./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_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_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/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 1990b587e642aad15e3e0c0d5b368810c379f55e .................................................................................................................................................................................................................................................................... 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_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/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 1990b587e642aad15e3e0c0d5b368810c379f55e ....................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 22:33:21,751 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 22:33:21,752 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 22:33:21,759 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 22:33:21,759 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 22:33:21,760 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 22:33:21,761 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 22:33:21,762 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 22:33:21,763 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 22:33:21,764 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 22:33:21,765 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 22:33:21,765 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 22:33:21,765 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 22:33:21,766 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 22:33:21,767 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 22:33:21,768 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 22:33:21,768 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 22:33:21,769 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 22:33:21,771 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 22:33:21,772 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 22:33:21,773 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 22:33:21,774 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 22:33:21,775 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 22:33:21,775 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 22:33:21,776 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 22:33:21,776 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 22:33:21,777 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 22:33:21,777 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 22:33:21,778 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 22:33:21,778 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 22:33:21,778 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 22:33:21,779 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 22:33:21,779 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 22:33:21,779 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 22:33:21,779 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 22:33:21,779 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 22:33:21,780 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 22:33:21,787 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 22:33:21,787 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 22:33:21,787 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 22:33:21,787 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 22:33:21,788 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 22:33:21,788 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 22:33:21,788 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 22:33:21,788 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 22:33:21,788 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 22:33:21,788 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 22:33:21,788 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 22:33:21,788 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 22:33:21,788 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 22:33:21,789 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 22:33:21,789 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 22:33:21,789 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 22:33:21,789 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 22:33:21,789 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 22:33:21,789 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 22:33:21,789 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 22:33:21,789 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 22:33:21,789 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 22:33:21,789 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 22:33:21,789 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 22:33:21,790 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 22:33:21,790 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 22:33:21,790 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 22:33:21,790 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 22:33:21,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 22:33:21,790 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_5aa38dab-2043-4f10-ac0a-0447b03f35c6/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 -> 1990b587e642aad15e3e0c0d5b368810c379f55e [2018-12-08 22:33:21,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 22:33:21,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 22:33:21,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 22:33:21,816 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 22:33:21,817 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 22:33:21,817 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-12-08 22:33:21,851 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/data/0c73e2814/28f5c2f831b041d192911bb8b9ebf8f5/FLAG1b3308372 [2018-12-08 22:33:22,323 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 22:33:22,324 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-12-08 22:33:22,329 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/data/0c73e2814/28f5c2f831b041d192911bb8b9ebf8f5/FLAG1b3308372 [2018-12-08 22:33:22,337 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/data/0c73e2814/28f5c2f831b041d192911bb8b9ebf8f5 [2018-12-08 22:33:22,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 22:33:22,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 22:33:22,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 22:33:22,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 22:33:22,341 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 22:33:22,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2251f510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22, skipping insertion in model container [2018-12-08 22:33:22,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 22:33:22,362 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 22:33:22,483 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:33:22,488 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 22:33:22,546 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:33:22,560 INFO L195 MainTranslator]: Completed translation [2018-12-08 22:33:22,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22 WrapperNode [2018-12-08 22:33:22,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 22:33:22,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 22:33:22,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 22:33:22,561 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 22:33:22,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 22:33:22,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 22:33:22,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 22:33:22,590 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 22:33:22,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22" (1/1) ... [2018-12-08 22:33:22,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 22:33:22,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 22:33:22,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 22:33:22,614 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 22:33:22,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/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 [2018-12-08 22:33:22,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 22:33:22,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 22:33:22,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 22:33:22,646 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-08 22:33:22,646 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-08 22:33:22,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 22:33:22,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 22:33:22,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 22:33:22,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 22:33:22,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-08 22:33:22,647 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-08 22:33:22,647 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-08 22:33:22,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 22:33:23,006 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 22:33:23,007 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-08 22:33:23,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:33:23 BoogieIcfgContainer [2018-12-08 22:33:23,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 22:33:23,008 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 22:33:23,008 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 22:33:23,016 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 22:33:23,017 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,025 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:33:23,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:33:23,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2018-12-08 22:33:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-12-08 22:33:23,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 22:33:23,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:33:23,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:33:23,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:33:23,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:33:23,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2018-12-08 22:33:23,145 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2018-12-08 22:33:23,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 22:33:23,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:33:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 22:33:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 22:33:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 22:33:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 22:33:23,288 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 22:33:23,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 10:33:23 ImpRootNode [2018-12-08 22:33:23,319 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 22:33:23,319 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 22:33:23,319 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 22:33:23,319 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 22:33:23,320 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:33:23" (3/4) ... [2018-12-08 22:33:23,323 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 22:33:23,323 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 22:33:23,324 INFO L168 Benchmark]: Toolchain (without parser) took 985.