./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/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 20673ed10b5a05371c8641d8d8a54d9346cb443e ................................................................................................................................................................................................................ 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_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/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 20673ed10b5a05371c8641d8d8a54d9346cb443e ..................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 16:21:29,320 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:21:29,321 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:21:29,327 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:21:29,328 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:21:29,328 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:21:29,329 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:21:29,329 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:21:29,330 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:21:29,331 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:21:29,331 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:21:29,331 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:21:29,332 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:21:29,332 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:21:29,333 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:21:29,333 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:21:29,334 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:21:29,334 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:21:29,335 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:21:29,336 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:21:29,336 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:21:29,337 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:21:29,338 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:21:29,338 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:21:29,338 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:21:29,339 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:21:29,339 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:21:29,340 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:21:29,340 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:21:29,341 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:21:29,341 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:21:29,341 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:21:29,341 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:21:29,341 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:21:29,342 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:21:29,342 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:21:29,342 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 16:21:29,349 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:21:29,350 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:21:29,350 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:21:29,350 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 16:21:29,351 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:21:29,351 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:21:29,351 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:21:29,351 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:21:29,351 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 16:21:29,351 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:21:29,351 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:21:29,351 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:21:29,351 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:21:29,351 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:21:29,351 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:21:29,352 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:21:29,352 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:21:29,352 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:21:29,352 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 16:21:29,352 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 16:21:29,352 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:21:29,352 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:21:29,352 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:21:29,352 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:21:29,352 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:21:29,353 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:21:29,353 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 16:21:29,353 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:21:29,353 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 16:21:29,353 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_6a146e64-6793-464c-98de-ab48baa4abc9/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 -> 20673ed10b5a05371c8641d8d8a54d9346cb443e [2018-12-01 16:21:29,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:21:29,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:21:29,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:21:29,379 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:21:29,379 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:21:29,380 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i [2018-12-01 16:21:29,414 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/data/b6e088f13/646fca55aa1b4dc783538ba9b4f64496/FLAG9ab543312 [2018-12-01 16:21:29,752 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:21:29,753 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i [2018-12-01 16:21:29,757 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/data/b6e088f13/646fca55aa1b4dc783538ba9b4f64496/FLAG9ab543312 [2018-12-01 16:21:29,766 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/data/b6e088f13/646fca55aa1b4dc783538ba9b4f64496 [2018-12-01 16:21:29,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:21:29,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:21:29,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:21:29,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:21:29,771 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:21:29,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f0260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29, skipping insertion in model container [2018-12-01 16:21:29,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:21:29,786 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:21:29,870 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:21:29,872 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:21:29,881 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:21:29,889 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:21:29,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29 WrapperNode [2018-12-01 16:21:29,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:21:29,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:21:29,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:21:29,890 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:21:29,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:21:29,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:21:29,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:21:29,909 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:21:29,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29" (1/1) ... [2018-12-01 16:21:29,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:21:29,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:21:29,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:21:29,948 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:21:29,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/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 [2018-12-01 16:21:29,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:21:29,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:21:30,064 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:21:30,064 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-01 16:21:30,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:21:30 BoogieIcfgContainer [2018-12-01 16:21:30,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:21:30,064 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 16:21:30,065 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 16:21:30,072 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 16:21:30,072 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:21:30" (1/1) ... [2018-12-01 16:21:30,079 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:21:30,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:21:30,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-01 16:21:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-01 16:21:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-01 16:21:30,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:21:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:21:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:21:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:21:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:21:30,180 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-01 16:21:30,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:21:30 ImpRootNode [2018-12-01 16:21:30,194 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 16:21:30,194 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 16:21:30,194 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 16:21:30,195 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 16:21:30,195 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:21:30" (3/4) ... [2018-12-01 16:21:30,197 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 16:21:30,197 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 16:21:30,198 INFO L168 Benchmark]: Toolchain (without parser) took 429.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -107.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:21:30,199 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:21:30,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 120.50 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 16:21:30,200 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.61 ms. Allocated memory is still 1.0 GB. Free memory is still 946.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:21:30,200 INFO L168 Benchmark]: Boogie Preprocessor took 39.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -140.2 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-01 16:21:30,200 INFO L168 Benchmark]: RCFGBuilder took 115.98 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: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2018-12-01 16:21:30,201 INFO L168 Benchmark]: CodeCheck took 129.69 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 16:21:30,201 INFO L168 Benchmark]: Witness Printer took 2.96 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. [2018-12-01 16:21:30,204 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 8 locations, 1 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 15]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 14, overapproximation of someBinaryArithmeticFLOAToperation at line 12. Possible FailurePath: [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11-L12] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L14] COND TRUE !(result >= 0.0f && result < 1.399f) [L15] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 120.50 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.3 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 18.61 ms. Allocated memory is still 1.0 GB. Free memory is still 946.