./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/filter2_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/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 beedb9a8d8686be50b22ed973340512a3ed88d27 ............................................................................................................................................................................................................................... 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_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/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 beedb9a8d8686be50b22ed973340512a3ed88d27 ................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:04:09,840 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:04:09,841 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:04:09,847 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:04:09,848 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:04:09,848 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:04:09,849 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:04:09,850 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:04:09,851 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:04:09,852 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:04:09,853 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:04:09,853 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:04:09,853 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:04:09,854 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:04:09,854 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:04:09,855 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:04:09,855 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:04:09,856 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:04:09,858 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:04:09,859 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:04:09,859 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:04:09,860 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:04:09,862 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:04:09,862 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:04:09,863 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:04:09,863 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:04:09,864 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:04:09,865 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:04:09,865 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:04:09,866 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:04:09,866 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:04:09,867 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:04:09,867 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:04:09,867 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:04:09,868 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:04:09,868 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:04:09,868 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:04:09,876 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:04:09,876 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:04:09,876 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:04:09,877 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:04:09,877 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:04:09,877 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:04:09,877 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:04:09,878 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:04:09,878 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:04:09,878 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:04:09,878 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:04:09,878 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:04:09,878 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:04:09,878 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:04:09,878 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:04:09,879 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:04:09,879 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:04:09,879 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:04:09,879 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:04:09,879 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:04:09,879 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:04:09,879 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:04:09,880 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:04:09,880 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:04:09,880 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:04:09,880 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:04:09,880 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:04:09,880 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:04:09,880 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_3f771c7c-87ce-42f5-9589-795b9bd64504/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 -> beedb9a8d8686be50b22ed973340512a3ed88d27 [2018-11-10 05:04:09,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:04:09,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:04:09,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:04:09,923 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:04:09,923 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:04:09,924 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter2_true-unreach-call_true-termination.c [2018-11-10 05:04:09,964 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/data/21a3e8da1/31ea8b845f8e4f39b7be494ded706e77/FLAGdee8b2014 [2018-11-10 05:04:10,303 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:04:10,303 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/sv-benchmarks/c/float-benchs/filter2_true-unreach-call_true-termination.c [2018-11-10 05:04:10,308 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/data/21a3e8da1/31ea8b845f8e4f39b7be494ded706e77/FLAGdee8b2014 [2018-11-10 05:04:10,321 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/data/21a3e8da1/31ea8b845f8e4f39b7be494ded706e77 [2018-11-10 05:04:10,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:04:10,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:04:10,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:04:10,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:04:10,329 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:04:10,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24d64a57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10, skipping insertion in model container [2018-11-10 05:04:10,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:04:10,359 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:04:10,473 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:04:10,475 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:04:10,487 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:04:10,495 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:04:10,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10 WrapperNode [2018-11-10 05:04:10,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:04:10,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:04:10,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:04:10,497 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:04:10,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:04:10,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:04:10,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:04:10,518 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:04:10,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:04:10,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:04:10,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:04:10,531 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:04:10,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:04:10,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:04:10,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:04:10,721 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:04:10,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:04:10 BoogieIcfgContainer [2018-11-10 05:04:10,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:04:10,723 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:04:10,723 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:04:10,733 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:04:10,734 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:04:10" (1/1) ... [2018-11-10 05:04:10,744 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:04:10,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:04:10,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 05:04:10,770 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 05:04:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 05:04:10,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:04:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:04:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:04:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:04:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:04:10,882 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 05:04:10,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:04:10 ImpRootNode [2018-11-10 05:04:10,895 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:04:10,896 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:04:10,896 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:04:10,896 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:04:10,896 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:04:10" (3/4) ... [2018-11-10 05:04:10,899 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 05:04:10,899 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:04:10,899 INFO L168 Benchmark]: Toolchain (without parser) took 574.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:04:10,900 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:04:10,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 170.34 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:04:10,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.20 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:04:10,901 INFO L168 Benchmark]: Boogie Preprocessor took 12.63 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:04:10,902 INFO L168 Benchmark]: RCFGBuilder took 191.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -204.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:04:10,902 INFO L168 Benchmark]: CodeCheck took 172.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:04:10,903 INFO L168 Benchmark]: Witness Printer took 3.03 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. [2018-11-10 05:04:10,906 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, 13 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, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 33, overapproximation of to_real at line 25, overapproximation of someBinaryArithmeticDOUBLEoperation at line 37. Possible FailurePath: [L17] double E, E0, E1, S0, S1, S; [L18] int i; [L20] E = __VERIFIER_nondet_double() [L21] E0 = __VERIFIER_nondet_double() [L25] S0 = 0 [L26] S = 0 [L28] i = 0 [L28] COND TRUE i <= 1000000 [L29] E1 = E0 [L30] E0 = E [L32] E = __VERIFIER_nondet_double() [L35] S1 = S0 [L36] S0 = S [L37] S = 0.7*E - E0*1.3 + E1*1.1 + S0*1.4 - S1*0.7 [L39] CALL __VERIFIER_assert(S >= -4. && S <= 4.) [L12] COND TRUE !