./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_7_false-unreach-call_true-termination.i --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_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_7_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/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 aa8c67e8913fc2cd1e62a9cfd95ae3f25cd4036f ............................................................................................................................................................................................................................. 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_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_7_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/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 aa8c67e8913fc2cd1e62a9cfd95ae3f25cd4036f ............................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:18:18,815 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:18:18,816 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:18:18,823 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:18:18,823 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:18:18,824 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:18:18,825 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:18:18,826 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:18:18,827 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:18:18,827 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:18:18,828 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:18:18,828 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:18:18,829 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:18:18,829 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:18:18,830 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:18:18,830 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:18:18,831 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:18:18,832 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:18:18,833 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:18:18,834 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:18:18,834 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:18:18,835 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:18:18,836 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:18:18,836 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:18:18,836 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:18:18,837 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:18:18,837 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:18:18,837 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:18:18,838 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:18:18,839 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:18:18,839 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:18:18,839 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:18:18,840 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:18:18,840 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:18:18,840 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:18:18,841 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:18:18,841 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 06:18:18,849 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:18:18,849 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:18:18,849 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:18:18,850 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:18:18,850 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:18:18,850 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:18:18,850 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:18:18,851 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:18:18,851 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:18:18,851 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:18:18,851 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:18:18,851 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:18:18,851 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:18:18,851 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:18:18,851 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:18:18,852 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:18:18,852 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:18:18,852 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:18:18,852 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:18:18,852 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:18:18,852 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:18:18,852 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:18:18,853 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:18:18,853 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:18:18,853 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:18:18,853 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 06:18:18,853 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:18:18,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:18:18,853 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_787d9786-8c1a-4487-9ee2-6176df851bd7/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 -> aa8c67e8913fc2cd1e62a9cfd95ae3f25cd4036f [2018-11-10 06:18:18,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:18:18,887 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:18:18,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:18:18,891 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:18:18,891 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:18:18,891 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_2_7_false-unreach-call_true-termination.i [2018-11-10 06:18:18,934 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/data/f72366152/c6d4185d7ce04171be9760c19ffe4280/FLAG4c0375a7c [2018-11-10 06:18:19,330 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:18:19,331 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/sv-benchmarks/c/floats-cdfpl/newton_2_7_false-unreach-call_true-termination.i [2018-11-10 06:18:19,334 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/data/f72366152/c6d4185d7ce04171be9760c19ffe4280/FLAG4c0375a7c [2018-11-10 06:18:19,345 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/data/f72366152/c6d4185d7ce04171be9760c19ffe4280 [2018-11-10 06:18:19,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:18:19,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:18:19,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:18:19,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:18:19,352 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:18:19,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f62aa95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19, skipping insertion in model container [2018-11-10 06:18:19,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:18:19,378 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:18:19,486 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:18:19,488 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:18:19,501 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:18:19,509 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:18:19,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19 WrapperNode [2018-11-10 06:18:19,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:18:19,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:18:19,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:18:19,510 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:18:19,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:18:19,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:18:19,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:18:19,528 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:18:19,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:18:19,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:18:19,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:18:19,539 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:18:19,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:18:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-10 06:18:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-10 06:18:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:18:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:18:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-11-10 06:18:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-11-10 06:18:19,697 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:18:19,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:18:19 BoogieIcfgContainer [2018-11-10 06:18:19,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:18:19,698 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:18:19,698 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:18:19,706 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:18:19,706 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:18:19" (1/1) ... [2018-11-10 06:18:19,715 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:18:19,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:18:19,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-11-10 06:18:19,748 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-11-10 06:18:19,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 06:18:19,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:18:19,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:18:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:18:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:18:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:18:19,866 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 06:18:19,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 06:18:19 ImpRootNode [2018-11-10 06:18:19,883 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 06:18:19,883 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:18:19,883 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:18:19,883 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:18:19,883 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:18:19" (3/4) ... [2018-11-10 06:18:19,885 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 06:18:19,885 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:18:19,886 INFO L168 Benchmark]: Toolchain (without parser) took 538.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -167.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:18:19,887 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:18:19,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.19 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:19,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.97 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:19,888 INFO L168 Benchmark]: Boogie Preprocessor took 10.77 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:18:19,889 INFO L168 Benchmark]: RCFGBuilder took 158.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -198.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:19,889 INFO L168 Benchmark]: CodeCheck took 184.86 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: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:19,890 INFO L168 Benchmark]: Witness Printer took 2.68 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. [2018-11-10 06:18:19,893 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 21 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, 17 NumberOfCodeBlocks, 17 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: 28]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 17, overapproximation of someBinaryDOUBLEComparisonOperation at line 27, overapproximation of someBinaryArithmeticFLOAToperation at line 21. Possible FailurePath: [L16] float IN = __VERIFIER_nondet_float(); [L19] CALL, EXPR f(IN) VAL [\old(x)=0] [L6] RET return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L19] EXPR f(IN) [L19] CALL, EXPR fp(IN) VAL [\old(x)=0] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L19] EXPR fp(IN) [L19] float x = IN - f(IN)/fp(IN); [L21] CALL, EXPR f(x) VAL [\old(x)=3] [L6] RET return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L21] EXPR f(x) [L21] CALL, EXPR fp(x) VAL [\old(x)=3] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L21] EXPR fp(x) [L21] x = x - f(x)/fp(x) [L27] COND TRUE !