./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/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 64c6d061d6a52be18c2dbf1f223acaf24ab6149e .............................................................................................................................................................................................................. 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_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/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 64c6d061d6a52be18c2dbf1f223acaf24ab6149e ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:47:31,108 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:47:31,109 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:47:31,115 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:47:31,115 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:47:31,116 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:47:31,116 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:47:31,117 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:47:31,118 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:47:31,118 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:47:31,118 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:47:31,119 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:47:31,119 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:47:31,120 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:47:31,120 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:47:31,120 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:47:31,121 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:47:31,122 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:47:31,123 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:47:31,124 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:47:31,124 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:47:31,125 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:47:31,127 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:47:31,127 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:47:31,128 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:47:31,128 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:47:31,129 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:47:31,130 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:47:31,130 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:47:31,131 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:47:31,131 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:47:31,132 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:47:31,132 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:47:31,132 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:47:31,133 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:47:31,133 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:47:31,133 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:47:31,144 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:47:31,144 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:47:31,144 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:47:31,145 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:47:31,145 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:47:31,145 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:47:31,145 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:47:31,145 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:47:31,146 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:47:31,146 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:47:31,146 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:47:31,146 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:47:31,146 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:47:31,146 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:47:31,146 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:47:31,146 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:47:31,146 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:47:31,147 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:47:31,147 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:47:31,147 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:47:31,147 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:47:31,147 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:47:31,147 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:47:31,147 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:47:31,147 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:47:31,148 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:47:31,148 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:47:31,148 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:47:31,148 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_07a3a700-af0e-4512-b024-11d1232f5a2f/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 -> 64c6d061d6a52be18c2dbf1f223acaf24ab6149e [2018-11-10 04:47:31,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:47:31,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:47:31,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:47:31,184 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:47:31,185 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:47:31,185 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-10 04:47:31,225 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/data/5ae22eb47/fbb69f41fa44460f8811198a77c4bd1c/FLAG8cf47b97b [2018-11-10 04:47:31,622 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:47:31,622 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-10 04:47:31,627 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/data/5ae22eb47/fbb69f41fa44460f8811198a77c4bd1c/FLAG8cf47b97b [2018-11-10 04:47:31,637 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/data/5ae22eb47/fbb69f41fa44460f8811198a77c4bd1c [2018-11-10 04:47:31,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:47:31,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:47:31,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:47:31,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:47:31,644 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:47:31,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da3d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31, skipping insertion in model container [2018-11-10 04:47:31,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:47:31,671 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:47:31,768 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:47:31,770 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:47:31,779 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:47:31,786 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:47:31,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31 WrapperNode [2018-11-10 04:47:31,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:47:31,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:47:31,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:47:31,787 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:47:31,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:47:31,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:47:31,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:47:31,807 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:47:31,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:47:31,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:47:31,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:47:31,816 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:47:31,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/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 [2018-11-10 04:47:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:47:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:47:31,981 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:47:31,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:47:31 BoogieIcfgContainer [2018-11-10 04:47:31,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:47:31,982 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:47:31,982 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:47:31,988 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:47:31,988 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:47:31" (1/1) ... [2018-11-10 04:47:31,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:47:32,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:47:32,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-10 04:47:32,025 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-10 04:47:32,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-10 04:47:32,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:47:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:47:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:47:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:47:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:47:32,094 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 04:47:32,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:47:32 ImpRootNode [2018-11-10 04:47:32,106 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:47:32,107 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:47:32,107 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:47:32,107 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:47:32,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:47:31" (3/4) ... [2018-11-10 04:47:32,110 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 04:47:32,110 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:47:32,110 INFO L168 Benchmark]: Toolchain (without parser) took 470.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -170.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:47:32,111 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. [2018-11-10 04:47:32,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 145.65 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:47:32,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.30 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:47:32,112 INFO L168 Benchmark]: Boogie Preprocessor took 8.57 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:47:32,113 INFO L168 Benchmark]: RCFGBuilder took 165.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -195.2 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:47:32,113 INFO L168 Benchmark]: CodeCheck took 124.87 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:47:32,114 INFO L168 Benchmark]: Witness Printer took 2.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:47:32,116 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, 11 locations, 1 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 14, overapproximation of someBinaryDOUBLEComparisonOperation at line 13. Possible FailurePath: [L10] float x; [L11] x = __VERIFIER_nondet_float() [L13] COND TRUE x >= -1e10 && x <= 1e10 [L14] CALL __VERIFIER_assert(x==x) [L6] COND TRUE !(cond) [L6] __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 145.65 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.30 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 8.57 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 165.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -195.2 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * CodeCheck took 124.87 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. 