoc ceil_float_~j0~0; [L15] havoc ceil_float_~i~0; [L15] havoc ceil_float_~ix~0; VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L17] FCALL call ceil_float_~#gf_u~0 := #Ultimate.alloc(4); [L18] FCALL call write~real(ceil_float_~x, { base: ceil_float_~#gf_u~0!base, offset: ceil_float_~#gf_u~0!offset }, 4); [L19] FCALL call ceil_float_#t~mem0 := read~int({ base: ceil_float_~#gf_u~0!base, offset: ceil_float_~#gf_u~0!offset }, 4); [L19] ceil_float_~i0~0 := (if ceil_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then ceil_float_#t~mem0 % 4294967296 % 4294967296 else ceil_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] FCALL call write~real(ceil_float_#t~union1, { base: ceil_float_~#gf_u~0!base, offset: ceil_float_~#gf_u~0!offset }, 4); [L19] havoc ceil_float_#t~mem0; [L19] havoc ceil_float_#t~union1; [L17] FCALL call ULTIMATE.dealloc(ceil_float_~#gf_u~0); [L17] havoc ceil_float_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_~i0~0=0, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L21] ceil_float_~ix~0 := ~bitwiseAnd(ceil_float_~i0~0, 2147483647); [L22] ceil_float_~j0~0 := (if (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L23] COND FALSE !(ceil_float_~j0~0 < 23) [L43] COND FALSE !(!(ceil_float_~ix~0 % 4294967296 < 2139095040)) [L46] ceil_float_#res := ceil_float_~x; VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L77] main_#t~ret6 := ceil_float_#res; [L77] main_~res~0 := main_#t~ret6; [L77] havoc main_#t~ret6; [L80] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, ~someUnaryFLOAToperation(0.0)); VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L80] COND FALSE !(main_#t~short8) VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L80] COND TRUE !main_#t~short8 [L80] havoc main_#t~short8; [L80] havoc main_#t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L81] assert false; VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L11] ~huge_ceil~0 := 1.0E30; [?] havoc main_#res; [?] havoc main_#t~ret6, main_#t~ret7, main_#t~short8, main_~x~0, main_~res~0; [L76] main_~x~0 := ~someUnaryFLOAToperation(0.0); [L77] ceil_float_#in~x := main_~x~0; [L77] havoc ceil_float_#res; [L77] havoc ceil_float_#t~mem0, ceil_float_#t~union1, ceil_float_~#gf_u~0, ceil_float_#t~mem2, ceil_float_#t~union3, ceil_float_~#sf_u~0, ceil_float_~x, ceil_float_~i0~0, ceil_float_~j0~0, ceil_float_~i~0, ceil_float_~ix~0; [L13-L54] ceil_float_~x := ceil_float_#in~x; [L14] havoc ceil_float_~i0~0; [L14] havoc ceil_float_~j0~0; [L15] havoc ceil_float_~i~0; [L15] havoc ceil_float_~ix~0; VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L17] FCALL call ceil_float_~#gf_u~0 := #Ultimate.alloc(4); [L18] FCALL call write~real(ceil_float_~x, { base: ceil_float_~#gf_u~0!base, offset: ceil_float_~#gf_u~0!offset }, 4); [L19] FCALL call ceil_float_#t~mem0 := read~int({ base: ceil_float_~#gf_u~0!base, offset: ceil_float_~#gf_u~0!offset }, 4); [L19] ceil_float_~i0~0 := (if ceil_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then ceil_float_#t~mem0 % 4294967296 % 4294967296 else ceil_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] FCALL call write~real(ceil_float_#t~union1, { base: ceil_float_~#gf_u~0!base, offset: ceil_float_~#gf_u~0!offset }, 4); [L19] havoc ceil_float_#t~mem0; [L19] havoc ceil_float_#t~union1; [L17] FCALL call ULTIMATE.dealloc(ceil_float_~#gf_u~0); [L17] havoc ceil_float_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_~i0~0=0, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L21] ceil_float_~ix~0 := ~bitwiseAnd(ceil_float_~i0~0, 2147483647); [L22] ceil_float_~j0~0 := (if (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (ceil_float_~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L23] COND FALSE !(ceil_float_~j0~0 < 23) [L43] COND FALSE !(!(ceil_float_~ix~0 % 4294967296 < 2139095040)) [L46] ceil_float_#res := ceil_float_~x; VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L77] main_#t~ret6 := ceil_float_#res; [L77] main_~res~0 := main_#t~ret6; [L77] havoc main_#t~ret6; [L80] main_#t~short8 := ~someBinaryFLOATComparisonOperation(main_~res~0, ~someUnaryFLOAToperation(0.0)); VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L80] COND FALSE !(main_#t~short8) VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_#t~short8=false, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L80] COND TRUE !main_#t~short8 [L80] havoc main_#t~short8; [L80] havoc main_#t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [L81] assert false; VAL [#NULL!base=0, #NULL!offset=0, ceil_float_#in~x=0.0, ceil_float_#res=0.0, ceil_float_~i0~0=0, ceil_float_~ix~0=-36028795760672768, ceil_float_~j0~0=23, ceil_float_~x=0.0, main_~res~0=0.0, main_~x~0=0.0, ~huge_ceil~0=1.0E30] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L11] ~huge_ceil~0 := 1.0E30; [L76] ~x~0 := ~someUnaryFLOAToperation(0.0); [L13-L54] ~x := #in~x; [L14] havoc ~i0~0; [L14] havoc ~j0~0; [L15] havoc ~i~0; [L15] havoc ~ix~0; VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L17] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L18] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] ~i0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] havoc #t~mem0; [L19] havoc #t~union1; [L17] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L17] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L21] ~ix~0 := ~bitwiseAnd(~i0~0, 2147483647); [L22] ~j0~0 := (if (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L23] COND FALSE !(~j0~0 < 23) [L43] COND FALSE !(!(~ix~0 % 4294967296 < 2139095040)) [L46] #res := ~x; VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L77] ~res~0 := #t~ret6; [L77] havoc #t~ret6; [L80] #t~short8 := ~someBinaryFLOATComparisonOperation(~res~0, ~someUnaryFLOAToperation(0.0)); VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L80] COND FALSE !(#t~short8) VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L80] COND TRUE !#t~short8 [L80] havoc #t~short8; [L80] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L81] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L11] ~huge_ceil~0 := 1.0E30; [L76] ~x~0 := ~someUnaryFLOAToperation(0.0); [L13-L54] ~x := #in~x; [L14] havoc ~i0~0; [L14] havoc ~j0~0; [L15] havoc ~i~0; [L15] havoc ~ix~0; VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L17] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L18] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] ~i0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L19] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L19] havoc #t~mem0; [L19] havoc #t~union1; [L17] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L17] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L21] ~ix~0 := ~bitwiseAnd(~i0~0, 2147483647); [L22] ~j0~0 := (if (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L23] COND FALSE !(~j0~0 < 23) [L43] COND FALSE !(!(~ix~0 % 4294967296 < 2139095040)) [L46] #res := ~x; VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L77] ~res~0 := #t~ret6; [L77] havoc #t~ret6; [L80] #t~short8 := ~someBinaryFLOATComparisonOperation(~res~0, ~someUnaryFLOAToperation(0.0)); VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L80] COND FALSE !(#t~short8) VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L80] COND TRUE !