(x < 0.1) [L28] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 161.19 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.97 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.77 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 158.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -198.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * CodeCheck took 184.86 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: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.68 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 [2018-11-10 06:18:21,273 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:18:21,274 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:18:21,283 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:18:21,283 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:18:21,284 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:18:21,285 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:18:21,286 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:18:21,287 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:18:21,288 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:18:21,288 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:18:21,289 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:18:21,289 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:18:21,290 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:18:21,291 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:18:21,291 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:18:21,292 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:18:21,293 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:18:21,294 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:18:21,295 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:18:21,296 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:18:21,297 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:18:21,299 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:18:21,299 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:18:21,299 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:18:21,299 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:18:21,300 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:18:21,301 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:18:21,301 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:18:21,302 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:18:21,302 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:18:21,303 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:18:21,303 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:18:21,303 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:18:21,303 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:18:21,304 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:18:21,304 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 06:18:21,315 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:18:21,315 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:18:21,315 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:18:21,316 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:18:21,316 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:18:21,316 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:18:21,316 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:18:21,317 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:18:21,317 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:18:21,317 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:18:21,317 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:18:21,317 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:18:21,317 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:18:21,317 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:18:21,317 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:18:21,318 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:18:21,318 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:18:21,318 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:18:21,318 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:18:21,318 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:18:21,318 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:18:21,319 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:18:21,319 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:18:21,319 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:18:21,319 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:18:21,319 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:18:21,319 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 06:18:21,319 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:18:21,320 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:18:21,320 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:18:21,320 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:18:21,320 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_787d9786-8c1a-4487-9ee2-6176df851bd7/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 -> aa8c67e8913fc2cd1e62a9cfd95ae3f25cd4036f [2018-11-10 06:18:21,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:18:21,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:18:21,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:18:21,362 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:18:21,362 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:18:21,363 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_2_7_false-unreach-call_true-termination.i [2018-11-10 06:18:21,404 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/data/71c1015eb/e824f0502bf14545af8a75cdbc312f5c/FLAG8f16aa8b8 [2018-11-10 06:18:21,722 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:18:21,722 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/sv-benchmarks/c/floats-cdfpl/newton_2_7_false-unreach-call_true-termination.i [2018-11-10 06:18:21,726 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/data/71c1015eb/e824f0502bf14545af8a75cdbc312f5c/FLAG8f16aa8b8 [2018-11-10 06:18:21,735 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/data/71c1015eb/e824f0502bf14545af8a75cdbc312f5c [2018-11-10 06:18:21,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:18:21,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:18:21,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:18:21,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:18:21,741 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:18:21,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691b1950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21, skipping insertion in model container [2018-11-10 06:18:21,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:18:21,760 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:18:21,869 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:18:21,873 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:18:21,889 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:18:21,900 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:18:21,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21 WrapperNode [2018-11-10 06:18:21,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:18:21,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:18:21,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:18:21,902 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:18:21,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:18:21,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:18:21,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:18:21,928 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:18:21,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21" (1/1) ... [2018-11-10 06:18:21,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:18:21,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:18:21,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:18:21,943 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:18:21,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_787d9786-8c1a-4487-9ee2-6176df851bd7/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:18:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-10 06:18:22,012 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-10 06:18:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:18:22,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:18:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-11-10 06:18:22,013 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-11-10 06:18:58,868 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:18:58,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:18:58 BoogieIcfgContainer [2018-11-10 06:18:58,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:18:58,869 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:18:58,869 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:18:58,875 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:18:58,875 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:18:58" (1/1) ... [2018-11-10 06:18:58,881 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:18:58,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:18:58,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-11-10 06:18:58,904 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-11-10 06:18:58,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 06:18:58,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:18:58,943 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 06:19:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 06:19:12,760 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:19:12,763 INFO L168 Benchmark]: Toolchain (without parser) took 51025.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -137.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:19:12,764 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:19:12,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 163.11 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:19:12,765 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.41 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:19:12,766 INFO L168 Benchmark]: Boogie Preprocessor took 14.16 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:19:12,766 INFO L168 Benchmark]: RCFGBuilder took 36925.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -160.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:19:12,767 INFO L168 Benchmark]: CodeCheck took 13893.40 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:19:12,770 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 163.11 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 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 26.41 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.16 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 36925.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -160.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * CodeCheck took 13893.40 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...