./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1250_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1250_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/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 01b6390e563edc58f3f7d1f239b082df891f9006 ............................................................................................................................................................................................................................................... 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_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1250_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/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 01b6390e563edc58f3f7d1f239b082df891f9006 ..................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 15:43:47,745 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:43:47,746 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:43:47,754 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:43:47,754 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:43:47,754 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:43:47,755 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:43:47,756 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:43:47,758 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:43:47,758 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:43:47,759 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:43:47,759 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:43:47,760 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:43:47,760 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:43:47,761 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:43:47,762 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:43:47,762 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:43:47,764 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:43:47,765 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:43:47,766 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:43:47,767 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:43:47,768 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:43:47,769 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:43:47,769 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:43:47,769 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:43:47,770 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:43:47,771 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:43:47,771 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:43:47,772 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:43:47,773 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:43:47,773 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:43:47,773 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:43:47,774 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:43:47,774 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:43:47,774 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:43:47,775 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:43:47,775 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 15:43:47,785 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:43:47,785 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:43:47,786 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:43:47,786 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 15:43:47,786 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 15:43:47,786 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 15:43:47,787 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:43:47,787 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:43:47,787 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 15:43:47,787 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:43:47,787 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:43:47,787 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 15:43:47,787 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:43:47,788 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 15:43:47,788 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:43:47,788 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 15:43:47,788 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 15:43:47,788 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 15:43:47,788 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 15:43:47,789 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 15:43:47,789 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:43:47,789 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:43:47,789 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 15:43:47,789 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:43:47,789 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:43:47,789 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 15:43:47,790 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 15:43:47,790 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:43:47,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 15:43:47,790 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_7611b9f9-b506-4b6f-a4bb-87a11491b072/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 -> 01b6390e563edc58f3f7d1f239b082df891f9006 [2018-12-09 15:43:47,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:43:47,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:43:47,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:43:47,823 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:43:47,823 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:43:47,823 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1250_true-unreach-call.c [2018-12-09 15:43:47,856 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/data/7f3f1c423/4b49e0d2d51d40899320aca5bc076bf3/FLAGa2e0960db [2018-12-09 15:43:48,176 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:43:48,176 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/sv-benchmarks/c/float-newlib/double_req_bl_1250_true-unreach-call.c [2018-12-09 15:43:48,180 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/data/7f3f1c423/4b49e0d2d51d40899320aca5bc076bf3/FLAGa2e0960db [2018-12-09 15:43:48,188 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/data/7f3f1c423/4b49e0d2d51d40899320aca5bc076bf3 [2018-12-09 15:43:48,190 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:43:48,191 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 15:43:48,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:43:48,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:43:48,194 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:43:48,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f49b694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48, skipping insertion in model container [2018-12-09 15:43:48,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:43:48,216 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:43:48,310 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:43:48,311 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:43:48,326 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:43:48,338 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:43:48,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48 WrapperNode [2018-12-09 15:43:48,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:43:48,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 15:43:48,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 15:43:48,339 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 15:43:48,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 15:43:48,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:43:48,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:43:48,390 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:43:48,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:43:48,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:43:48,408 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:43:48,408 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:43:48,409 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 15:43:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-12-09 15:43:48,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-12-09 15:43:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 15:43:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:43:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:43:48,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:43:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 15:43:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 15:43:48,647 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:43:48,647 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 15:43:48,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:43:48 BoogieIcfgContainer [2018-12-09 15:43:48,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:43:48,648 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 15:43:48,648 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 15:43:48,657 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 15:43:48,657 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:43:48" (1/1) ... [2018-12-09 15:43:48,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:43:48,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:43:48,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-12-09 15:43:48,691 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-12-09 15:43:48,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 15:43:48,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:43:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:43:48,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:43:48,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:43:48,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-12-09 15:43:48,764 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-12-09 15:43:48,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 15:43:48,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:43:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:43:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:43:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:43:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:43:48,849 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 15:43:48,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 03:43:48 ImpRootNode [2018-12-09 15:43:48,870 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 15:43:48,870 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 15:43:48,871 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 15:43:48,871 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 15:43:48,871 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:43:48" (3/4) ... [2018-12-09 15:43:48,873 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 15:43:48,873 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 15:43:48,874 INFO L168 Benchmark]: Toolchain (without parser) took 683.