./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/nan_float_false-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_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/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 2b1f703b8c1a340e028de77080ca419d81a34cd6 ............................................................................................................................................................................................................ 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_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/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 2b1f703b8c1a340e028de77080ca419d81a34cd6 ........................................................................................................................................................................................................ 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 0.1.23-1dbac8b [2018-10-26 19:15:46,556 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:15:46,558 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:15:46,569 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:15:46,569 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:15:46,571 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:15:46,573 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:15:46,575 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:15:46,577 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:15:46,579 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:15:46,581 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:15:46,581 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:15:46,582 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:15:46,583 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:15:46,594 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:15:46,595 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:15:46,596 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:15:46,597 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:15:46,599 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:15:46,604 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:15:46,607 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:15:46,608 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:15:46,612 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:15:46,615 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:15:46,615 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:15:46,616 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:15:46,616 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:15:46,617 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:15:46,618 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:15:46,618 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:15:46,618 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:15:46,620 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:15:46,620 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:15:46,621 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:15:46,621 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:15:46,622 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:15:46,622 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 19:15:46,638 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:15:46,638 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:15:46,640 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:15:46,640 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:15:46,640 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:15:46,640 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:15:46,641 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:15:46,641 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:15:46,641 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:15:46,641 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:15:46,641 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:15:46,641 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:15:46,642 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:15:46,642 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:15:46,642 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:15:46,642 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:15:46,642 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:15:46,642 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:15:46,643 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:15:46,646 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:15:46,646 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:15:46,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:15:46,647 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:15:46,647 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:15:46,647 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:15:46,647 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 19:15:46,647 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:15:46,648 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:15:46,648 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_876bd7da-e7b1-462f-9878-02af5da4363b/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 -> 2b1f703b8c1a340e028de77080ca419d81a34cd6 [2018-10-26 19:15:46,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:15:46,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:15:46,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:15:46,691 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:15:46,691 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:15:46,692 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_float_false-unreach-call_true-termination.c [2018-10-26 19:15:46,741 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/data/4cc55cec6/bb7f16c83b7f4e719026b024d4962ffe/FLAGb2fc4912c [2018-10-26 19:15:47,111 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:15:47,112 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/sv-benchmarks/c/float-benchs/nan_float_false-unreach-call_true-termination.c [2018-10-26 19:15:47,117 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/data/4cc55cec6/bb7f16c83b7f4e719026b024d4962ffe/FLAGb2fc4912c [2018-10-26 19:15:47,129 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/data/4cc55cec6/bb7f16c83b7f4e719026b024d4962ffe [2018-10-26 19:15:47,132 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:15:47,133 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:15:47,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:15:47,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:15:47,138 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:15:47,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a56395a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47, skipping insertion in model container [2018-10-26 19:15:47,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:15:47,165 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:15:47,280 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:15:47,282 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:15:47,291 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:15:47,301 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:15:47,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47 WrapperNode [2018-10-26 19:15:47,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:15:47,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:15:47,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:15:47,303 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:15:47,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:15:47,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:15:47,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:15:47,332 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:15:47,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:15:47,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:15:47,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:15:47,347 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:15:47,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/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 [2018-10-26 19:15:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:15:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:15:47,716 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:15:47,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:15:47 BoogieIcfgContainer [2018-10-26 19:15:47,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:15:47,717 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:15:47,717 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:15:47,728 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:15:47,728 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:15:47" (1/1) ... [2018-10-26 19:15:47,739 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:15:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:15:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-26 19:15:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-26 19:15:47,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-26 19:15:47,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:15:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:15:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:15:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:15:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:15:47,947 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 19:15:47,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 07:15:47 ImpRootNode [2018-10-26 19:15:47,978 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 19:15:47,978 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:15:47,978 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:15:47,978 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:15:47,979 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:15:47" (3/4) ... [2018-10-26 19:15:47,983 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 19:15:47,995 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:15:47,996 INFO L168 Benchmark]: Toolchain (without parser) took 862.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:15:47,997 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:15:47,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 168.19 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-10-26 19:15:47,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.07 ms. Allocated memory is still 1.0 GB. Free memory is still 943.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:15:47,999 INFO L168 Benchmark]: Boogie Preprocessor took 14.75 ms. Allocated memory is still 1.0 GB. Free memory was 943.5 MB in the beginning and 940.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:15:48,000 INFO L168 Benchmark]: RCFGBuilder took 369.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -199.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2018-10-26 19:15:48,001 INFO L168 Benchmark]: CodeCheck took 260.58 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:15:48,002 INFO L168 Benchmark]: Witness Printer took 16.95 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. [2018-10-26 19:15:48,006 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 someBinaryFLOATComparisonOperation at line 13. Possible FailurePath: [L10] float x; [L11] x = __VERIFIER_nondet_float() [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 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 168.19 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.07 ms. Allocated memory is still 1.0 GB. Free memory is still 943.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.75 ms. Allocated memory is still 1.0 GB. Free memory was 943.5 MB in the beginning and 940.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 369.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -199.