./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/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 8df1e49a9eb646d8ac7821b53cc17b33c788acf9 .................................................................................................................................................................................................................................. 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_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/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 8df1e49a9eb646d8ac7821b53cc17b33c788acf9 .............................................................................................................................................................................................. 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 01:09:49,212 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:09:49,213 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:09:49,220 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:09:49,220 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:09:49,221 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:09:49,222 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:09:49,223 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:09:49,224 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:09:49,224 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:09:49,225 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:09:49,225 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:09:49,226 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:09:49,226 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:09:49,227 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:09:49,227 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:09:49,228 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:09:49,229 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:09:49,230 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:09:49,231 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:09:49,232 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:09:49,232 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:09:49,233 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:09:49,233 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:09:49,233 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:09:49,234 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:09:49,234 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:09:49,235 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:09:49,235 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:09:49,236 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:09:49,236 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:09:49,237 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:09:49,237 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:09:49,237 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:09:49,238 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:09:49,238 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:09:49,238 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 01:09:49,248 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:09:49,248 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:09:49,249 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:09:49,249 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 01:09:49,249 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 01:09:49,249 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 01:09:49,249 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:09:49,250 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:09:49,250 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 01:09:49,250 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:09:49,250 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:09:49,250 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:09:49,250 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:09:49,250 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:09:49,250 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:09:49,251 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:09:49,251 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:09:49,251 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 01:09:49,251 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 01:09:49,251 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:09:49,251 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:09:49,251 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 01:09:49,252 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:09:49,252 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:09:49,252 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:09:49,252 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 01:09:49,252 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:09:49,252 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 01:09:49,252 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_241d34b3-84e0-4a17-a660-01536bef5792/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 -> 8df1e49a9eb646d8ac7821b53cc17b33c788acf9 [2018-11-10 01:09:49,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:09:49,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:09:49,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:09:49,288 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:09:49,289 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:09:49,289 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c [2018-11-10 01:09:49,331 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/data/f715063d1/38df7428d0614596951529777118459e/FLAG012217d19 [2018-11-10 01:09:49,738 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:09:49,739 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c [2018-11-10 01:09:49,744 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/data/f715063d1/38df7428d0614596951529777118459e/FLAG012217d19 [2018-11-10 01:09:49,756 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/data/f715063d1/38df7428d0614596951529777118459e [2018-11-10 01:09:49,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:09:49,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:09:49,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:09:49,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:09:49,764 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:09:49,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10835ac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49, skipping insertion in model container [2018-11-10 01:09:49,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:09:49,790 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:09:49,904 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:09:49,907 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:09:49,919 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:09:49,928 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:09:49,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49 WrapperNode [2018-11-10 01:09:49,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:09:49,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:09:49,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:09:49,929 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:09:49,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:09:49,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:09:49,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:09:49,949 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:09:49,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49" (1/1) ... [2018-11-10 01:09:49,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:09:49,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:09:49,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:09:49,960 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:09:49,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/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 01:09:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:09:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:09:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_POS [2018-11-10 01:09:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_POS [2018-11-10 01:09:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_0_1 [2018-11-10 01:09:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_0_1 [2018-11-10 01:09:50,139 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:09:50,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:09:50 BoogieIcfgContainer [2018-11-10 01:09:50,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:09:50,140 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 01:09:50,140 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 01:09:50,148 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 01:09:50,148 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:09:50" (1/1) ... [2018-11-10 01:09:50,154 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:09:50,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:09:50,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-11-10 01:09:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-11-10 01:09:50,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 01:09:50,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:09:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:09:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:09:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:09:50,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:09:50,314 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 01:09:50,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:09:50 ImpRootNode [2018-11-10 01:09:50,331 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 01:09:50,331 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 01:09:50,331 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 01:09:50,331 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 01:09:50,332 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:09:50" (3/4) ... [2018-11-10 01:09:50,335 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 01:09:50,335 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 01:09:50,335 INFO L168 Benchmark]: Toolchain (without parser) took 576.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -123.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:09:50,337 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 01:09:50,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 167.80 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:09:50,338 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.85 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:09:50,339 INFO L168 Benchmark]: Boogie Preprocessor took 11.19 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:09:50,339 INFO L168 Benchmark]: RCFGBuilder took 179.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:09:50,340 INFO L168 Benchmark]: CodeCheck took 190.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 01:09:50,340 INFO L168 Benchmark]: Witness Printer took 3.99 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:09:50,343 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, 27 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, 15 NumberOfCodeBlocks, 15 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: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 49, overapproximation of someBinaryArithmeticDOUBLEoperation at line 19, overapproximation of someUnaryDOUBLEoperation at line 36. Possible FailurePath: [L15] const double Pi=3.141592653589793238; [L42] double a, r; [L44] a = __VERIFIER_nondet_double() [L47] CALL, EXPR ARCTAN(a) [L36] COND TRUE x < 0 VAL [Pi=1570796326794896619/500000000000000000] [L36] CALL, EXPR ARCTAN_POS(-x) VAL [Pi=1570796326794896619/500000000000000000] [L30] COND FALSE !