./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_4_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_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_4_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/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 3024f7383f4bf9660af0255bea67fcf260abd874 ....................................................................................................................................................................................................................................... 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_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_4_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/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 3024f7383f4bf9660af0255bea67fcf260abd874 ................................................................................................................................................................................................ 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 [2018-10-26 20:10:37,236 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:10:37,237 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:10:37,251 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:10:37,252 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:10:37,255 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:10:37,257 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:10:37,259 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:10:37,262 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:10:37,265 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:10:37,267 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:10:37,267 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:10:37,268 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:10:37,271 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:10:37,278 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:10:37,279 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:10:37,280 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:10:37,281 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:10:37,283 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:10:37,285 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:10:37,286 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:10:37,287 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:10:37,289 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:10:37,289 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:10:37,289 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:10:37,290 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:10:37,291 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:10:37,292 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:10:37,293 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:10:37,294 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:10:37,294 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:10:37,295 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:10:37,296 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:10:37,296 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:10:37,297 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:10:37,297 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:10:37,298 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:10:37,320 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:10:37,322 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:10:37,323 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:10:37,324 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:10:37,325 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:10:37,326 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:10:37,326 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:10:37,326 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:10:37,327 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:10:37,327 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:10:37,327 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:10:37,327 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:10:37,327 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:10:37,327 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:10:37,328 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:10:37,328 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:10:37,328 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:10:37,328 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:10:37,328 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:10:37,328 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:10:37,329 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:10:37,329 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:10:37,329 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:10:37,329 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:10:37,329 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:10:37,329 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:10:37,330 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:10:37,330 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:10:37,330 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_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/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 -> 3024f7383f4bf9660af0255bea67fcf260abd874 [2018-10-26 20:10:37,384 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:10:37,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:10:37,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:10:37,413 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:10:37,413 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:10:37,414 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_3_4_true-unreach-call_true-termination.i [2018-10-26 20:10:37,469 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/data/d77d733ec/b15a2adbe1334f438b6a4453ec81a88c/FLAGb84ce1ca6 [2018-10-26 20:10:37,873 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:10:37,875 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/sv-benchmarks/c/floats-cdfpl/newton_3_4_true-unreach-call_true-termination.i [2018-10-26 20:10:37,882 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/data/d77d733ec/b15a2adbe1334f438b6a4453ec81a88c/FLAGb84ce1ca6 [2018-10-26 20:10:37,900 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/data/d77d733ec/b15a2adbe1334f438b6a4453ec81a88c [2018-10-26 20:10:37,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:10:37,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:10:37,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:10:37,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:10:37,912 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:10:37,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:10:37" (1/1) ... [2018-10-26 20:10:37,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@725047b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:37, skipping insertion in model container [2018-10-26 20:10:37,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:10:37" (1/1) ... [2018-10-26 20:10:37,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:10:37,950 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:10:38,120 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:10:38,124 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:10:38,143 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:10:38,157 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:10:38,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38 WrapperNode [2018-10-26 20:10:38,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:10:38,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:10:38,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:10:38,160 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:10:38,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38" (1/1) ... [2018-10-26 20:10:38,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38" (1/1) ... [2018-10-26 20:10:38,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:10:38,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:10:38,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:10:38,193 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:10:38,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38" (1/1) ... [2018-10-26 20:10:38,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38" (1/1) ... [2018-10-26 20:10:38,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38" (1/1) ... [2018-10-26 20:10:38,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38" (1/1) ... [2018-10-26 20:10:38,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38" (1/1) ... [2018-10-26 20:10:38,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38" (1/1) ... [2018-10-26 20:10:38,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38" (1/1) ... [2018-10-26 20:10:38,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:10:38,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:10:38,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:10:38,213 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:10:38,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:10:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-26 20:10:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-26 20:10:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:10:38,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:10:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-26 20:10:38,371 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-26 20:10:38,986 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:10:38,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:10:38 BoogieIcfgContainer [2018-10-26 20:10:38,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:10:38,988 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:10:38,988 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:10:39,001 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:10:39,001 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:10:38" (1/1) ... [2018-10-26 20:10:39,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:10:39,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-10-26 20:10:39,056 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-10-26 20:10:39,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 20:10:39,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:10:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:10:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:10:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:10:39,268 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 20:10:39,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:10:39 ImpRootNode [2018-10-26 20:10:39,300 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:10:39,301 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:10:39,301 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:10:39,302 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:10:39,303 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:10:38" (3/4) ... [2018-10-26 20:10:39,307 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 20:10:39,307 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:10:39,308 INFO L168 Benchmark]: Toolchain (without parser) took 1403.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -164.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:10:39,310 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:10:39,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.88 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.7 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:10:39,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.44 ms. Allocated memory is still 1.0 GB. Free memory is still 943.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:10:39,313 INFO L168 Benchmark]: Boogie Preprocessor took 20.09 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 941.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:10:39,313 INFO L168 Benchmark]: RCFGBuilder took 774.