./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_2_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_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_2_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/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 b8ecbeb256f9e93db9e3c1caf2e70b14230dc159 ............................................................................................................................................................................................................. 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_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_2_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/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 b8ecbeb256f9e93db9e3c1caf2e70b14230dc159 ............................................................................................................................................................................................ 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 23:50:11,402 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:50:11,404 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:50:11,416 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:50:11,417 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:50:11,417 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:50:11,418 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:50:11,422 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:50:11,424 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:50:11,424 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:50:11,425 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:50:11,425 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:50:11,426 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:50:11,427 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:50:11,430 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:50:11,437 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:50:11,438 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:50:11,440 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:50:11,441 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:50:11,442 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:50:11,443 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:50:11,448 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:50:11,453 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:50:11,456 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:50:11,456 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:50:11,457 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:50:11,458 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:50:11,458 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:50:11,459 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:50:11,463 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:50:11,464 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:50:11,464 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:50:11,465 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:50:11,465 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:50:11,466 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:50:11,466 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:50:11,467 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:50:11,488 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:50:11,488 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:50:11,488 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:50:11,489 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:50:11,489 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:50:11,489 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:50:11,489 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:50:11,490 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:50:11,490 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:50:11,490 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:50:11,490 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:50:11,490 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:50:11,490 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:50:11,491 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:50:11,491 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:50:11,491 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:50:11,491 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:50:11,491 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:50:11,491 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:50:11,496 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:50:11,496 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:50:11,496 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:50:11,496 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:50:11,496 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:50:11,497 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:50:11,497 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:50:11,497 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:50:11,497 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:50:11,497 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_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/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 -> b8ecbeb256f9e93db9e3c1caf2e70b14230dc159 [2018-10-26 23:50:11,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:50:11,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:50:11,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:50:11,567 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:50:11,567 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:50:11,568 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_1_2_true-unreach-call_true-termination.i [2018-10-26 23:50:11,614 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/data/cbbcaea51/4e2248a8fd444fc9811cd6f4ea7c0a14/FLAGe3bfb022a [2018-10-26 23:50:12,005 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:50:12,006 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/sv-benchmarks/c/floats-cdfpl/newton_1_2_true-unreach-call_true-termination.i [2018-10-26 23:50:12,013 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/data/cbbcaea51/4e2248a8fd444fc9811cd6f4ea7c0a14/FLAGe3bfb022a [2018-10-26 23:50:12,027 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/data/cbbcaea51/4e2248a8fd444fc9811cd6f4ea7c0a14 [2018-10-26 23:50:12,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:50:12,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:50:12,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:50:12,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:50:12,037 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:50:12,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf30996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12, skipping insertion in model container [2018-10-26 23:50:12,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:50:12,071 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:50:12,226 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:50:12,230 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:50:12,248 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:50:12,263 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:50:12,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12 WrapperNode [2018-10-26 23:50:12,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:50:12,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:50:12,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:50:12,265 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:50:12,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:50:12,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:50:12,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:50:12,304 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:50:12,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:50:12,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:50:12,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:50:12,332 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:50:12,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/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 23:50:12,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:50:12,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:50:12,741 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:50:12,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:50:12 BoogieIcfgContainer [2018-10-26 23:50:12,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:50:12,742 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:50:12,742 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:50:12,757 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:50:12,757 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:50:12" (1/1) ... [2018-10-26 23:50:12,771 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:50:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:50:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-26 23:50:12,801 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-26 23:50:12,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-26 23:50:12,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:50:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:50:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:50:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:50:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:50:12,950 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 23:50:12,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:50:12 ImpRootNode [2018-10-26 23:50:12,970 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:50:12,970 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:50:12,970 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:50:12,971 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:50:12,971 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:50:12" (3/4) ... [2018-10-26 23:50:12,975 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 23:50:12,975 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:50:12,976 INFO L168 Benchmark]: Toolchain (without parser) took 945.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -150.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:50:12,978 INFO L168 Benchmark]: CDTParser took 0.22 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 23:50:12,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.64 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:50:12,980 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.70 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 940.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:50:12,981 INFO L168 Benchmark]: Boogie Preprocessor took 27.65 ms. Allocated memory is still 1.0 GB. Free memory is still 940.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:50:12,981 INFO L168 Benchmark]: RCFGBuilder took 410.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -176.5 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:50:12,982 INFO L168 Benchmark]: CodeCheck took 227.70 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:50:12,983 INFO L168 Benchmark]: Witness Printer took 5.11 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 23:50:12,988 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, 11 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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: 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 6. Possible FailurePath: [L16] float IN = __VERIFIER_nondet_float(); [L19] CALL, EXPR f(IN) [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) [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); [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 0.22 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 231.64 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.70 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 940.