(x > 1.) VAL [\old(x)=1, Pi=1570796326794896619/500000000000000000, x=1] [L31] CALL, EXPR ARCTAN_0_1(x) VAL [Pi=1570796326794896619/500000000000000000] [L25] CALL, EXPR PADE_2_2(x) [L19] double x_2 = x*x; [L20] RET return 1. - x_2 / (3. + 9./5.*x_2); [L25] EXPR PADE_2_2(x) [L25] RET return x*PADE_2_2(x); [L31] EXPR ARCTAN_0_1(x) VAL [\old(x)=1, ARCTAN_0_1(x)=2, Pi=1570796326794896619/500000000000000000, x=1] [L31] RET return ARCTAN_0_1(x); [L36] EXPR ARCTAN_POS(-x) VAL [Pi=1570796326794896619/500000000000000000] [L36] RET return -ARCTAN_POS(-x); [L47] EXPR ARCTAN(a) [L47] r = ARCTAN(a) [L49] CALL __VERIFIER_assert(r >= -1.571 && r <= 1.571) [L12] COND TRUE !(cond) VAL [Pi=1570796326794896619/500000000000000000] [L12] __VERIFIER_error() VAL [Pi=1570796326794896619/500000000000000000] * 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 167.80 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 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 19.85 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.19 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 179.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * CodeCheck took 190.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.99 ms. Allocated memory is still 1.1 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 01:09:51,769 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:09:51,770 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:09:51,777 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:09:51,778 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:09:51,778 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:09:51,779 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:09:51,780 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:09:51,780 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:09:51,781 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:09:51,781 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:09:51,782 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:09:51,782 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:09:51,783 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:09:51,784 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:09:51,784 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:09:51,785 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:09:51,787 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:09:51,788 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:09:51,789 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:09:51,790 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:09:51,791 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:09:51,792 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:09:51,793 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:09:51,793 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:09:51,793 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:09:51,794 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:09:51,794 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:09:51,795 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:09:51,796 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:09:51,796 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:09:51,796 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:09:51,796 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:09:51,797 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:09:51,797 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:09:51,799 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:09:51,799 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 01:09:51,809 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:09:51,809 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:09:51,810 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:09:51,810 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 01:09:51,811 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 01:09:51,811 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 01:09:51,811 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:09:51,812 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:09:51,812 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:09:51,812 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:09:51,812 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:09:51,812 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:09:51,812 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:09:51,812 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 01:09:51,812 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 01:09:51,813 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:09:51,813 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:09:51,813 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:09:51,813 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 01:09:51,813 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 01:09:51,813 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:09:51,813 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:09:51,814 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 01:09:51,814 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:09:51,814 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:09:51,814 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:09:51,814 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 01:09:51,814 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 01:09:51,814 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:09:51,814 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 01:09:51,815 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 01:09:51,815 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_241d34b3-84e0-4a17-a660-01536bef5792/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 -> 8df1e49a9eb646d8ac7821b53cc17b33c788acf9 [2018-11-10 01:09:51,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:09:51,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:09:51,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:09:51,860 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:09:51,860 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:09:51,861 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c [2018-11-10 01:09:51,903 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/data/d4d440032/0651f9da1f454df6901c004c3371def6/FLAG8acf83992 [2018-11-10 01:09:52,300 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:09:52,301 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c [2018-11-10 01:09:52,304 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/data/d4d440032/0651f9da1f454df6901c004c3371def6/FLAG8acf83992 [2018-11-10 01:09:52,312 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/bin-2019/ukojak/data/d4d440032/0651f9da1f454df6901c004c3371def6 [2018-11-10 01:09:52,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:09:52,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:09:52,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:09:52,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:09:52,318 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:09:52,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@121b5745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52, skipping insertion in model container [2018-11-10 01:09:52,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:09:52,345 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:09:52,453 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:09:52,455 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:09:52,469 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:09:52,478 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:09:52,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52 WrapperNode [2018-11-10 01:09:52,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:09:52,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:09:52,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:09:52,479 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:09:52,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:09:52,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:09:52,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:09:52,501 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:09:52,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52" (1/1) ... [2018-11-10 01:09:52,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:09:52,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:09:52,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:09:52,516 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:09:52,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_241d34b3-84e0-4a17-a660-01536bef5792/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 01:09:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:09:52,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:09:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_POS [2018-11-10 01:09:52,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_POS [2018-11-10 01:09:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_0_1 [2018-11-10 01:09:52,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_0_1 [2018-11-10 01:10:42,543 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:10:42,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:10:42 BoogieIcfgContainer [2018-11-10 01:10:42,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:10:42,544 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 01:10:42,544 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 01:10:42,554 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 01:10:42,555 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:10:42" (1/1) ... [2018-11-10 01:10:42,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:10:42,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:10:42,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-11-10 01:10:42,600 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-11-10 01:10:42,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 01:10:42,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:10:42,641 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 01:10:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 01:10:54,075 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 01:10:54,078 INFO L168 Benchmark]: Toolchain (without parser) took 61762.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -145.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:10:54,079 INFO L168 Benchmark]: CDTParser took 0.14 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 01:10:54,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 163.06 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:10:54,080 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.35 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 01:10:54,082 INFO L168 Benchmark]: Boogie Preprocessor took 14.80 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:10:54,082 INFO L168 Benchmark]: RCFGBuilder took 50028.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -168.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2018-11-10 01:10:54,083 INFO L168 Benchmark]: CodeCheck took 11533.23 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 01:10:54,086 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 0.14 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 163.06 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.35 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.80 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 50028.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -168.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * CodeCheck took 11533.23 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. Received shutdown request...