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -90.9 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. [2018-12-09 15:43:48,875 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:43:48,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.32 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 15:43:48,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-12-09 15:43:48,877 INFO L168 Benchmark]: Boogie Preprocessor took 17.58 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. [2018-12-09 15:43:48,877 INFO L168 Benchmark]: RCFGBuilder took 239.65 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: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2018-12-09 15:43:48,877 INFO L168 Benchmark]: CodeCheck took 222.13 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: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2018-12-09 15:43:48,878 INFO L168 Benchmark]: Witness Printer took 2.97 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. [2018-12-09 15:43:48,880 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 2 procedures, 27 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 70 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, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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: 72]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 16, overapproximation of someBinaryArithmeticDOUBLEoperation at line 67. Possible FailurePath: [L67] double x = 0.0 / 0.0; [L68] double y = 0.0 / 0.0; [L55] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=0] [L27] __uint32_t msw, lsw; VAL [\old(x)=0, x=0] [L30] ieee_double_shape_type ew_u; [L31] ew_u.value = (x) [L32] EXPR ew_u.parts.msw [L32] (msw) = ew_u.parts.msw [L33] EXPR ew_u.parts.lsw [L33] (lsw) = ew_u.parts.lsw [L36-L37] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L39-L40] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L42-L43] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L46-L47] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L50] return 0; [L55] RET, EXPR __fpclassify_double(x) [L55] COND TRUE __fpclassify_double(x) == 0 [L56] return y; [L69] double res = fmax_double(x, y); [L16] return x != x; [L71] COND TRUE !isnan_double(res) [L72] __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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 147.32 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 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 51.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.58 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. * RCFGBuilder took 239.65 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: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * CodeCheck took 222.13 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: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. * Witness Printer took 2.97 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 15:43:50,215 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:43:50,216 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:43:50,222 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:43:50,222 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:43:50,223 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:43:50,223 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:43:50,224 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:43:50,225 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:43:50,225 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:43:50,225 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:43:50,226 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:43:50,226 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:43:50,226 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:43:50,227 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:43:50,227 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:43:50,228 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:43:50,228 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:43:50,229 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:43:50,230 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:43:50,231 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:43:50,231 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:43:50,232 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:43:50,232 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:43:50,232 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:43:50,233 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:43:50,233 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:43:50,233 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:43:50,234 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:43:50,234 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:43:50,234 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:43:50,235 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:43:50,235 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:43:50,235 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:43:50,235 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:43:50,236 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:43:50,236 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 15:43:50,243 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:43:50,243 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:43:50,244 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:43:50,244 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 15:43:50,244 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 15:43:50,244 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 15:43:50,244 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:43:50,244 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:43:50,244 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 15:43:50,245 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 15:43:50,245 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 15:43:50,246 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:43:50,246 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:43:50,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 15:43:50,246 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:43:50,246 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:43:50,246 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 15:43:50,246 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 15:43:50,246 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 15:43:50,246 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:43:50,246 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 15:43:50,247 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 15:43:50,247 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_7611b9f9-b506-4b6f-a4bb-87a11491b072/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 -> 01b6390e563edc58f3f7d1f239b082df891f9006 [2018-12-09 15:43:50,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:43:50,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:43:50,277 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:43:50,278 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:43:50,278 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:43:50,279 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1250_true-unreach-call.c [2018-12-09 15:43:50,324 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/data/e5345629e/5f3cfc05ad8143eb9cfd961e2a3f553f/FLAGb08d09173 [2018-12-09 15:43:50,709 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:43:50,709 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/sv-benchmarks/c/float-newlib/double_req_bl_1250_true-unreach-call.c [2018-12-09 15:43:50,713 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/data/e5345629e/5f3cfc05ad8143eb9cfd961e2a3f553f/FLAGb08d09173 [2018-12-09 15:43:50,721 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/data/e5345629e/5f3cfc05ad8143eb9cfd961e2a3f553f [2018-12-09 15:43:50,723 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:43:50,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 15:43:50,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:43:50,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:43:50,728 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:43:50,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a0bb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50, skipping insertion in model container [2018-12-09 15:43:50,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:43:50,752 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:43:50,845 