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -191.2 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:10:39,315 INFO L168 Benchmark]: CodeCheck took 313.17 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:10:39,316 INFO L168 Benchmark]: Witness Printer took 5.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:10:39,320 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, 24 locations, 1 error locations. UNSAFE Result, 0.2s 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, 24 NumberOfCodeBlocks, 24 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 23. 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) [L23] CALL, EXPR f(x) VAL [\old(x)=6] [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; [L23] EXPR f(x) [L23] CALL, EXPR fp(x) VAL [\old(x)=6] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L23] EXPR fp(x) [L23] 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 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 251.88 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.7 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.44 ms. Allocated memory is still 1.0 GB. Free memory is still 943.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.09 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 941.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 774.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -191.2 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * CodeCheck took 313.17 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Witness Printer took 5.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:10:41,544 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:10:41,546 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:10:41,557 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:10:41,558 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:10:41,558 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:10:41,560 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:10:41,562 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:10:41,563 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:10:41,564 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:10:41,565 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:10:41,565 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:10:41,566 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:10:41,568 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:10:41,569 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:10:41,569 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:10:41,570 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:10:41,576 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:10:41,578 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:10:41,579 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:10:41,580 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:10:41,581 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:10:41,584 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:10:41,584 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:10:41,584 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:10:41,585 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:10:41,586 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:10:41,587 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:10:41,588 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:10:41,589 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:10:41,589 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:10:41,590 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:10:41,590 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:10:41,590 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:10:41,592 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:10:41,592 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:10:41,593 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 20:10:41,606 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:10:41,606 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:10:41,607 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:10:41,608 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:10:41,608 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:10:41,608 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:10:41,609 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:10:41,609 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:10:41,609 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:10:41,609 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:10:41,609 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:10:41,609 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:10:41,610 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:10:41,610 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:10:41,610 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:10:41,610 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:10:41,610 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:10:41,610 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:10:41,611 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:10:41,611 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:10:41,611 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:10:41,613 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:10:41,613 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:10:41,614 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:10:41,614 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:10:41,614 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:10:41,614 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 20:10:41,614 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:10:41,614 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:10:41,615 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:10:41,615 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:10:41,615 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_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/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 -> 3024f7383f4bf9660af0255bea67fcf260abd874 [2018-10-26 20:10:41,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:10:41,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:10:41,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:10:41,677 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:10:41,677 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:10:41,678 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_3_4_true-unreach-call_true-termination.i [2018-10-26 20:10:41,730 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/data/09b9f81e7/5a7316fcabc14e55b5a7da479059e96f/FLAG83bb96eb2 [2018-10-26 20:10:42,130 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:10:42,130 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/sv-benchmarks/c/floats-cdfpl/newton_3_4_true-unreach-call_true-termination.i [2018-10-26 20:10:42,141 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/data/09b9f81e7/5a7316fcabc14e55b5a7da479059e96f/FLAG83bb96eb2 [2018-10-26 20:10:42,157 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/data/09b9f81e7/5a7316fcabc14e55b5a7da479059e96f [2018-10-26 20:10:42,160 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:10:42,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:10:42,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:10:42,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:10:42,168 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:10:42,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fcac331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42, skipping insertion in model container [2018-10-26 20:10:42,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:10:42,204 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:10:42,376 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:10:42,382 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:10:42,405 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:10:42,419 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:10:42,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42 WrapperNode [2018-10-26 20:10:42,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:10:42,420 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:10:42,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:10:42,420 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:10:42,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:10:42,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:10:42,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:10:42,458 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:10:42,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42" (1/1) ... [2018-10-26 20:10:42,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:10:42,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:10:42,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:10:42,496 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:10:42,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:10:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28dc4750-e3a3-4b86-bbdc-fbe61f1b5139/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:10:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-26 20:10:42,569 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-26 20:10:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:10:42,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:10:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-26 20:10:42,570 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-26 20:11:34,654 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:11:34,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:11:34 BoogieIcfgContainer [2018-10-26 20:11:34,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:11:34,655 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:11:34,656 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:11:34,670 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:11:34,670 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:11:34" (1/1) ... [2018-10-26 20:11:34,683 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:11:34,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:34,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-10-26 20:11:34,720 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-10-26 20:11:34,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 20:11:34,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:34,788 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 20:11:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 20:11:52,282 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) [2018-10-26 20:11:52,285 INFO L168 Benchmark]: Toolchain (without parser) took 70124.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -180.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:11:52,287 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:11:52,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.84 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. [2018-10-26 20:11:52,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.19 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. [2018-10-26 20:11:52,290 INFO L168 Benchmark]: Boogie Preprocessor took 37.55 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. [2018-10-26 20:11:52,291 INFO L168 Benchmark]: RCFGBuilder took 52159.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -203.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:11:52,292 INFO L168 Benchmark]: CodeCheck took 17628.94 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:11:52,296 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 0.20 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 256.84 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 37.19 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 37.55 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 52159.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -203.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * CodeCheck took 17628.94 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: 6.7 MB). Peak memory consumption was 6.7 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...