./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/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 922786d1b563f399f230d6bc6e72c1342da4d1a5 ............................................................................................................................................................................................................................................ 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_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/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 922786d1b563f399f230d6bc6e72c1342da4d1a5 ....................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:24:25,737 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:24:25,738 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:24:25,746 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:24:25,746 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:24:25,746 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:24:25,747 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:24:25,748 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:24:25,749 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:24:25,750 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:24:25,750 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:24:25,751 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:24:25,751 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:24:25,752 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:24:25,753 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:24:25,753 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:24:25,754 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:24:25,755 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:24:25,756 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:24:25,757 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:24:25,758 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:24:25,759 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:24:25,760 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:24:25,761 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:24:25,761 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:24:25,761 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:24:25,762 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:24:25,763 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:24:25,763 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:24:25,764 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:24:25,764 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:24:25,765 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:24:25,765 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:24:25,765 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:24:25,765 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:24:25,766 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:24:25,766 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:24:25,775 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:24:25,776 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:24:25,776 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:24:25,776 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:24:25,777 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:24:25,777 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:24:25,777 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:24:25,777 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:24:25,777 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:24:25,777 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:24:25,777 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:24:25,778 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:24:25,778 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:24:25,778 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:24:25,778 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:24:25,778 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:24:25,778 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:24:25,778 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:24:25,778 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:24:25,778 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:24:25,779 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:24:25,779 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:24:25,779 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:24:25,779 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:24:25,779 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:24:25,779 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:24:25,779 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:24:25,779 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:24:25,779 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:24:25,779 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_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/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 -> 922786d1b563f399f230d6bc6e72c1342da4d1a5 [2018-11-18 15:24:25,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:24:25,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:24:25,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:24:25,818 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:24:25,818 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:24:25,819 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c [2018-11-18 15:24:25,862 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/data/51fd3cc6a/f1bd9ea7699e44ec8f4bf76157164734/FLAGc2d0d9233 [2018-11-18 15:24:26,269 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:24:26,269 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c [2018-11-18 15:24:26,273 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/data/51fd3cc6a/f1bd9ea7699e44ec8f4bf76157164734/FLAGc2d0d9233 [2018-11-18 15:24:26,284 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/data/51fd3cc6a/f1bd9ea7699e44ec8f4bf76157164734 [2018-11-18 15:24:26,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:24:26,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:24:26,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:24:26,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:24:26,291 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:24:26,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252e0cb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26, skipping insertion in model container [2018-11-18 15:24:26,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:24:26,319 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:24:26,447 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:24:26,449 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:24:26,465 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:24:26,477 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:24:26,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26 WrapperNode [2018-11-18 15:24:26,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:24:26,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:24:26,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:24:26,478 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:24:26,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:24:26,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:24:26,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:24:26,539 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:24:26,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:24:26,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:24:26,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:24:26,561 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:24:26,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/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 [2018-11-18 15:24:26,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 15:24:26,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:24:26,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 15:24:26,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:24:26,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:24:26,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:24:26,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:24:26,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:24:26,799 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:24:26,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:24:26 BoogieIcfgContainer [2018-11-18 15:24:26,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:24:26,800 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:24:26,800 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:24:26,806 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:24:26,806 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:24:26" (1/1) ... [2018-11-18 15:24:26,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:24:26,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:24:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2018-11-18 15:24:26,840 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2018-11-18 15:24:26,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 15:24:26,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:24:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:24:26,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:24:26,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:24:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2018-11-18 15:24:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2018-11-18 15:24:26,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 15:24:26,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:24:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:24:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:24:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:24:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:24:27,018 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 15:24:27,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:24:27 ImpRootNode [2018-11-18 15:24:27,037 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:24:27,038 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:24:27,038 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:24:27,038 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:24:27,038 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:24:26" (3/4) ... [2018-11-18 15:24:27,041 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:24:27,041 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:24:27,042 INFO L168 Benchmark]: Toolchain (without parser) took 755.