./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_5_true-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_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_5_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/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 ea2a03ede3567f567a036aac7c37bb72ad94eb02 ................................................................................................................................................................................................................................ 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_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_5_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/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 ea2a03ede3567f567a036aac7c37bb72ad94eb02 ................................................................................................................................................................................................ 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 [2018-10-27 00:57:59,982 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:57:59,984 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:57:59,993 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:57:59,993 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:57:59,994 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:57:59,995 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:57:59,996 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:57:59,998 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:57:59,999 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:58:00,000 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:58:00,000 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:58:00,001 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:58:00,001 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:58:00,003 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:58:00,004 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:58:00,004 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:58:00,006 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:58:00,008 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:58:00,009 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:58:00,010 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:58:00,011 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:58:00,013 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:58:00,013 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:58:00,013 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:58:00,015 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:58:00,016 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:58:00,016 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:58:00,017 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:58:00,018 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:58:00,018 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:58:00,019 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:58:00,019 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:58:00,019 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:58:00,020 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:58:00,020 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:58:00,021 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 00:58:00,032 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:58:00,032 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:58:00,033 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:58:00,033 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:58:00,034 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:58:00,034 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:58:00,034 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:58:00,035 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:58:00,035 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:58:00,035 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:58:00,035 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:58:00,035 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:58:00,035 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:58:00,035 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:58:00,036 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:58:00,036 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:58:00,036 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:58:00,036 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:58:00,036 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:58:00,036 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:58:00,036 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:58:00,036 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:58:00,037 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:58:00,037 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:58:00,037 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:58:00,037 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 00:58:00,037 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:58:00,037 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:58:00,037 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_fd204144-6def-425b-a376-e957da6ebd93/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 -> ea2a03ede3567f567a036aac7c37bb72ad94eb02 [2018-10-27 00:58:00,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:58:00,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:58:00,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:58:00,085 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:58:00,086 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:58:00,086 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_2_5_true-unreach-call_true-termination.i [2018-10-27 00:58:00,134 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/data/f2a3c1522/10ae57c970b146fbaef03f3d89e498da/FLAG185c0dad1 [2018-10-27 00:58:00,487 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:58:00,488 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/sv-benchmarks/c/floats-cdfpl/newton_2_5_true-unreach-call_true-termination.i [2018-10-27 00:58:00,494 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/data/f2a3c1522/10ae57c970b146fbaef03f3d89e498da/FLAG185c0dad1 [2018-10-27 00:58:00,506 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/data/f2a3c1522/10ae57c970b146fbaef03f3d89e498da [2018-10-27 00:58:00,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:58:00,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:58:00,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:58:00,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:58:00,522 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:58:00,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@582fd25a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00, skipping insertion in model container [2018-10-27 00:58:00,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,534 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:58:00,554 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:58:00,672 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:58:00,675 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:58:00,689 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:58:00,702 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:58:00,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00 WrapperNode [2018-10-27 00:58:00,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:58:00,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:58:00,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:58:00,703 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:58:00,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:58:00,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:58:00,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:58:00,732 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:58:00,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00" (1/1) ... [2018-10-27 00:58:00,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:58:00,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:58:00,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:58:00,749 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:58:00,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/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 [2018-10-27 00:58:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-27 00:58:00,901 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-27 00:58:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:58:00,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:58:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-27 00:58:00,901 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-27 00:58:01,275 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:58:01,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:58:01 BoogieIcfgContainer [2018-10-27 00:58:01,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:58:01,276 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:58:01,276 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:58:01,284 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:58:01,284 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:58:01" (1/1) ... [2018-10-27 00:58:01,297 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:58:01,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:58:01,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-10-27 00:58:01,344 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-10-27 00:58:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:58:01,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:58:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:58:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:58:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:58:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:58:01,498 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-27 00:58:01,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:58:01 ImpRootNode [2018-10-27 00:58:01,520 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:58:01,520 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:58:01,520 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:58:01,520 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:58:01,521 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:58:01" (3/4) ... [2018-10-27 00:58:01,524 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 00:58:01,525 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:58:01,525 INFO L168 Benchmark]: Toolchain (without parser) took 1012.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:58:01,528 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:58:01,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 187.97 ms. Allocated memory is still 1.0 GB. Free memory was 959.7 MB in the beginning and 948.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:58:01,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.76 ms. Allocated memory is still 1.0 GB. Free memory was 948.8 MB in the beginning and 946.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:58:01,531 INFO L168 Benchmark]: Boogie Preprocessor took 17.00 ms. Allocated memory is still 1.0 GB. Free memory is still 946.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:58:01,532 INFO L168 Benchmark]: RCFGBuilder took 526.