./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/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 baae1df251282d1eda460471d08fa85f093901c4 ............................................................................................................................................................................................................................ 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_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/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 baae1df251282d1eda460471d08fa85f093901c4 ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:03:41,518 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:03:41,519 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:03:41,525 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:03:41,526 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:03:41,526 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:03:41,527 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:03:41,528 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:03:41,529 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:03:41,530 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:03:41,531 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:03:41,531 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:03:41,531 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:03:41,532 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:03:41,532 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:03:41,533 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:03:41,533 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:03:41,534 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:03:41,535 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:03:41,536 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:03:41,537 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:03:41,538 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:03:41,539 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:03:41,539 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:03:41,539 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:03:41,540 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:03:41,541 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:03:41,541 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:03:41,541 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:03:41,542 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:03:41,542 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:03:41,543 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:03:41,543 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:03:41,543 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:03:41,544 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:03:41,544 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:03:41,544 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:03:41,554 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:03:41,554 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:03:41,555 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:03:41,555 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:03:41,556 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:03:41,556 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:03:41,556 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:03:41,556 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:03:41,556 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:03:41,556 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:03:41,556 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:03:41,557 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:03:41,557 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:03:41,557 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:03:41,557 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:03:41,557 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:03:41,557 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:03:41,557 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:03:41,557 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:03:41,557 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:03:41,557 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:03:41,557 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:03:41,557 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:03:41,558 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:03:41,558 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:03:41,558 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:03:41,558 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:03:41,558 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:03:41,558 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:03:41,558 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_9358fae6-284e-4878-ad84-0971cb346bf8/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 -> baae1df251282d1eda460471d08fa85f093901c4 [2018-11-18 11:03:41,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:03:41,588 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:03:41,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:03:41,590 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:03:41,591 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:03:41,591 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-18 11:03:41,626 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/data/676db92c5/b0c064e21263466f9003291e07df1a98/FLAG794be1bb9 [2018-11-18 11:03:42,023 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:03:42,024 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-18 11:03:42,027 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/data/676db92c5/b0c064e21263466f9003291e07df1a98/FLAG794be1bb9 [2018-11-18 11:03:42,038 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/data/676db92c5/b0c064e21263466f9003291e07df1a98 [2018-11-18 11:03:42,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:03:42,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:03:42,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:03:42,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:03:42,044 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:03:42,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3275144b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42, skipping insertion in model container [2018-11-18 11:03:42,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:03:42,064 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:03:42,172 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:03:42,174 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:03:42,184 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:03:42,192 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:03:42,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42 WrapperNode [2018-11-18 11:03:42,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:03:42,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:03:42,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:03:42,193 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:03:42,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:03:42,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:03:42,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:03:42,212 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:03:42,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:03:42,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:03:42,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:03:42,259 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:03:42,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/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 [2018-11-18 11:03:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:03:42,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:03:42,433 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:03:42,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:03:42 BoogieIcfgContainer [2018-11-18 11:03:42,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:03:42,434 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:03:42,434 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:03:42,441 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:03:42,441 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:03:42" (1/1) ... [2018-11-18 11:03:42,449 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:03:42,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:03:42,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-18 11:03:42,470 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-18 11:03:42,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 11:03:42,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:03:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:03:42,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:03:42,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:03:42,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-18 11:03:42,535 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-18 11:03:42,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-18 11:03:42,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:03:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:03:42,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:03:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:03:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:03:42,579 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 11:03:42,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:03:42 ImpRootNode [2018-11-18 11:03:42,594 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:03:42,594 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:03:42,594 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:03:42,594 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:03:42,595 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:03:42" (3/4) ... [2018-11-18 11:03:42,597 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 11:03:42,597 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:03:42,597 INFO L168 Benchmark]: Toolchain (without parser) took 556.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -148.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:03:42,599 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-11-18 11:03:42,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 151.48 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:03:42,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.64 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:03:42,600 INFO L168 Benchmark]: Boogie Preprocessor took 46.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -192.7 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:03:42,601 INFO L168 Benchmark]: RCFGBuilder took 175.52 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: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:03:42,601 INFO L168 Benchmark]: CodeCheck took 159.55 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 11:03:42,601 INFO L168 Benchmark]: Witness Printer took 2.89 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. [2018-11-18 11:03:42,604 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, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 30 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, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 2]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryLONGDOUBLEComparisonOperation at line 9, overapproximation of someBinaryArithmeticDOUBLEoperation at line 6. Possible FailurePath: [L6] long double x = 1.0/7.0; [L7] long long res = 0; [L9] int i = 1; [L9] COND FALSE !(x != 0) [L15] CALL __VERIFIER_assert(res == 67050) [L2] COND TRUE !