#t~short8 [L80] havoc #t~short8; [L80] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L81] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~huge_ceil~0=1.0E30] [L11] static const float huge_ceil = 1.0e30; [L76] float x = -0.0f; [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (i0) = gf_u.word [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] return x; VAL [huge_ceil=1000000000000000000000000000000] [L77] float res = ceil_float(x); [L80] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_ceil=1000000000000000000000000000000] [L80] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] ----- [2018-11-22 22:43:20,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 10:43:20 ImpRootNode [2018-11-22 22:43:20,004 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 22:43:20,004 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:43:20,004 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:43:20,005 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:43:20,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:43:19" (3/4) ... [2018-11-22 22:43:20,008 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-22 22:43:20,008 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:43:20,009 INFO L168 Benchmark]: Toolchain (without parser) took 835.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -133.6 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:20,010 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:43:20,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 183.42 ms. Allocated memory is still 1.0 GB. Free memory was 953.7 MB in the beginning and 940.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:20,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -205.1 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:20,012 INFO L168 Benchmark]: Boogie Preprocessor took 18.76 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:20,012 INFO L168 Benchmark]: RCFGBuilder took 298.24 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: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:20,013 INFO L168 Benchmark]: CodeCheck took 268.34 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: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:20,013 INFO L168 Benchmark]: Witness Printer took 3.97 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. [2018-11-22 22:43:20,015 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, 30 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 81]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of bitwiseAnd at line 21, overapproximation of someUnaryFLOAToperation at line 76, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_ceil = 1.0e30; [L76] float x = -0.0f; [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (i0) = gf_u.word [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] return x; VAL [huge_ceil=1000000000000000000000000000000] [L77] float res = ceil_float(x); [L80] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_ceil=1000000000000000000000000000000] [L80] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 183.42 ms. Allocated memory is still 1.0 GB. Free memory was 953.7 MB in the beginning and 940.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -205.1 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.76 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 298.24 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: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. * CodeCheck took 268.34 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: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.97 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 [2018-11-22 22:43:21,430 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:43:21,431 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:43:21,439 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:43:21,439 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:43:21,440 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:43:21,441 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:43:21,442 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:43:21,444 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:43:21,444 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:43:21,445 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:43:21,445 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:43:21,446 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:43:21,446 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:43:21,447 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:43:21,447 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:43:21,448 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:43:21,449 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:43:21,451 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:43:21,451 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:43:21,452 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:43:21,453 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:43:21,453 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:43:21,454 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:43:21,454 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:43:21,454 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:43:21,455 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:43:21,455 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:43:21,456 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:43:21,456 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:43:21,457 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:43:21,457 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:43:21,457 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:43:21,457 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:43:21,458 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:43:21,458 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:43:21,459 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-22 22:43:21,468 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:43:21,468 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:43:21,469 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:43:21,469 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 22:43:21,469 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:43:21,470 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:43:21,470 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:43:21,470 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:43:21,470 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:43:21,470 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:43:21,471 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:43:21,471 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:43:21,471 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:43:21,471 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 22:43:21,471 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 22:43:21,471 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:43:21,471 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:43:21,471 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:43:21,472 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:43:21,472 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 22:43:21,472 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 