./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/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 7dc1721e577997f4966a61524053c01b76a6be07 ............................................................................................................................................................................................................. 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_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/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 7dc1721e577997f4966a61524053c01b76a6be07 ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:01:35,191 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:01:35,192 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:01:35,201 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:01:35,201 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:01:35,202 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:01:35,202 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:01:35,203 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:01:35,204 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:01:35,205 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:01:35,205 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:01:35,206 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:01:35,206 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:01:35,207 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:01:35,208 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:01:35,209 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:01:35,210 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:01:35,211 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:01:35,212 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:01:35,213 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:01:35,215 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:01:35,216 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:01:35,218 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:01:35,218 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:01:35,218 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:01:35,219 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:01:35,219 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:01:35,220 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:01:35,220 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:01:35,221 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:01:35,221 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:01:35,221 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:01:35,221 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:01:35,222 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:01:35,222 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:01:35,223 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:01:35,223 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 14:01:35,232 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:01:35,232 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:01:35,233 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:01:35,233 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:01:35,233 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:01:35,233 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:01:35,234 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:01:35,234 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:01:35,235 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:01:35,235 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:01:35,235 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:01:35,235 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:01:35,235 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:01:35,235 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:01:35,235 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:01:35,236 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:01:35,236 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:01:35,236 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:01:35,236 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:01:35,236 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:01:35,236 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:01:35,236 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:01:35,236 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:01:35,237 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:01:35,237 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:01:35,237 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:01:35,237 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:01:35,237 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:01:35,237 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:01:35,237 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_0fd12630-442d-4027-b43d-ecb526bdccbb/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 -> 7dc1721e577997f4966a61524053c01b76a6be07 [2018-11-18 14:01:35,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:01:35,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:01:35,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:01:35,276 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:01:35,276 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:01:35,277 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-11-18 14:01:35,329 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/data/f4f08b829/d64904218d3649698f08f9dc5607b613/FLAG64a4aab22 [2018-11-18 14:01:35,670 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:01:35,671 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-11-18 14:01:35,676 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/data/f4f08b829/d64904218d3649698f08f9dc5607b613/FLAG64a4aab22 [2018-11-18 14:01:36,095 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/data/f4f08b829/d64904218d3649698f08f9dc5607b613 [2018-11-18 14:01:36,098 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:01:36,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:01:36,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:01:36,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:01:36,103 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:01:36,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbb9d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36, skipping insertion in model container [2018-11-18 14:01:36,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:01:36,130 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:01:36,244 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:01:36,246 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:01:36,255 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:01:36,263 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:01:36,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36 WrapperNode [2018-11-18 14:01:36,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:01:36,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:01:36,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:01:36,264 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:01:36,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:01:36,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:01:36,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:01:36,286 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:01:36,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:01:36,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:01:36,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:01:36,297 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:01:36,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:01:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:01:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:01:36,542 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:01:36,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:01:36 BoogieIcfgContainer [2018-11-18 14:01:36,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:01:36,543 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:01:36,543 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:01:36,552 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:01:36,552 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:01:36" (1/1) ... [2018-11-18 14:01:36,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:01:36,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:01:36,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 14:01:36,596 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 14:01:36,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 14:01:36,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:01:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:01:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:01:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:01:36,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:01:36,688 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 14:01:36,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:01:36 ImpRootNode [2018-11-18 14:01:36,702 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:01:36,702 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:01:36,702 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:01:36,703 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:01:36,703 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:01:36" (3/4) ... [2018-11-18 14:01:36,706 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 14:01:36,706 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:01:36,707 INFO L168 Benchmark]: Toolchain (without parser) took 608.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:01:36,708 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:01:36,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 163.90 ms. Allocated memory is still 1.0 GB. Free memory was 959.7 MB in the beginning and 948.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:01:36,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.47 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 946.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:01:36,710 INFO L168 Benchmark]: Boogie Preprocessor took 11.35 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:01:36,710 INFO L168 Benchmark]: RCFGBuilder took 245.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:01:36,711 INFO L168 Benchmark]: CodeCheck took 159.12 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:01:36,712 INFO L168 Benchmark]: Witness Printer took 4.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:01:36,714 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, 9 locations, 1 error locations. UNSAFE Result, 0.1s 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, 3 NumberOfCodeBlocks, 3 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 someBinaryDOUBLEComparisonOperation at line 13. Possible FailurePath: [L10] double x; [L11] x = __VERIFIER_nondet_double() [L13] 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 163.90 ms. Allocated memory is still 1.0 GB. Free memory was 959.7 MB in the beginning and 948.9 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 21.47 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 946.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.35 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 245.