(cond) [L2] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 151.48 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.4 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 18.64 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -192.7 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 175.52 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: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * CodeCheck took 159.55 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 2.89 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 0.1.23-5842f4b [2018-11-18 11:03:44,024 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:03:44,025 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:03:44,034 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:03:44,034 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:03:44,035 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:03:44,035 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:03:44,037 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:03:44,038 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:03:44,038 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:03:44,039 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:03:44,039 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:03:44,039 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:03:44,040 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:03:44,041 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:03:44,041 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:03:44,042 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:03:44,043 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:03:44,044 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:03:44,045 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:03:44,046 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:03:44,047 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:03:44,048 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:03:44,048 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:03:44,048 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:03:44,049 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:03:44,050 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:03:44,050 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:03:44,051 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:03:44,051 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:03:44,052 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:03:44,052 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:03:44,052 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:03:44,052 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:03:44,053 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:03:44,053 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:03:44,054 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 11:03:44,063 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:03:44,064 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:03:44,064 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:03:44,064 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:03:44,065 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:03:44,065 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:03:44,065 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:03:44,065 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:03:44,065 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:03:44,065 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:03:44,066 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:03:44,066 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:03:44,066 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:03:44,066 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 11:03:44,066 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 11:03:44,066 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:03:44,066 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:03:44,066 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:03:44,066 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:03:44,067 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:03:44,067 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:03:44,067 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:03:44,067 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:03:44,067 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:03:44,067 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:03:44,068 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:03:44,068 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:03:44,068 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 11:03:44,068 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 11:03:44,068 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:03:44,068 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 11:03:44,068 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 11:03:44,068 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_9358fae6-284e-4878-ad84-0971cb346bf8/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 -> baae1df251282d1eda460471d08fa85f093901c4 [2018-11-18 11:03:44,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:03:44,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:03:44,108 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:03:44,109 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:03:44,110 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:03:44,110 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-18 11:03:44,149 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/data/f71ebabd0/afc6dfd4f3d1435a97f01092e434f389/FLAG5ced2d974 [2018-11-18 11:03:44,547 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:03:44,547 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-18 11:03:44,551 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/data/f71ebabd0/afc6dfd4f3d1435a97f01092e434f389/FLAG5ced2d974 [2018-11-18 11:03:44,559 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/bin-2019/ukojak/data/f71ebabd0/afc6dfd4f3d1435a97f01092e434f389 [2018-11-18 11:03:44,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:03:44,562 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:03:44,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:03:44,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:03:44,566 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:03:44,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119b503f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44, skipping insertion in model container [2018-11-18 11:03:44,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:03:44,587 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:03:44,706 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:03:44,710 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:03:44,720 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:03:44,731 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:03:44,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44 WrapperNode [2018-11-18 11:03:44,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:03:44,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:03:44,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:03:44,732 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:03:44,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:03:44,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:03:44,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:03:44,752 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:03:44,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44" (1/1) ... [2018-11-18 11:03:44,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:03:44,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:03:44,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:03:44,769 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:03:44,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:03:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9358fae6-284e-4878-ad84-0971cb346bf8/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 [2018-11-18 11:03:44,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:03:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:03:56,703 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:03:56,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:03:56 BoogieIcfgContainer [2018-11-18 11:03:56,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:03:56,704 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:03:56,704 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:03:56,710 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:03:56,710 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:03:56" (1/1) ... [2018-11-18 11:03:56,717 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:03:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:03:56,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-18 11:03:56,738 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-18 11:03:56,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 11:03:56,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:03:56,774 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:03:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:03:56,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:03:56,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:03:56,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:03:56,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-18 11:03:56,804 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-18 11:03:56,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-18 11:03:56,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:03:56,806 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:03:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:03:56,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:03:56,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:04:08,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:04:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-11-18 11:04:08,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-11-18 11:04:08,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 11:04:08,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:04:08,369 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:04:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:04:10,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:04:10,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:04:50,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:04:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-11-18 11:04:50,720 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-11-18 11:04:50,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 11:04:50,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:04:50,724 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:05:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 11:05:00,965 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:505) 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) [2018-11-18 11:05:00,967 INFO L168 Benchmark]: Toolchain (without parser) took 76405.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -138.4 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:00,969 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-11-18 11:05:00,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 168.27 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:00,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.13 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:00,970 INFO L168 Benchmark]: Boogie Preprocessor took 16.89 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:05:00,971 INFO L168 Benchmark]: RCFGBuilder took 11934.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -174.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:00,972 INFO L168 Benchmark]: CodeCheck took 64262.96 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: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:05:00,975 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:505) * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 168.27 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.13 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.89 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 11934.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -174.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * CodeCheck took 64262.96 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: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...