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * CodeCheck took 260.58 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Witness Printer took 16.95 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 0.1.23-1dbac8b [2018-10-26 19:15:49,967 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:15:49,969 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:15:49,981 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:15:49,981 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:15:49,982 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:15:49,985 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:15:49,987 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:15:49,988 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:15:49,989 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:15:49,989 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:15:49,990 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:15:49,990 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:15:49,992 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:15:49,993 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:15:49,994 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:15:49,995 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:15:50,003 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:15:50,005 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:15:50,006 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:15:50,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:15:50,010 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:15:50,012 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:15:50,012 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:15:50,012 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:15:50,013 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:15:50,013 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:15:50,014 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:15:50,015 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:15:50,019 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:15:50,019 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:15:50,020 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:15:50,020 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:15:50,020 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:15:50,021 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:15:50,021 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:15:50,021 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 19:15:50,042 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:15:50,042 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:15:50,042 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:15:50,043 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:15:50,043 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:15:50,043 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:15:50,043 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:15:50,044 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:15:50,044 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:15:50,044 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:15:50,044 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:15:50,044 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:15:50,044 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:15:50,044 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 19:15:50,045 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 19:15:50,045 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:15:50,045 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:15:50,045 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:15:50,045 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:15:50,045 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:15:50,045 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:15:50,046 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:15:50,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:15:50,046 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:15:50,046 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:15:50,046 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:15:50,046 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 19:15:50,046 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 19:15:50,047 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:15:50,047 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 19:15:50,048 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 19:15:50,048 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_876bd7da-e7b1-462f-9878-02af5da4363b/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 -> 2b1f703b8c1a340e028de77080ca419d81a34cd6 [2018-10-26 19:15:50,098 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:15:50,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:15:50,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:15:50,117 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:15:50,117 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:15:50,118 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_float_false-unreach-call_true-termination.c [2018-10-26 19:15:50,169 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/data/9ff07e1de/22eb24fcce4c4494bd16dd3fb500f73a/FLAGda4364594 [2018-10-26 19:15:50,549 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:15:50,550 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/sv-benchmarks/c/float-benchs/nan_float_false-unreach-call_true-termination.c [2018-10-26 19:15:50,555 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/data/9ff07e1de/22eb24fcce4c4494bd16dd3fb500f73a/FLAGda4364594 [2018-10-26 19:15:50,565 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/data/9ff07e1de/22eb24fcce4c4494bd16dd3fb500f73a [2018-10-26 19:15:50,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:15:50,568 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:15:50,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:15:50,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:15:50,573 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:15:50,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d2875c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50, skipping insertion in model container [2018-10-26 19:15:50,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:15:50,602 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:15:50,723 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:15:50,729 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:15:50,742 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:15:50,756 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:15:50,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50 WrapperNode [2018-10-26 19:15:50,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:15:50,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:15:50,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:15:50,757 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:15:50,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:15:50,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:15:50,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:15:50,788 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:15:50,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50" (1/1) ... [2018-10-26 19:15:50,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:15:50,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:15:50,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:15:50,808 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:15:50,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:15:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/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 [2018-10-26 19:15:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:15:50,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:15:51,135 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:15:51,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:15:51 BoogieIcfgContainer [2018-10-26 19:15:51,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:15:51,136 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:15:51,137 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:15:51,146 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:15:51,147 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:15:51" (1/1) ... [2018-10-26 19:15:51,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:15:51,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:15:51,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-26 19:15:51,189 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-26 19:15:51,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-26 19:15:51,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:15:51,240 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:15:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:15:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:15:51,291 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 19:15:51,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 07:15:51 ImpRootNode [2018-10-26 19:15:51,310 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 19:15:51,311 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:15:51,311 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:15:51,312 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:15:51,312 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:15:51" (3/4) ... [2018-10-26 19:15:51,314 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-26 19:15:51,352 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_876bd7da-e7b1-462f-9878-02af5da4363b/bin-2019/ukojak/witness.graphml [2018-10-26 19:15:51,352 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:15:51,353 INFO L168 Benchmark]: Toolchain (without parser) took 785.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:15:51,355 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:15:51,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 187.81 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 942.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:15:51,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.72 ms. Allocated memory is still 1.0 GB. Free memory is still 942.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:15:51,357 INFO L168 Benchmark]: Boogie Preprocessor took 18.25 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 937.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:15:51,358 INFO L168 Benchmark]: RCFGBuilder took 329.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 937.1 MB in the beginning and 1.2 GB in the end (delta: -213.9 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-10-26 19:15:51,360 INFO L168 Benchmark]: CodeCheck took 174.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2018-10-26 19:15:51,360 INFO L168 Benchmark]: Witness Printer took 41.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2018-10-26 19:15:51,367 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 - CounterExampleResult [Line: 6]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L10] float x; [L11] x = __VERIFIER_nondet_float() [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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 187.81 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 942.5 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 30.72 ms. Allocated memory is still 1.0 GB. Free memory is still 942.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.25 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 937.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 329.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 937.1 MB in the beginning and 1.2 GB in the end (delta: -213.9 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * CodeCheck took 174.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. * Witness Printer took 41.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...