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * CodeCheck took 159.12 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 14:01:38,405 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:01:38,407 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:01:38,415 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:01:38,416 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:01:38,416 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:01:38,417 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:01:38,419 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:01:38,420 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:01:38,420 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:01:38,421 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:01:38,421 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:01:38,422 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:01:38,422 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:01:38,423 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:01:38,424 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:01:38,424 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:01:38,426 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:01:38,427 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:01:38,428 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:01:38,429 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:01:38,430 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:01:38,432 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:01:38,432 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:01:38,432 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:01:38,433 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:01:38,434 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:01:38,434 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:01:38,435 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:01:38,436 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:01:38,436 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:01:38,437 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:01:38,437 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:01:38,437 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:01:38,438 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:01:38,438 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:01:38,439 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 14:01:38,450 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:01:38,450 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:01:38,451 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:01:38,451 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:01:38,451 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:01:38,451 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:01:38,452 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:01:38,452 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:01:38,452 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:01:38,452 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:01:38,452 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:01:38,452 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:01:38,452 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:01:38,453 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 14:01:38,453 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 14:01:38,453 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:01:38,453 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:01:38,453 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:01:38,453 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:01:38,453 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:01:38,454 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:01:38,454 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:01:38,454 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:01:38,454 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:01:38,454 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:01:38,454 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:01:38,454 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:01:38,455 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 14:01:38,455 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 14:01:38,455 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:01:38,455 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 14:01:38,455 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 14:01:38,455 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_0fd12630-442d-4027-b43d-ecb526bdccbb/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 -> 7dc1721e577997f4966a61524053c01b76a6be07 [2018-11-18 14:01:38,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:01:38,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:01:38,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:01:38,511 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:01:38,511 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:01:38,512 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-11-18 14:01:38,559 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/data/22d4d7a29/2ac379b6a4e14d79ad5f2ab9408fef53/FLAGabeddcc78 [2018-11-18 14:01:38,886 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:01:38,886 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-11-18 14:01:38,890 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/data/22d4d7a29/2ac379b6a4e14d79ad5f2ab9408fef53/FLAGabeddcc78 [2018-11-18 14:01:39,323 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/data/22d4d7a29/2ac379b6a4e14d79ad5f2ab9408fef53 [2018-11-18 14:01:39,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:01:39,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:01:39,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:01:39,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:01:39,331 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:01:39,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c6e7477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39, skipping insertion in model container [2018-11-18 14:01:39,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:01:39,357 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:01:39,496 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:01:39,500 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:01:39,515 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:01:39,527 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:01:39,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39 WrapperNode [2018-11-18 14:01:39,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:01:39,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:01:39,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:01:39,529 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:01:39,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:01:39,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:01:39,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:01:39,554 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:01:39,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:01:39,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:01:39,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:01:39,571 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:01:39,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:01:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:01:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:01:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:01:39,803 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:01:39,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:01:39 BoogieIcfgContainer [2018-11-18 14:01:39,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:01:39,804 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:01:39,804 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:01:39,811 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:01:39,811 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:01:39" (1/1) ... [2018-11-18 14:01:39,818 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:01:39,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:01:39,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 14:01:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 14:01:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 14:01:39,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:01:39,875 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 14:01:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:01:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:01:39,898 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 14:01:39,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:01:39 ImpRootNode [2018-11-18 14:01:39,913 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:01:39,914 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:01:39,914 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:01:39,914 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:01:39,914 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:01:39" (3/4) ... [2018-11-18 14:01:39,916 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 14:01:39,943 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0fd12630-442d-4027-b43d-ecb526bdccbb/bin-2019/ukojak/witness.graphml [2018-11-18 14:01:39,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:01:39,943 INFO L168 Benchmark]: Toolchain (without parser) took 617.07 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -98.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:01:39,945 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:01:39,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.03 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:01:39,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.73 ms. Allocated memory is still 1.0 GB. Free memory was 941.1 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. [2018-11-18 14:01:39,947 INFO L168 Benchmark]: Boogie Preprocessor took 16.77 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:01:39,947 INFO L168 Benchmark]: RCFGBuilder took 232.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -128.8 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:01:39,948 INFO L168 Benchmark]: CodeCheck took 109.78 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:01:39,949 INFO L168 Benchmark]: Witness Printer took 29.31 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:01:39,954 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, 9 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, 3 NumberOfCodeBlocks, 3 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 - CounterExampleResult [Line: 6]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L10] double x; [L11] x = __VERIFIER_nondet_double() [L13] 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 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 200.03 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 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 25.73 ms. Allocated memory is still 1.0 GB. Free memory was 941.1 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. * Boogie Preprocessor took 16.77 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 232.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -128.8 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * CodeCheck took 109.78 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Witness Printer took 29.31 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...