./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/zonotope_tight_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_tight_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/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 7de8352890f1d55270cdee8daa00c3bfaf4226ea ...................................................................................................................................................................................................... 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_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_tight_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/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 7de8352890f1d55270cdee8daa00c3bfaf4226ea ............................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 12:43:05,292 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 12:43:05,293 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 12:43:05,299 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 12:43:05,299 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 12:43:05,300 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 12:43:05,300 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 12:43:05,301 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 12:43:05,302 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 12:43:05,303 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 12:43:05,303 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 12:43:05,303 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 12:43:05,304 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 12:43:05,304 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 12:43:05,305 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 12:43:05,305 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 12:43:05,306 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 12:43:05,307 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 12:43:05,308 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 12:43:05,308 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 12:43:05,309 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 12:43:05,310 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 12:43:05,311 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 12:43:05,311 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 12:43:05,311 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 12:43:05,311 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 12:43:05,312 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 12:43:05,312 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 12:43:05,313 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 12:43:05,313 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 12:43:05,313 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 12:43:05,314 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 12:43:05,314 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 12:43:05,314 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 12:43:05,314 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 12:43:05,315 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 12:43:05,315 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 12:43:05,323 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 12:43:05,323 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 12:43:05,323 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 12:43:05,323 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 12:43:05,324 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 12:43:05,324 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 12:43:05,324 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 12:43:05,324 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 12:43:05,324 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 12:43:05,324 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 12:43:05,325 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 12:43:05,325 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 12:43:05,325 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 12:43:05,325 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 12:43:05,325 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 12:43:05,325 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 12:43:05,325 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 12:43:05,325 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 12:43:05,326 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 12:43:05,326 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 12:43:05,326 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 12:43:05,326 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 12:43:05,326 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 12:43:05,326 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 12:43:05,326 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 12:43:05,326 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 12:43:05,326 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 12:43:05,327 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 12:43:05,327 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 12:43:05,327 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_baeb993d-eda4-4213-b906-d5eb48022c25/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 -> 7de8352890f1d55270cdee8daa00c3bfaf4226ea [2018-12-08 12:43:05,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 12:43:05,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 12:43:05,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 12:43:05,358 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 12:43:05,358 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 12:43:05,359 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/zonotope_tight_true-unreach-call_true-termination.c [2018-12-08 12:43:05,402 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/data/ff306fc91/810cd28e3c014277aa99e37a58c2d967/FLAGc3843052e [2018-12-08 12:43:05,778 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 12:43:05,778 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/sv-benchmarks/c/float-benchs/zonotope_tight_true-unreach-call_true-termination.c [2018-12-08 12:43:05,782 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/data/ff306fc91/810cd28e3c014277aa99e37a58c2d967/FLAGc3843052e [2018-12-08 12:43:05,790 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/data/ff306fc91/810cd28e3c014277aa99e37a58c2d967 [2018-12-08 12:43:05,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 12:43:05,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 12:43:05,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 12:43:05,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 12:43:05,795 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 12:43:05,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2caf47c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05, skipping insertion in model container [2018-12-08 12:43:05,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 12:43:05,809 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 12:43:05,891 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:43:05,893 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 12:43:05,902 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:43:05,909 INFO L195 MainTranslator]: Completed translation [2018-12-08 12:43:05,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05 WrapperNode [2018-12-08 12:43:05,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 12:43:05,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 12:43:05,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 12:43:05,910 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 12:43:05,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 12:43:05,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 12:43:05,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 12:43:05,929 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 12:43:05,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05" (1/1) ... [2018-12-08 12:43:05,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 12:43:05,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 12:43:05,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 12:43:05,967 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 12:43:05,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 12:43:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 12:43:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 12:43:06,099 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 12:43:06,099 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-08 12:43:06,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:43:06 BoogieIcfgContainer [2018-12-08 12:43:06,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 12:43:06,100 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 12:43:06,100 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 12:43:06,107 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 12:43:06,107 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:43:06" (1/1) ... [2018-12-08 12:43:06,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:43:06,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:43:06,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-08 12:43:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-08 12:43:06,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-08 12:43:06,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:43:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:43:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:43:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:43:06,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:43:06,212 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-08 12:43:06,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 12:43:06 ImpRootNode [2018-12-08 12:43:06,224 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 12:43:06,224 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 12:43:06,225 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 12:43:06,225 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 12:43:06,225 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:43:06" (3/4) ... [2018-12-08 12:43:06,227 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 12:43:06,228 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 12:43:06,228 INFO L168 Benchmark]: Toolchain (without parser) took 436.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.7 MB). Free memory was 962.4 MB in the beginning and 1.0 GB in the end (delta: -81.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:43:06,229 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:43:06,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 117.21 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 12:43:06,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.41 ms. Allocated memory is still 1.0 GB. Free memory is still 951.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:43:06,230 INFO L168 Benchmark]: Boogie Preprocessor took 38.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -122.