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:58:01,532 INFO L168 Benchmark]: CodeCheck took 243.96 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: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:58:01,533 INFO L168 Benchmark]: Witness Printer took 4.58 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:58:01,536 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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 187.97 ms. Allocated memory is still 1.0 GB. Free memory was 959.7 MB in the beginning and 948.8 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 28.76 ms. Allocated memory is still 1.0 GB. Free memory was 948.8 MB in the beginning and 946.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.00 ms. Allocated memory is still 1.0 GB. Free memory is still 946.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 526.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * CodeCheck took 243.96 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: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.58 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:58:03,476 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:58:03,477 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:58:03,487 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:58:03,487 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:58:03,488 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:58:03,489 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:58:03,490 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:58:03,491 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:58:03,492 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:58:03,492 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:58:03,493 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:58:03,493 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:58:03,494 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:58:03,495 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:58:03,496 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:58:03,496 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:58:03,498 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:58:03,499 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:58:03,500 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:58:03,501 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:58:03,502 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:58:03,504 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:58:03,504 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:58:03,505 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:58:03,505 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:58:03,506 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:58:03,507 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:58:03,508 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:58:03,509 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:58:03,509 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:58:03,509 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:58:03,510 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:58:03,510 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:58:03,511 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:58:03,511 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:58:03,512 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-27 00:58:03,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:58:03,523 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:58:03,524 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:58:03,524 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:58:03,525 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:58:03,525 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:58:03,525 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:58:03,525 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:58:03,525 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:58:03,525 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:58:03,526 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:58:03,526 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:58:03,526 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:58:03,526 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 00:58:03,526 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 00:58:03,526 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:58:03,526 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:58:03,526 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:58:03,527 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:58:03,527 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:58:03,527 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:58:03,527 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:58:03,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:58:03,527 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:58:03,527 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:58:03,527 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:58:03,528 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-27 00:58:03,528 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 00:58:03,528 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:58:03,528 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 00:58:03,528 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 00:58:03,528 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_fd204144-6def-425b-a376-e957da6ebd93/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 -> ea2a03ede3567f567a036aac7c37bb72ad94eb02 [2018-10-27 00:58:03,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:58:03,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:58:03,580 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:58:03,581 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:58:03,581 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:58:03,582 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_2_5_true-unreach-call_true-termination.i [2018-10-27 00:58:03,626 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/data/6c820db30/5f25f3931ef04f6e8b40310b70849ccd/FLAG287ad2211 [2018-10-27 00:58:04,004 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:58:04,004 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/sv-benchmarks/c/floats-cdfpl/newton_2_5_true-unreach-call_true-termination.i [2018-10-27 00:58:04,009 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/data/6c820db30/5f25f3931ef04f6e8b40310b70849ccd/FLAG287ad2211 [2018-10-27 00:58:04,020 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/bin-2019/ukojak/data/6c820db30/5f25f3931ef04f6e8b40310b70849ccd [2018-10-27 00:58:04,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:58:04,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:58:04,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:58:04,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:58:04,027 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:58:04,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7968fe36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04, skipping insertion in model container [2018-10-27 00:58:04,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:58:04,054 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:58:04,205 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:58:04,212 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:58:04,232 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:58:04,246 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:58:04,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04 WrapperNode [2018-10-27 00:58:04,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:58:04,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:58:04,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:58:04,248 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:58:04,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:58:04,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:58:04,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:58:04,280 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:58:04,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04" (1/1) ... [2018-10-27 00:58:04,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:58:04,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:58:04,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:58:04,314 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:58:04,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:58:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fd204144-6def-425b-a376-e957da6ebd93/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 [2018-10-27 00:58:04,370 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-27 00:58:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-27 00:58:04,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:58:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:58:04,371 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-27 00:58:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-27 00:58:49,108 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:58:49,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:58:49 BoogieIcfgContainer [2018-10-27 00:58:49,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:58:49,109 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:58:49,109 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:58:49,118 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:58:49,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:58:49" (1/1) ... [2018-10-27 00:58:49,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:58:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:58:49,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-10-27 00:58:49,158 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-10-27 00:58:49,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:58:49,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:58:49,207 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 00:58:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-27 00:59:04,313 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) [2018-10-27 00:59:04,316 INFO L168 Benchmark]: Toolchain (without parser) took 60293.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -166.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:59:04,317 INFO L168 Benchmark]: CDTParser took 0.18 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. [2018-10-27 00:59:04,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 223.55 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 943.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:59:04,321 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.64 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 938.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:59:04,324 INFO L168 Benchmark]: Boogie Preprocessor took 33.71 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:59:04,325 INFO L168 Benchmark]: RCFGBuilder took 44795.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -196.3 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:59:04,327 INFO L168 Benchmark]: CodeCheck took 15205.77 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-10-27 00:59:04,331 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 0.18 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 223.55 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 943.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.64 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 938.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.71 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 44795.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -196.3 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * CodeCheck took 15205.77 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: 13.3 MB). Peak memory consumption was 13.3 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...