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -130.4 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:27,044 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:24:27,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 189.30 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:27,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -195.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:27,045 INFO L168 Benchmark]: Boogie Preprocessor took 22.20 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:27,046 INFO L168 Benchmark]: RCFGBuilder took 238.29 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:27,046 INFO L168 Benchmark]: CodeCheck took 237.76 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: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:27,046 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. [2018-11-18 15:24:27,049 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, 24 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, 58 GetRequests, 58 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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: 74]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 15, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49, overapproximation of bitwiseAnd at line 28. Possible FailurePath: [L68] double x = 0.0 / 0.0; [L70] CALL, EXPR trunc_double(x) [L18] int signbit; [L19] int msw; [L20] unsigned int lsw; [L21] int exponent_less_1023; [L23] FCALL ieee_double_shape_type ew_u; [L24] FCALL ew_u.value = (x) [L25] EXPR, FCALL ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR, FCALL ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L27] COND FALSE !(0) [L28] signbit = msw & 0x80000000 [L29] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L30] COND FALSE !(exponent_less_1023 < 20) [L47] COND TRUE exponent_less_1023 > 51 [L48] COND TRUE exponent_less_1023 == 1024 [L49] RET return x + x; [L70] EXPR trunc_double(x) [L70] double res = trunc_double(x); [L73] CALL, EXPR isnan_double(res) [L15] RET return x != x; [L73] EXPR isnan_double(res) [L73] COND TRUE !isnan_double(res) [L74] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 189.30 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 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 60.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -195.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.20 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 238.29 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * CodeCheck took 237.76 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: 26.8 MB). Peak memory consumption was 26.8 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 0.1.23-5842f4b [2018-11-18 15:24:28,472 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:24:28,473 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:24:28,481 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:24:28,482 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:24:28,482 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:24:28,483 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:24:28,484 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:24:28,485 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:24:28,486 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:24:28,486 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:24:28,486 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:24:28,487 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:24:28,488 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:24:28,488 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:24:28,489 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:24:28,489 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:24:28,491 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:24:28,492 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:24:28,493 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:24:28,494 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:24:28,495 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:24:28,496 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:24:28,496 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:24:28,497 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:24:28,497 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:24:28,498 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:24:28,499 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:24:28,499 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:24:28,500 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:24:28,500 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:24:28,501 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:24:28,501 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:24:28,501 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:24:28,502 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:24:28,503 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:24:28,503 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 15:24:28,513 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:24:28,513 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:24:28,514 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:24:28,514 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:24:28,515 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:24:28,515 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:24:28,515 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:24:28,515 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:24:28,515 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:24:28,515 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:24:28,515 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:24:28,516 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:24:28,516 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:24:28,516 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:24:28,516 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:24:28,516 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:24:28,516 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:24:28,516 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:24:28,516 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:24:28,517 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:24:28,517 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:24:28,517 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:24:28,517 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:24:28,517 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:24:28,517 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:24:28,518 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:24:28,518 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:24:28,518 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 15:24:28,520 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 15:24:28,520 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:24:28,521 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:24:28,521 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:24:28,521 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_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/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 -> 922786d1b563f399f230d6bc6e72c1342da4d1a5 [2018-11-18 15:24:28,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:24:28,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:24:28,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:24:28,563 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:24:28,563 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:24:28,564 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c [2018-11-18 15:24:28,608 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/data/103a35903/a8c9dd1611bf494591a66ead087251ba/FLAG1a47619f5 [2018-11-18 15:24:28,927 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:24:28,928 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c [2018-11-18 15:24:28,933 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/data/103a35903/a8c9dd1611bf494591a66ead087251ba/FLAG1a47619f5 [2018-11-18 15:24:29,362 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/data/103a35903/a8c9dd1611bf494591a66ead087251ba [2018-11-18 15:24:29,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:24:29,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:24:29,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:24:29,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:24:29,368 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:24:29,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d6699be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29, skipping insertion in model container [2018-11-18 15:24:29,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:24:29,392 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:24:29,521 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:24:29,525 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:24:29,546 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:24:29,565 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:24:29,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29 WrapperNode [2018-11-18 15:24:29,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:24:29,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:24:29,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:24:29,566 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:24:29,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:24:29,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:24:29,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:24:29,592 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:24:29,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:24:29,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:24:29,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:24:29,622 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:24:29,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/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 [2018-11-18 15:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 15:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 15:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 15:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:24:29,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 15:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:24:29,822 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:24:29,962 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:24:29,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:24:29 BoogieIcfgContainer [2018-11-18 15:24:29,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:24:29,963 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:24:29,963 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:24:29,973 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:24:29,973 