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-12-08 12:43:06,231 INFO L168 Benchmark]: RCFGBuilder took 132.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2018-12-08 12:43:06,231 INFO L168 Benchmark]: CodeCheck took 124.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-12-08 12:43:06,231 INFO L168 Benchmark]: Witness Printer took 3.12 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:43:06,233 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, 10 locations, 1 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 9]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 16, overapproximation of someBinaryArithmeticDOUBLEoperation at line 18. Possible FailurePath: [L13] double x,y; [L15] x = __VERIFIER_nondet_double() [L18] y = x*x - x [L19] COND TRUE y >= 0 [L19] y = x / 10. [L9] COND TRUE !(cond) [L9] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 117.21 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.41 ms. Allocated memory is still 1.0 GB. Free memory is still 951.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -122.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 132.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * CodeCheck took 124.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.12 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 12:43:07,576 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 12:43:07,577 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 12:43:07,583 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 12:43:07,584 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 12:43:07,584 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 12:43:07,585 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 12:43:07,585 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 12:43:07,586 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 12:43:07,587 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 12:43:07,587 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 12:43:07,587 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 12:43:07,588 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 12:43:07,588 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 12:43:07,589 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 12:43:07,589 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 12:43:07,589 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 12:43:07,590 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 12:43:07,591 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 12:43:07,592 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 12:43:07,592 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 12:43:07,593 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 12:43:07,594 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 12:43:07,594 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 12:43:07,594 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 12:43:07,595 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 12:43:07,595 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 12:43:07,595 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 12:43:07,596 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 12:43:07,596 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 12:43:07,596 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 12:43:07,597 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 12:43:07,597 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 12:43:07,597 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 12:43:07,597 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 12:43:07,598 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 12:43:07,598 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 12:43:07,605 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 12:43:07,605 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 12:43:07,606 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 12:43:07,606 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 12:43:07,606 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 12:43:07,606 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 12:43:07,606 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 12:43:07,607 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 12:43:07,608 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 12:43:07,608 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 12:43:07,608 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 12:43:07,608 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 12:43:07,608 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 12:43:07,608 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 12:43:07,608 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 12:43:07,608 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 12:43:07,608 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 12:43:07,608 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 12:43:07,608 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 12:43:07,609 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 12:43:07,609 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 12:43:07,609 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_baeb993d-eda4-4213-b906-d5eb48022c25/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 -> 7de8352890f1d55270cdee8daa00c3bfaf4226ea [2018-12-08 12:43:07,626 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 12:43:07,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 12:43:07,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 12:43:07,636 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 12:43:07,636 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 12:43:07,637 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/zonotope_tight_true-unreach-call_true-termination.c [2018-12-08 12:43:07,670 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/data/28f9db5c3/13db219910654d9c96848efbf1939df0/FLAGb1b984b23 [2018-12-08 12:43:08,062 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 12:43:08,063 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/sv-benchmarks/c/float-benchs/zonotope_tight_true-unreach-call_true-termination.c [2018-12-08 12:43:08,067 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/data/28f9db5c3/13db219910654d9c96848efbf1939df0/FLAGb1b984b23 [2018-12-08 12:43:08,075 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/data/28f9db5c3/13db219910654d9c96848efbf1939df0 [2018-12-08 12:43:08,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 12:43:08,078 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 12:43:08,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 12:43:08,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 12:43:08,081 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 12:43:08,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@265c0857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08, skipping insertion in model container [2018-12-08 12:43:08,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 12:43:08,097 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 12:43:08,194 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:43:08,198 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 12:43:08,208 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:43:08,217 INFO L195 MainTranslator]: Completed translation [2018-12-08 12:43:08,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08 WrapperNode [2018-12-08 12:43:08,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 12:43:08,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 12:43:08,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 12:43:08,218 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 12:43:08,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 12:43:08,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 12:43:08,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 12:43:08,238 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 12:43:08,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08" (1/1) ... [2018-12-08 12:43:08,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 12:43:08,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 12:43:08,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 12:43:08,255 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 12:43:08,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:43:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_baeb993d-eda4-4213-b906-d5eb48022c25/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 12:43:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 12:43:08,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 12:43:50,987 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 12:43:50,987 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-08 12:43:50,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:43:50 BoogieIcfgContainer [2018-12-08 12:43:50,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 12:43:50,988 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 12:43:50,988 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 12:43:50,995 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 12:43:50,996 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:43:50" (1/1) ... [2018-12-08 12:43:51,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:43:51,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:43:51,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-08 12:43:51,023 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-08 12:43:51,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-08 12:43:51,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:43:51,056 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 12:44:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-08 12:44:01,228 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-08 12:44:01,231 INFO L168 Benchmark]: Toolchain (without parser) took 53153.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:44:01,232 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:44:01,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 138.57 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-12-08 12:44:01,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.25 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:44:01,234 INFO L168 Benchmark]: Boogie Preprocessor took 15.88 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 12:44:01,235 INFO L168 Benchmark]: RCFGBuilder took 42733.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -171.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-08 12:44:01,235 INFO L168 Benchmark]: CodeCheck took 10242.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 12:44:01,238 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 138.57 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 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 20.25 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.88 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 42733.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -171.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * CodeCheck took 10242.02 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...