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 0.1.23-1dbac8b [2018-11-10 04:47:33,492 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:47:33,493 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:47:33,500 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:47:33,500 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:47:33,501 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:47:33,502 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:47:33,503 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:47:33,504 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:47:33,504 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:47:33,505 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:47:33,505 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:47:33,506 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:47:33,507 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:47:33,507 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:47:33,508 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:47:33,508 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:47:33,510 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:47:33,511 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:47:33,512 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:47:33,513 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:47:33,513 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:47:33,515 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:47:33,515 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:47:33,515 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:47:33,516 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:47:33,517 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:47:33,517 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:47:33,518 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:47:33,518 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:47:33,518 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:47:33,519 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:47:33,519 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:47:33,519 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:47:33,520 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:47:33,520 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:47:33,521 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 04:47:33,531 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:47:33,531 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:47:33,532 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:47:33,532 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:47:33,532 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:47:33,532 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:47:33,533 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:47:33,533 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:47:33,533 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:47:33,533 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:47:33,533 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:47:33,533 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:47:33,533 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:47:33,533 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:47:33,534 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:47:33,534 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:47:33,534 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:47:33,534 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:47:33,534 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:47:33,534 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:47:33,535 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:47:33,535 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:47:33,535 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:47:33,535 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:47:33,535 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:47:33,535 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:47:33,535 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 04:47:33,535 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 04:47:33,536 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:47:33,536 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:47:33,536 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:47:33,536 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_07a3a700-af0e-4512-b024-11d1232f5a2f/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 -> 64c6d061d6a52be18c2dbf1f223acaf24ab6149e [2018-11-10 04:47:33,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:47:33,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:47:33,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:47:33,576 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:47:33,576 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:47:33,576 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-10 04:47:33,612 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/data/aa8a17206/1c0790c04e37469489819ee5edaa9984/FLAG2ca0664ea [2018-11-10 04:47:33,904 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:47:33,905 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-10 04:47:33,908 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/data/aa8a17206/1c0790c04e37469489819ee5edaa9984/FLAG2ca0664ea [2018-11-10 04:47:33,916 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/data/aa8a17206/1c0790c04e37469489819ee5edaa9984 [2018-11-10 04:47:33,918 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:47:33,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:47:33,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:47:33,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:47:33,922 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:47:33,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:47:33" (1/1) ... [2018-11-10 04:47:33,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e3c03bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:33, skipping insertion in model container [2018-11-10 04:47:33,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:47:33" (1/1) ... [2018-11-10 04:47:33,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:47:33,942 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:47:34,038 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:47:34,041 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:47:34,050 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:47:34,059 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:47:34,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34 WrapperNode [2018-11-10 04:47:34,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:47:34,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:47:34,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:47:34,060 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:47:34,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34" (1/1) ... [2018-11-10 04:47:34,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34" (1/1) ... [2018-11-10 04:47:34,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:47:34,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:47:34,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:47:34,083 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:47:34,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34" (1/1) ... [2018-11-10 04:47:34,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34" (1/1) ... [2018-11-10 04:47:34,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34" (1/1) ... [2018-11-10 04:47:34,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34" (1/1) ... [2018-11-10 04:47:34,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34" (1/1) ... [2018-11-10 04:47:34,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34" (1/1) ... [2018-11-10 04:47:34,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34" (1/1) ... [2018-11-10 04:47:34,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:47:34,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:47:34,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:47:34,098 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:47:34,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/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 [2018-11-10 04:47:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:47:34,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:47:34,369 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:47:34,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:47:34 BoogieIcfgContainer [2018-11-10 04:47:34,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:47:34,370 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:47:34,370 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:47:34,378 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:47:34,378 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:47:34" (1/1) ... [2018-11-10 04:47:34,384 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:47:34,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:47:34,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-10 04:47:34,406 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-10 04:47:34,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-10 04:47:34,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:47:34,443 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 04:47:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:47:34,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:47:34,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:47:34,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:47:34,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-10 04:47:34,603 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-10 04:47:34,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:47:34,603 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-10 04:47:34,609 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 04:47:34,615 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:47:34,621 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:47:34,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:47:34 ImpRootNode [2018-11-10 04:47:34,622 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:47:34,622 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:47:34,622 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:47:34,622 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:47:34,623 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:47:34" (3/4) ... [2018-11-10 04:47:34,625 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:47:34,631 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-10 04:47:34,631 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 04:47:34,631 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 04:47:34,656 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_07a3a700-af0e-4512-b024-11d1232f5a2f/bin-2019/ukojak/witness.graphml [2018-11-10 04:47:34,656 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:47:34,657 INFO L168 Benchmark]: Toolchain (without parser) took 738.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -154.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:47:34,658 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-11-10 04:47:34,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 139.95 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:47:34,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.79 ms. Allocated memory is still 1.0 GB. Free memory is still 941.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:47:34,659 INFO L168 Benchmark]: Boogie Preprocessor took 15.21 ms. Allocated memory is still 1.0 GB. Free memory was 941.2 MB in the beginning and 935.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:47:34,659 INFO L168 Benchmark]: RCFGBuilder took 271.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -194.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:47:34,660 INFO L168 Benchmark]: CodeCheck took 252.18 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: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:47:34,660 INFO L168 Benchmark]: Witness Printer took 34.26 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:47:34,663 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, 11 locations, 1 error locations. SAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 3 NumberOfNonLiveVariables, 9 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1 * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 139.95 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.79 ms. Allocated memory is still 1.0 GB. Free memory is still 941.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.21 ms. Allocated memory is still 1.0 GB. Free memory was 941.2 MB in the beginning and 935.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 271.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -194.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * CodeCheck took 252.18 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: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Witness Printer took 34.26 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...