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:24:29" (1/1) ... [2018-11-18 15:24:29,980 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:24:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:24:30,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2018-11-18 15:24:30,002 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2018-11-18 15:24:30,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 15:24:30,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:24:30,037 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:24:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:24:30,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:24:30,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:24:30,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:24:30,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2018-11-18 15:24:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2018-11-18 15:24:30,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 15:24:30,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:24:30,076 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:24:30,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:24:30,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:24:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:24:30,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:24:30,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2018-11-18 15:24:30,772 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2018-11-18 15:24:30,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 15:24:30,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:24:30,773 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:24:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:24:30,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:24:30,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:24:30,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:24:30,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2018-11-18 15:24:30,791 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2018-11-18 15:24:30,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 15:24:30,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:24:30,792 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:24:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:24:30,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:24:30,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:24:30,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:24:30,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2018-11-18 15:24:30,835 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2018-11-18 15:24:30,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 15:24:30,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:24:30,836 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:24:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:24:30,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:24:30,897 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:24:30,898 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:24:30,902 INFO L477 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 [2018-11-18 15:24:30,945 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:24:30,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-11-18 15:24:30,952 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 15:24:30,972 INFO L477 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 [2018-11-18 15:24:30,979 INFO L477 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 [2018-11-18 15:24:30,979 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 15:24:30,984 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 15:24:30,987 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 15:24:30,997 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 15:24:30,997 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:17 [2018-11-18 15:24:31,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:24:34,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:24:34,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2018-11-18 15:24:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2018-11-18 15:24:34,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 15:24:34,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:24:34,318 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:24:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:24:34,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:24:34,366 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:24:34,367 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:24:34,368 INFO L477 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 [2018-11-18 15:24:34,402 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:24:34,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-11-18 15:24:34,405 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 15:24:34,417 INFO L477 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 [2018-11-18 15:24:34,422 INFO L477 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 [2018-11-18 15:24:34,422 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 15:24:34,424 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 15:24:34,426 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 15:24:34,432 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 15:24:34,433 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:17 [2018-11-18 15:24:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:24:34,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:24:34,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2018-11-18 15:24:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2018-11-18 15:24:34,521 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:24:34,521 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-11-18 15:24:34,530 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 15:24:34,575 INFO L579 CodeCheckObserver]: Invariant with dag size 6 [2018-11-18 15:24:34,579 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,579 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,579 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,581 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,582 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,582 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,582 INFO L579 CodeCheckObserver]: Invariant with dag size 5 [2018-11-18 15:24:34,583 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,583 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,583 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 15:24:34,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:24:34 ImpRootNode [2018-11-18 15:24:34,584 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:24:34,584 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:24:34,584 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:24:34,584 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:24:34,584 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:24:29" (3/4) ... [2018-11-18 15:24:34,587 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:24:34,593 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 15:24:34,594 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 15:24:34,594 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 15:24:34,594 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 15:24:34,610 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) [2018-11-18 15:24:34,629 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2a7c9ab4-f6f0-431e-91ed-fcc7ad89e2dd/bin-2019/ukojak/witness.graphml [2018-11-18 15:24:34,629 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:24:34,630 INFO L168 Benchmark]: Toolchain (without parser) took 5264.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 949.7 MB in the beginning and 935.6 MB in the end (delta: 14.2 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:34,631 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-11-18 15:24:34,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.00 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:34,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.82 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:24:34,632 INFO L168 Benchmark]: Boogie Preprocessor took 29.42 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:24:34,632 INFO L168 Benchmark]: RCFGBuilder took 340.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -126.8 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:34,633 INFO L168 Benchmark]: CodeCheck took 4620.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 942.4 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:34,633 INFO L168 Benchmark]: Witness Printer took 45.36 ms. Allocated memory is still 1.1 GB. Free memory was 942.4 MB in the beginning and 935.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:34,635 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, 24 locations, 1 error locations. SAFE Result, 4.5s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1026 SDtfs, 348 SDslu, 336 SDs, 0 SdLazy, 634 SolverSat, 222 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 7.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 507 GetRequests, 485 SyntacticMatches, 4 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 59 ConstructedInterpolants, 7 QuantifiedInterpolants, 3109 SizeOfPredicates, 25 NumberOfNonLiveVariables, 209 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 74]: 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: 17]: Loop Invariant [2018-11-18 15:24:34,636 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,637 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,637 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,637 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,637 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,637 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 22]: Loop Invariant [2018-11-18 15:24:34,638 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 15:24:34,638 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 62]: 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 200.00 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.82 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.42 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 340.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -126.8 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * CodeCheck took 4620.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 942.4 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. * Witness Printer took 45.36 ms. Allocated memory is still 1.1 GB. Free memory was 942.4 MB in the beginning and 935.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...