22:43:21,472 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:43:21,472 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:43:21,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 22:43:21,472 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:43:21,473 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:43:21,473 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:43:21,473 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-22 22:43:21,473 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-22 22:43:21,473 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:43:21,473 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 22:43:21,473 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 22:43:21,476 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_35f3197a-8aed-4567-8ad1-a337726bbd07/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 -> fb906b6dd506785279c111a847f91453236e370a [2018-11-22 22:43:21,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:43:21,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:43:21,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:43:21,518 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:43:21,519 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:43:21,519 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-22 22:43:21,554 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/data/c564b0e92/79d21221a952487092244a6317dc2a8b/FLAGd29944caf [2018-11-22 22:43:21,951 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:43:21,951 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-22 22:43:21,955 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/data/c564b0e92/79d21221a952487092244a6317dc2a8b/FLAGd29944caf [2018-11-22 22:43:21,965 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/data/c564b0e92/79d21221a952487092244a6317dc2a8b [2018-11-22 22:43:21,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:43:21,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:43:21,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:43:21,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:43:21,970 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:43:21,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:43:21" (1/1) ... [2018-11-22 22:43:21,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29d0518e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:21, skipping insertion in model container [2018-11-22 22:43:21,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:43:21" (1/1) ... [2018-11-22 22:43:21,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:43:21,995 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:43:22,128 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:43:22,132 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:43:22,151 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:43:22,171 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:43:22,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22 WrapperNode [2018-11-22 22:43:22,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:43:22,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:43:22,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:43:22,172 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:43:22,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22" (1/1) ... [2018-11-22 22:43:22,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22" (1/1) ... [2018-11-22 22:43:22,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:43:22,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:43:22,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:43:22,200 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:43:22,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22" (1/1) ... [2018-11-22 22:43:22,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22" (1/1) ... [2018-11-22 22:43:22,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22" (1/1) ... [2018-11-22 22:43:22,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22" (1/1) ... [2018-11-22 22:43:22,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22" (1/1) ... [2018-11-22 22:43:22,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22" (1/1) ... [2018-11-22 22:43:22,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22" (1/1) ... [2018-11-22 22:43:22,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:43:22,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:43:22,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:43:22,221 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:43:22,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:43:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/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 [2018-11-22 22:43:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:43:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-22 22:43:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:43:22,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:43:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-22 22:43:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-22 22:43:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-22 22:43:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:43:22,436 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:43:23,434 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:43:23,435 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-22 22:43:23,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:43:23 BoogieIcfgContainer [2018-11-22 22:43:23,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:43:23,435 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 22:43:23,435 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 22:43:23,442 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 22:43:23,442 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:43:23" (1/1) ... [2018-11-22 22:43:23,451 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:43:23,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:43:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-22 22:43:23,472 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-22 22:43:23,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-22 22:43:23,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:43:23,506 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-22 22:43:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:43:23,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:43:23,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:43:23,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:43:23,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-22 22:43:23,541 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-22 22:43:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-22 22:43:23,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:43:23,542 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-22 22:43:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:43:23,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:43:23,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:43:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:43:23,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-22 22:43:23,750 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-22 