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:43:50,848 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:43:50,864 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:43:50,882 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:43:50,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50 WrapperNode [2018-12-09 15:43:50,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:43:50,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 15:43:50,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 15:43:50,883 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 15:43:50,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 15:43:50,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:43:50,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:43:50,910 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:43:50,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50" (1/1) ... [2018-12-09 15:43:50,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:43:50,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:43:50,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:43:50,927 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:43:50,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:43:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 15:43:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 15:43:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-12-09 15:43:50,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-12-09 15:43:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:43:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 15:43:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:43:50,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:43:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 15:43:51,117 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 15:43:51,273 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:43:51,273 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 15:43:51,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:43:51 BoogieIcfgContainer [2018-12-09 15:43:51,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:43:51,274 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 15:43:51,274 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 15:43:51,280 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 15:43:51,280 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:43:51" (1/1) ... [2018-12-09 15:43:51,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:43:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:43:51,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-12-09 15:43:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-12-09 15:43:51,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 15:43:51,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:43:51,345 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 15:43:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:43:51,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 15:43:51,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:43:51,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:43:51,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-12-09 15:43:51,378 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-12-09 15:43:51,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 15:43:51,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:43:51,379 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 15:43:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:43:51,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 15:43:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:43:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:43:51,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 20 transitions. [2018-12-09 15:43:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2018-12-09 15:43:51,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 15:43:51,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:43:51,499 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 15:43:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:43:51,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 15:43:51,620 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 15:43:51,621 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 15:43:51,625 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-09 15:43:51,656 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 24 [2018-12-09 15:43:51,657 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 15:43:51,668 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-09 15:43:51,674 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-12-09 15:43:51,675 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 15:43:51,679 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 15:43:51,682 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 15:43:51,696 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 15:43:51,696 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:18 [2018-12-09 15:43:58,079 WARN L180 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 4203 DAG size of output: 222 [2018-12-09 15:43:58,134 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:43:58,870 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2018-12-09 15:43:59,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:43:59,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 12 states and 11 transitions. [2018-12-09 15:43:59,193 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-12-09 15:43:59,193 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 15:43:59,193 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-09 15:43:59,199 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 15:43:59,386 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-12-09 15:43:59,395 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 15:43:59,400 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 15:43:59,400 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 15:43:59,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 03:43:59 ImpRootNode [2018-12-09 15:43:59,401 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 15:43:59,401 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 15:43:59,401 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 15:43:59,401 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 15:43:59,402 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:43:51" (3/4) ... [2018-12-09 15:43:59,404 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 15:43:59,407 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_double [2018-12-09 15:43:59,410 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 15:43:59,410 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 15:43:59,410 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 15:43:59,426 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-12-09 15:43:59,438 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7611b9f9-b506-4b6f-a4bb-87a11491b072/bin-2019/ukojak/witness.graphml [2018-12-09 15:43:59,438 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 15:43:59,438 INFO L168 Benchmark]: Toolchain (without parser) took 8714.69 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 292.0 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -177.6 MB). Peak memory consumption was 114.4 MB. Max. memory is 11.5 GB. [2018-12-09 15:43:59,439 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:43:59,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 157.32 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 15:43:59,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.29 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 15:43:59,439 INFO L168 Benchmark]: Boogie Preprocessor took 17.41 ms. Allocated memory is still 1.0 GB. Free memory is still 927.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:43:59,440 INFO L168 Benchmark]: RCFGBuilder took 346.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-12-09 15:43:59,440 INFO L168 Benchmark]: CodeCheck took 8126.86 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 146.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -11.8 MB). Peak memory consumption was 134.5 MB. Max. memory is 11.5 GB. [2018-12-09 15:43:59,440 INFO L168 Benchmark]: Witness Printer took 36.94 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:43:59,441 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 2 procedures, 25 locations, 1 error locations. SAFE Result, 7.9s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 96 SDtfs, 4 SDslu, 4 SDs, 0 SdLazy, 120 SolverSat, 44 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 280 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 6.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 3 QuantifiedInterpolants, 8545 SizeOfPredicates, 16 NumberOfNonLiveVariables, 149 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5/5 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: 72]: 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: 29]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 157.32 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 932.6 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 26.29 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.41 ms. Allocated memory is still 1.0 GB. Free memory is still 927.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 346.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * CodeCheck took 8126.86 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 146.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -11.8 MB). Peak memory consumption was 134.5 MB. Max. memory is 11.5 GB. * Witness Printer took 36.94 ms. Allocated memory is still 1.3 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...