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.65 ms. Allocated memory is still 1.0 GB. Free memory is still 940.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 410.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -176.5 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * CodeCheck took 227.70 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Witness Printer took 5.11 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 23:50:15,128 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:50:15,129 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:50:15,145 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:50:15,146 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:50:15,147 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:50:15,150 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:50:15,152 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:50:15,154 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:50:15,158 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:50:15,160 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:50:15,160 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:50:15,161 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:50:15,162 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:50:15,163 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:50:15,163 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:50:15,166 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:50:15,168 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:50:15,169 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:50:15,171 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:50:15,180 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:50:15,181 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:50:15,183 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:50:15,183 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:50:15,183 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:50:15,188 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:50:15,189 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:50:15,190 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:50:15,190 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:50:15,191 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:50:15,191 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:50:15,195 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:50:15,196 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:50:15,197 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:50:15,198 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:50:15,199 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:50:15,201 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 23:50:15,219 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:50:15,220 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:50:15,221 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:50:15,222 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:50:15,222 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:50:15,223 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:50:15,224 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:50:15,224 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:50:15,225 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:50:15,225 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:50:15,225 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:50:15,225 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:50:15,225 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:50:15,225 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:50:15,226 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:50:15,227 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:50:15,227 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:50:15,227 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:50:15,227 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:50:15,227 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:50:15,227 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:50:15,228 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:50:15,228 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:50:15,228 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:50:15,228 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:50:15,228 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:50:15,228 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 23:50:15,228 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 23:50:15,229 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:50:15,229 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:50:15,229 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:50:15,229 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_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/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 -> b8ecbeb256f9e93db9e3c1caf2e70b14230dc159 [2018-10-26 23:50:15,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:50:15,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:50:15,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:50:15,319 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:50:15,320 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:50:15,320 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_1_2_true-unreach-call_true-termination.i [2018-10-26 23:50:15,376 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/data/a8d39904a/073b6d335bf4470a9511acf20918c5e7/FLAGa68053429 [2018-10-26 23:50:15,782 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:50:15,783 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/sv-benchmarks/c/floats-cdfpl/newton_1_2_true-unreach-call_true-termination.i [2018-10-26 23:50:15,790 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/data/a8d39904a/073b6d335bf4470a9511acf20918c5e7/FLAGa68053429 [2018-10-26 23:50:15,809 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/bin-2019/ukojak/data/a8d39904a/073b6d335bf4470a9511acf20918c5e7 [2018-10-26 23:50:15,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:50:15,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:50:15,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:50:15,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:50:15,822 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:50:15,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:50:15" (1/1) ... [2018-10-26 23:50:15,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398f262c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:15, skipping insertion in model container [2018-10-26 23:50:15,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:50:15" (1/1) ... [2018-10-26 23:50:15,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:50:15,865 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:50:16,059 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:50:16,066 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:50:16,092 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:50:16,115 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:50:16,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16 WrapperNode [2018-10-26 23:50:16,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:50:16,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:50:16,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:50:16,118 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:50:16,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16" (1/1) ... [2018-10-26 23:50:16,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16" (1/1) ... [2018-10-26 23:50:16,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:50:16,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:50:16,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:50:16,152 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:50:16,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16" (1/1) ... [2018-10-26 23:50:16,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16" (1/1) ... [2018-10-26 23:50:16,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16" (1/1) ... [2018-10-26 23:50:16,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16" (1/1) ... [2018-10-26 23:50:16,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16" (1/1) ... [2018-10-26 23:50:16,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16" (1/1) ... [2018-10-26 23:50:16,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16" (1/1) ... [2018-10-26 23:50:16,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:50:16,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:50:16,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:50:16,184 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:50:16,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79bbf1d1-adc8-4aa5-9b16-a7991bccb9df/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 23:50:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:50:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:51:38,749 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:51:38,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:51:38 BoogieIcfgContainer [2018-10-26 23:51:38,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:51:38,750 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:51:38,751 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:51:38,763 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:51:38,764 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:51:38" (1/1) ... [2018-10-26 23:51:38,776 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:51:38,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:51:38,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-26 23:51:38,815 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-26 23:51:38,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-26 23:51:38,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:51:38,884 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:51:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 23:51:52,103 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 23:51:52,106 INFO L168 Benchmark]: Toolchain (without parser) took 96292.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -142.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:51:52,117 INFO L168 Benchmark]: CDTParser took 0.19 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 23:51:52,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.96 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 942.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:51:52,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.42 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 937.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:51:52,121 INFO L168 Benchmark]: Boogie Preprocessor took 31.12 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:51:52,121 INFO L168 Benchmark]: RCFGBuilder took 82566.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -166.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:51:52,122 INFO L168 Benchmark]: CodeCheck took 13355.12 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. [2018-10-26 23:51:52,128 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 0.19 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 299.96 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 942.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.42 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 937.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.12 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 82566.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -166.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * CodeCheck took 13355.12 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. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...