22:43:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-22 22:43:23,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:43:23,751 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-22 22:43:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:43:23,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:43:23,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:43:24,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:43:24,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-22 22:43:24,257 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-22 22:43:24,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-22 22:43:24,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:43:24,259 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-22 22:43:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:43:24,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:43:24,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:43:24,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:43:24,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-22 22:43:24,278 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-22 22:43:24,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-22 22:43:24,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:43:24,279 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-22 22:43:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:43:24,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:43:24,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:43:24,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:43:24,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-11-22 22:43:24,292 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-22 22:43:24,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-22 22:43:24,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:43:24,293 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-22 22:43:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:43:24,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:43:24,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:43:24,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:43:24,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-22 22:43:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-22 22:43:24,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-22 22:43:24,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:43:24,875 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-22 22:43:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:43:24,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:43:25,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:43:25,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:43:25,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-22 22:43:25,313 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-22 22:43:25,313 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 22:43:25,313 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-22 22:43:25,319 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-22 22:43:25,364 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-22 22:43:25,370 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:43:25,370 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-22 22:43:25,371 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-22 22:43:25,371 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-22 22:43:25,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 10:43:25 ImpRootNode [2018-11-22 22:43:25,372 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 22:43:25,372 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:43:25,372 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:43:25,373 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:43:25,373 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:43:23" (3/4) ... [2018-11-22 22:43:25,375 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 22:43:25,382 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-22 22:43:25,383 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 22:43:25,400 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-11-22 22:43:25,419 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_35f3197a-8aed-4567-8ad1-a337726bbd07/bin-2019/ukojak/witness.graphml [2018-11-22 22:43:25,419 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:43:25,419 INFO L168 Benchmark]: Toolchain (without parser) took 3452.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 947.8 MB in the beginning and 910.8 MB in the end (delta: 37.0 MB). Peak memory consumption was 194.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:25,420 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:43:25,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 203.79 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 931.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:25,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.33 ms. Allocated memory is still 1.0 GB. Free memory is still 931.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:43:25,421 INFO L168 Benchmark]: Boogie Preprocessor took 20.48 ms. Allocated memory is still 1.0 GB. Free memory is still 931.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:43:25,421 INFO L168 Benchmark]: RCFGBuilder took 1214.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 931.7 MB in the beginning and 1.1 GB in the end (delta: -176.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:25,422 INFO L168 Benchmark]: CodeCheck took 1936.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 917.3 MB in the end (delta: 191.1 MB). Peak memory consumption was 191.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:25,423 INFO L168 Benchmark]: Witness Printer took 46.52 ms. Allocated memory is still 1.2 GB. Free memory was 917.3 MB in the beginning and 910.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-11-22 22:43:25,424 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, 30 locations, 1 error locations. SAFE Result, 1.8s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 446 SDslu, 332 SDs, 0 SdLazy, 1992 SolverSat, 526 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 1 QuantifiedInterpolants, 4472 SizeOfPredicates, 36 NumberOfNonLiveVariables, 221 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 81]: 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: 13]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 203.79 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 931.7 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 27.33 ms. Allocated memory is still 1.0 GB. Free memory is still 931.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.48 ms. Allocated memory is still 1.0 GB. Free memory is still 931.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1214.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 931.7 MB in the beginning and 1.1 GB in the end (delta: -176.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * CodeCheck took 1936.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 917.3 MB in the end (delta: 191.1 MB). Peak memory consumption was 191.1 MB. Max. memory is 11.5 GB. * Witness Printer took 46.52 ms. Allocated memory is still 1.2 GB. Free memory was 917.3 MB in the beginning and 910.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...