(cond) [L12] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 170.34 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.20 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.63 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 191.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -204.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * CodeCheck took 172.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.03 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 [2018-11-10 05:04:12,485 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:04:12,486 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:04:12,497 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:04:12,497 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:04:12,498 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:04:12,499 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:04:12,500 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:04:12,501 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:04:12,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:04:12,503 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:04:12,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:04:12,504 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:04:12,505 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:04:12,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:04:12,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:04:12,507 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:04:12,509 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:04:12,511 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:04:12,512 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:04:12,513 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:04:12,514 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:04:12,515 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:04:12,516 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:04:12,516 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:04:12,516 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:04:12,518 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:04:12,518 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:04:12,519 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:04:12,520 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:04:12,520 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:04:12,520 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:04:12,521 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:04:12,521 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:04:12,522 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:04:12,523 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:04:12,523 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 05:04:12,535 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:04:12,535 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:04:12,536 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:04:12,536 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:04:12,537 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:04:12,537 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:04:12,537 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:04:12,537 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:04:12,537 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:04:12,538 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:04:12,538 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:04:12,538 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:04:12,538 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:04:12,538 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:04:12,538 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:04:12,538 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:04:12,539 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:04:12,539 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:04:12,539 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:04:12,539 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:04:12,539 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:04:12,539 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:04:12,540 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:04:12,540 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:04:12,540 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:04:12,540 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:04:12,540 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 05:04:12,540 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:04:12,540 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:04:12,541 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:04:12,541 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:04:12,541 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_3f771c7c-87ce-42f5-9589-795b9bd64504/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 -> beedb9a8d8686be50b22ed973340512a3ed88d27 [2018-11-10 05:04:12,578 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:04:12,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:04:12,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:04:12,593 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:04:12,593 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:04:12,594 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter2_true-unreach-call_true-termination.c [2018-11-10 05:04:12,645 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/data/428920d6b/c6c86844db854e7e81074c7a3262d670/FLAGdb5962c36 [2018-11-10 05:04:12,975 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:04:12,976 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/sv-benchmarks/c/float-benchs/filter2_true-unreach-call_true-termination.c [2018-11-10 05:04:12,980 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/data/428920d6b/c6c86844db854e7e81074c7a3262d670/FLAGdb5962c36 [2018-11-10 05:04:12,988 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/data/428920d6b/c6c86844db854e7e81074c7a3262d670 [2018-11-10 05:04:12,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:04:12,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:04:12,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:04:12,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:04:12,995 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:04:12,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:04:12" (1/1) ... [2018-11-10 05:04:12,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248f829a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:12, skipping insertion in model container [2018-11-10 05:04:12,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:04:12" (1/1) ... [2018-11-10 05:04:13,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:04:13,021 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:04:13,145 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:04:13,149 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:04:13,164 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:04:13,173 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:04:13,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13 WrapperNode [2018-11-10 05:04:13,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:04:13,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:04:13,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:04:13,174 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:04:13,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13" (1/1) ... [2018-11-10 05:04:13,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13" (1/1) ... [2018-11-10 05:04:13,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:04:13,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:04:13,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:04:13,197 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:04:13,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13" (1/1) ... [2018-11-10 05:04:13,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13" (1/1) ... [2018-11-10 05:04:13,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13" (1/1) ... [2018-11-10 05:04:13,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13" (1/1) ... [2018-11-10 05:04:13,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13" (1/1) ... [2018-11-10 05:04:13,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13" (1/1) ... [2018-11-10 05:04:13,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13" (1/1) ... [2018-11-10 05:04:13,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:04:13,215 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:04:13,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:04:13,215 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:04:13,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:04:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3f771c7c-87ce-42f5-9589-795b9bd64504/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:04:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:04:13,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:04:23,544 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:04:23,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:04:23 BoogieIcfgContainer [2018-11-10 05:04:23,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:04:23,545 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:04:23,545 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:04:23,553 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:04:23,553 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:04:23" (1/1) ... [2018-11-10 05:04:23,561 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:04:23,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:04:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 05:04:23,587 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 05:04:23,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 05:04:23,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:04:23,627 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:04:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 05:04:34,052 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:04:34,055 INFO L168 Benchmark]: Toolchain (without parser) took 21064.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -156.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:04:34,056 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:04:34,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 181.52 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:04:34,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.74 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:04:34,058 INFO L168 Benchmark]: Boogie Preprocessor took 17.81 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:04:34,059 INFO L168 Benchmark]: RCFGBuilder took 10329.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:04:34,059 INFO L168 Benchmark]: CodeCheck took 10509.34 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. [2018-11-10 05:04:34,062 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 181.52 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 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 22.74 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.81 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 10329.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * CodeCheck took 10509.34 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...