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 962.4 MB in the beginning and 1.0 GB in the end (delta: -40.1 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:23,325 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. [2018-12-08 22:33:23,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 220.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -146.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:23,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.82 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. [2018-12-08 22:33:23,326 INFO L168 Benchmark]: Boogie Preprocessor took 24.21 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:23,327 INFO L168 Benchmark]: RCFGBuilder took 393.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:23,327 INFO L168 Benchmark]: CodeCheck took 311.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:23,328 INFO L168 Benchmark]: Witness Printer took 4.09 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:33:23,330 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 3 procedures, 95 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 33 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 99 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 239]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 238, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 234, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L233] float x = 0.0f; [L234] float y = -0.0f; [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L235] float res = __ieee754_atan2f(y, x); [L238] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L238] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L239] __VERIFIER_error() VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] * 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 220.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -146.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.82 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. * Boogie Preprocessor took 24.21 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 393.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 11.5 GB. * CodeCheck took 311.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.09 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 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 [2018-12-08 22:33:24,723 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 22:33:24,724 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 22:33:24,731 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 22:33:24,731 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 22:33:24,731 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 22:33:24,732 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 22:33:24,733 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 22:33:24,734 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 22:33:24,734 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 22:33:24,734 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 22:33:24,735 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 22:33:24,735 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 22:33:24,736 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 22:33:24,736 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 22:33:24,736 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 22:33:24,737 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 22:33:24,738 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 22:33:24,739 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 22:33:24,739 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 22:33:24,740 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 22:33:24,741 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 22:33:24,742 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 22:33:24,742 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 22:33:24,742 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 22:33:24,743 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 22:33:24,743 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 22:33:24,744 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 22:33:24,744 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 22:33:24,745 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 22:33:24,745 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 22:33:24,745 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 22:33:24,745 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 22:33:24,745 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 22:33:24,746 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 22:33:24,746 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 22:33:24,746 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 22:33:24,754 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 22:33:24,754 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 22:33:24,754 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 22:33:24,755 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 22:33:24,755 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 22:33:24,755 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 22:33:24,755 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 22:33:24,755 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 22:33:24,756 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 22:33:24,756 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 22:33:24,756 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 22:33:24,756 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 22:33:24,756 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 22:33:24,756 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 22:33:24,756 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 22:33:24,756 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 22:33:24,757 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 22:33:24,757 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 22:33:24,757 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 22:33:24,757 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 22:33:24,757 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 22:33:24,757 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 22:33:24,757 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 22:33:24,757 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 22:33:24,758 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 22:33:24,758 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 22:33:24,758 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 22:33:24,758 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 22:33:24,758 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 22:33:24,758 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 22:33:24,758 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 22:33:24,758 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 22:33:24,759 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_5aa38dab-2043-4f10-ac0a-0447b03f35c6/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 -> 1990b587e642aad15e3e0c0d5b368810c379f55e [2018-12-08 22:33:24,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 22:33:24,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 22:33:24,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 22:33:24,791 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 22:33:24,791 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 22:33:24,792 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-12-08 22:33:24,829 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/data/b714ac3b5/324b9a369afa4ba28fb1fa6482ebec5a/FLAGed9e275a0 [2018-12-08 22:33:25,270 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 22:33:25,270 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-12-08 22:33:25,274 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/data/b714ac3b5/324b9a369afa4ba28fb1fa6482ebec5a/FLAGed9e275a0 [2018-12-08 22:33:25,283 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/data/b714ac3b5/324b9a369afa4ba28fb1fa6482ebec5a [2018-12-08 22:33:25,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 22:33:25,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 22:33:25,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 22:33:25,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 22:33:25,288 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 22:33:25,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@748af0a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25, skipping insertion in model container [2018-12-08 22:33:25,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 22:33:25,308 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 22:33:25,429 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:33:25,435 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 22:33:25,471 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:33:25,489 INFO L195 MainTranslator]: Completed translation [2018-12-08 22:33:25,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25 WrapperNode [2018-12-08 22:33:25,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 22:33:25,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 22:33:25,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 22:33:25,490 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 22:33:25,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 22:33:25,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 22:33:25,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 22:33:25,551 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 22:33:25,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25" (1/1) ... [2018-12-08 22:33:25,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 22:33:25,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 22:33:25,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 22:33:25,580 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 22:33:25,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/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 [2018-12-08 22:33:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-08 22:33:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 22:33:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-08 22:33:25,611 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-08 22:33:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 22:33:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 22:33:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 22:33:25,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 22:33:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 22:33:25,611 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-08 22:33:25,611 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-08 22:33:25,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 22:33:25,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 22:33:25,708 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:33:25,769 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:33:25,784 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:33:25,795 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:33:26,423 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:33:26,697 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:33:43,504 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 22:35:24,082 