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -140.2 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 115.98 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: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. * CodeCheck took 129.69 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.96 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 0.1.23-635dfa2 [2018-12-01 16:21:31,458 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:21:31,459 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:21:31,466 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:21:31,466 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:21:31,466 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:21:31,467 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:21:31,468 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:21:31,468 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:21:31,469 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:21:31,469 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:21:31,469 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:21:31,470 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:21:31,470 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:21:31,471 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:21:31,471 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:21:31,472 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:21:31,473 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:21:31,474 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:21:31,475 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:21:31,475 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:21:31,476 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:21:31,478 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:21:31,478 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:21:31,478 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:21:31,479 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:21:31,479 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:21:31,479 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:21:31,480 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:21:31,481 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:21:31,481 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:21:31,481 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:21:31,482 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:21:31,482 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:21:31,482 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:21:31,483 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:21:31,483 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 16:21:31,493 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:21:31,493 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:21:31,494 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:21:31,494 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 16:21:31,494 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:21:31,495 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:21:31,495 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:21:31,495 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:21:31,495 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:21:31,495 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:21:31,495 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:21:31,495 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:21:31,496 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:21:31,496 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 16:21:31,496 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 16:21:31,496 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:21:31,496 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:21:31,496 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:21:31,497 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:21:31,497 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 16:21:31,497 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 16:21:31,497 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:21:31,497 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:21:31,497 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:21:31,498 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:21:31,498 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:21:31,498 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:21:31,498 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 16:21:31,498 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 16:21:31,498 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:21:31,498 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 16:21:31,499 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 16:21:31,499 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_6a146e64-6793-464c-98de-ab48baa4abc9/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 -> 20673ed10b5a05371c8641d8d8a54d9346cb443e [2018-12-01 16:21:31,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:21:31,525 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:21:31,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:21:31,528 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:21:31,528 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:21:31,529 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i [2018-12-01 16:21:31,563 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/data/8374003a9/f3d5081ea8b94ea8a179b08255348729/FLAGee0e50aae [2018-12-01 16:21:31,879 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:21:31,880 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i [2018-12-01 16:21:31,883 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/data/8374003a9/f3d5081ea8b94ea8a179b08255348729/FLAGee0e50aae [2018-12-01 16:21:31,892 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/bin-2019/ukojak/data/8374003a9/f3d5081ea8b94ea8a179b08255348729 [2018-12-01 16:21:31,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:21:31,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:21:31,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:21:31,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:21:31,897 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:21:31,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:21:31" (1/1) ... [2018-12-01 16:21:31,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33b45ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:31, skipping insertion in model container [2018-12-01 16:21:31,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:21:31" (1/1) ... [2018-12-01 16:21:31,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:21:31,913 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:21:32,008 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:21:32,013 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:21:32,024 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:21:32,034 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:21:32,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32 WrapperNode [2018-12-01 16:21:32,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:21:32,035 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:21:32,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:21:32,035 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:21:32,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32" (1/1) ... [2018-12-01 16:21:32,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32" (1/1) ... [2018-12-01 16:21:32,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:21:32,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:21:32,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:21:32,055 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:21:32,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32" (1/1) ... [2018-12-01 16:21:32,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32" (1/1) ... [2018-12-01 16:21:32,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32" (1/1) ... [2018-12-01 16:21:32,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32" (1/1) ... [2018-12-01 16:21:32,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32" (1/1) ... [2018-12-01 16:21:32,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32" (1/1) ... [2018-12-01 16:21:32,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32" (1/1) ... [2018-12-01 16:21:32,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:21:32,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:21:32,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:21:32,070 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:21:32,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:21:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6a146e64-6793-464c-98de-ab48baa4abc9/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 [2018-12-01 16:21:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:21:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:21:37,432 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:21:37,432 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-01 16:21:37,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:21:37 BoogieIcfgContainer [2018-12-01 16:21:37,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:21:37,433 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 16:21:37,433 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 16:21:37,439 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 16:21:37,439 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:21:37" (1/1) ... [2018-12-01 16:21:37,446 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:21:37,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:21:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-01 16:21:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-01 16:21:37,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-01 16:21:37,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:21:37,499 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 16:21:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-01 16:21:47,741 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:509) 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) [2018-12-01 16:21:47,743 INFO L168 Benchmark]: Toolchain (without parser) took 15848.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -168.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:21:47,744 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:21:47,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 139.31 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 16:21:47,746 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.47 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:21:47,746 INFO L168 Benchmark]: Boogie Preprocessor took 14.49 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 16:21:47,746 INFO L168 Benchmark]: RCFGBuilder took 5362.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-01 16:21:47,747 INFO L168 Benchmark]: CodeCheck took 10309.85 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-01 16:21:47,749 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:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 139.31 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 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 20.47 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.49 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5362.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * CodeCheck took 10309.85 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...