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 22:35:24,082 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-08 22:35:24,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:35:24 BoogieIcfgContainer [2018-12-08 22:35:24,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 22:35:24,083 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 22:35:24,083 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 22:35:24,090 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 22:35:24,090 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:35:24" (1/1) ... [2018-12-08 22:35:24,098 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:35:24,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:35:24,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2018-12-08 22:35:24,122 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-12-08 22:35:24,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 22:35:24,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:35:24,157 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 22:35:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:35:24,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:35:24,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:35:24,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:35:24,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2018-12-08 22:35:24,214 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2018-12-08 22:35:24,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 22:35:24,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:35:24,215 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 22:35:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:35:24,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:35:24,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:35:24,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:35:24,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 110 transitions. [2018-12-08 22:35:24,782 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2018-12-08 22:35:24,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 22:35:24,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:35:24,785 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 22:35:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:35:24,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:35:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:35:37,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:35:37,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 128 transitions. [2018-12-08 22:35:37,976 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 128 transitions. [2018-12-08 22:35:37,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 22:35:37,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:35:37,978 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 22:35:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:35:38,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:35:38,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:35:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:35:38,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 127 transitions. [2018-12-08 22:35:38,516 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 127 transitions. [2018-12-08 22:35:38,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 22:35:38,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:35:38,517 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 22:35:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:35:38,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:35:38,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:35:40,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:35:40,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 73 states and 125 transitions. [2018-12-08 22:35:40,997 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 125 transitions. [2018-12-08 22:35:40,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 22:35:40,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:35:40,998 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 22:35:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:35:41,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:35:41,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:35:46,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:35:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 71 states and 118 transitions. [2018-12-08 22:35:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 118 transitions. [2018-12-08 22:35:46,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 22:35:46,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:35:46,299 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 22:35:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:35:46,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:35:46,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:35:46,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:35:46,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 71 states and 116 transitions. [2018-12-08 22:35:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-12-08 22:35:46,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 22:35:46,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:35:46,328 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 22:35:46,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:35:46,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:35:46,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:35:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:35:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 21 states and 20 transitions. [2018-12-08 22:35:47,776 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 20 transitions. [2018-12-08 22:35:47,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 22:35:47,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 22:35:47,777 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 22:35:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:35:47,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:35:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:35:49,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 22:35:49,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-08 22:35:49,307 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-08 22:35:49,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 22:35:49,307 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2018-12-08 22:35:49,312 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 22:35:49,432 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 22:35:49,434 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-08 22:35:49,436 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,436 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,437 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,437 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,440 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,440 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,440 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,440 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,441 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 22:35:49,441 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-08 22:35:49,441 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 22:35:49,441 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 22:35:49,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 10:35:49 ImpRootNode [2018-12-08 22:35:49,442 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 22:35:49,442 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 22:35:49,442 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 22:35:49,443 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 22:35:49,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:35:24" (3/4) ... [2018-12-08 22:35:49,446 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 22:35:49,451 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-08 22:35:49,451 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-12-08 22:35:49,457 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-12-08 22:35:49,458 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-12-08 22:35:49,458 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 22:35:49,483 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) [2018-12-08 22:35:49,483 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-12-08 22:35:49,513 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5aa38dab-2043-4f10-ac0a-0447b03f35c6/bin-2019/ukojak/witness.graphml [2018-12-08 22:35:49,513 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 22:35:49,513 INFO L168 Benchmark]: Toolchain (without parser) took 144228.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -83.5 MB). Peak memory consumption was 86.4 MB. Max. memory is 11.5 GB. [2018-12-08 22:35:49,514 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. [2018-12-08 22:35:49,514 INFO L168 Benchmark]: CACSL2BoogieTranslator took 203.88 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 923.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-08 22:35:49,514 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 923.2 MB in the beginning and 1.1 GB in the end (delta: -207.3 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-12-08 22:35:49,515 INFO L168 Benchmark]: Boogie Preprocessor took 28.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:35:49,515 INFO L168 Benchmark]: RCFGBuilder took 118503.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 11.5 GB. [2018-12-08 22:35:49,515 INFO L168 Benchmark]: CodeCheck took 25359.11 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 27.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -4.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-12-08 22:35:49,515 INFO L168 Benchmark]: Witness Printer took 70.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-12-08 22:35:49,516 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 3 procedures, 95 locations, 1 error locations. SAFE Result, 25.2s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11092 SDtfs, 3046 SDslu, 2372 SDs, 0 SdLazy, 15088 SolverSat, 3102 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 89.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1398 GetRequests, 1281 SyntacticMatches, 9 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4297 ImplicationChecksByTransitivity, 11.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 129 ConstructedInterpolants, 13 QuantifiedInterpolants, 12418 SizeOfPredicates, 57 NumberOfNonLiveVariables, 754 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 239]: 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: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant [2018-12-08 22:35:49,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-08 22:35:49,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 203.88 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 923.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 923.2 MB in the beginning and 1.1 GB in the end (delta: -207.3 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 118503.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 11.5 GB. * CodeCheck took 25359.11 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 27.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -4.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Witness Printer took 70.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...