./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 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/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_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/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_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/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_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/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 0.1.23-1dbac8b [2018-11-10 12:44:09,647 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:44:09,648 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:44:09,656 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:44:09,656 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:44:09,657 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:44:09,658 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:44:09,660 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:44:09,661 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:44:09,662 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:44:09,663 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:44:09,663 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:44:09,664 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:44:09,668 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:44:09,670 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:44:09,670 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:44:09,671 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:44:09,673 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:44:09,674 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:44:09,676 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:44:09,677 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:44:09,678 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:44:09,680 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:44:09,681 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:44:09,681 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:44:09,682 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:44:09,683 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:44:09,683 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:44:09,685 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:44:09,686 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:44:09,686 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:44:09,686 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:44:09,687 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:44:09,687 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:44:09,688 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:44:09,688 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:44:09,689 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:44:09,700 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:44:09,700 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:44:09,701 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:44:09,701 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:44:09,701 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:44:09,702 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:44:09,702 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:44:09,702 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:44:09,702 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:44:09,702 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:44:09,702 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:44:09,703 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:44:09,703 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:44:09,703 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:44:09,703 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:44:09,703 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:44:09,703 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:44:09,703 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:44:09,703 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:44:09,704 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:44:09,705 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:44:09,705 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:44:09,706 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:44:09,706 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:44:09,706 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:44:09,706 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:44:09,706 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:44:09,706 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:44:09,706 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_29c55a11-cff2-4d4c-ba11-56c894be726e/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 [2018-11-10 12:44:09,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:44:09,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:44:09,761 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:44:09,763 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:44:09,763 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:44:09,764 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-10 12:44:09,807 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/data/96a1a6d5a/75c5cf47b53d43248036d90ba3178e7d/FLAGb054da87c [2018-11-10 12:44:10,157 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:44:10,158 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-10 12:44:10,162 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/data/96a1a6d5a/75c5cf47b53d43248036d90ba3178e7d/FLAGb054da87c [2018-11-10 12:44:10,171 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/data/96a1a6d5a/75c5cf47b53d43248036d90ba3178e7d [2018-11-10 12:44:10,174 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:44:10,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:44:10,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:44:10,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:44:10,178 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:44:10,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ac8909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10, skipping insertion in model container [2018-11-10 12:44:10,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:44:10,205 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:44:10,349 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:44:10,352 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:44:10,363 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:44:10,373 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:44:10,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10 WrapperNode [2018-11-10 12:44:10,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:44:10,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:44:10,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:44:10,374 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:44:10,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:44:10,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:44:10,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:44:10,397 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:44:10,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:44:10,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:44:10,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:44:10,411 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:44:10,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:44:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:44:10,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:44:10,637 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:44:10,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:44:10 BoogieIcfgContainer [2018-11-10 12:44:10,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:44:10,638 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:44:10,638 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:44:10,649 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:44:10,649 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:44:10" (1/1) ... [2018-11-10 12:44:10,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:44:10,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:44:10,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 12:44:10,696 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 12:44:10,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 12:44:10,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:44:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:44:10,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:44:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:44:10,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-10 12:44:10,790 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-10 12:44:10,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 12:44:10,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:44:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:44:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:44:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:44:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:44:10,837 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 12:44:10,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:44:10 ImpRootNode [2018-11-10 12:44:10,851 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:44:10,852 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:44:10,852 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:44:10,852 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:44:10,853 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:44:10" (3/4) ... [2018-11-10 12:44:10,856 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 12:44:10,856 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:44:10,857 INFO L168 Benchmark]: Toolchain (without parser) took 682.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 959.8 MB in the beginning and 1.1 GB in the end (delta: -159.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:44:10,859 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:44:10,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 198.33 ms. Allocated memory is still 1.0 GB. Free memory was 959.8 MB in the beginning and 949.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:44:10,861 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.38 ms. Allocated memory is still 1.0 GB. Free memory is still 949.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:44:10,861 INFO L168 Benchmark]: Boogie Preprocessor took 13.94 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 946.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:44:10,862 INFO L168 Benchmark]: RCFGBuilder took 226.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 946.4 MB in the beginning and 1.1 GB in the end (delta: -194.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:44:10,863 INFO L168 Benchmark]: CodeCheck took 213.49 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: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:44:10,863 INFO L168 Benchmark]: Witness Printer took 4.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:44:10,867 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 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 198.33 ms. Allocated memory is still 1.0 GB. Free memory was 959.8 MB in the beginning and 949.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.38 ms. Allocated memory is still 1.0 GB. Free memory is still 949.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.94 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 946.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 226.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 946.4 MB in the beginning and 1.1 GB in the end (delta: -194.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * CodeCheck took 213.49 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: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:44:12,518 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:44:12,519 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:44:12,527 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:44:12,528 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:44:12,528 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:44:12,529 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:44:12,530 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:44:12,531 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:44:12,532 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:44:12,533 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:44:12,533 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:44:12,534 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:44:12,534 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:44:12,535 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:44:12,536 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:44:12,537 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:44:12,538 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:44:12,539 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:44:12,540 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:44:12,541 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:44:12,542 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:44:12,544 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:44:12,545 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:44:12,545 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:44:12,546 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:44:12,546 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:44:12,547 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:44:12,547 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:44:12,549 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:44:12,549 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:44:12,550 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:44:12,550 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:44:12,550 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:44:12,551 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:44:12,551 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:44:12,551 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 12:44:12,563 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:44:12,563 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:44:12,563 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:44:12,564 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:44:12,564 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:44:12,564 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:44:12,564 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:44:12,565 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:44:12,565 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:44:12,565 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:44:12,565 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:44:12,565 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:44:12,565 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:44:12,565 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:44:12,565 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:44:12,566 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:44:12,566 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:44:12,566 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:44:12,566 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:44:12,566 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:44:12,566 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:44:12,566 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:44:12,567 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:44:12,567 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:44:12,567 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:44:12,567 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:44:12,567 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 12:44:12,567 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:44:12,567 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:44:12,567 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:44:12,567 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:44:12,567 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_29c55a11-cff2-4d4c-ba11-56c894be726e/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 [2018-11-10 12:44:12,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:44:12,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:44:12,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:44:12,610 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:44:12,610 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:44:12,611 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-10 12:44:12,649 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/data/151ee7a0c/6d26d636edf84cbb87e9cb21c1249062/FLAG3850ffdb3 [2018-11-10 12:44:12,988 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:44:12,988 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-10 12:44:12,992 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/data/151ee7a0c/6d26d636edf84cbb87e9cb21c1249062/FLAG3850ffdb3 [2018-11-10 12:44:13,002 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/data/151ee7a0c/6d26d636edf84cbb87e9cb21c1249062 [2018-11-10 12:44:13,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:44:13,005 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:44:13,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:44:13,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:44:13,009 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:44:13,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f073077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13, skipping insertion in model container [2018-11-10 12:44:13,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:44:13,031 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:44:13,151 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:44:13,157 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:44:13,173 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:44:13,186 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:44:13,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13 WrapperNode [2018-11-10 12:44:13,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:44:13,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:44:13,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:44:13,188 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:44:13,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:44:13,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:44:13,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:44:13,213 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:44:13,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13" (1/1) ... [2018-11-10 12:44:13,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:44:13,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:44:13,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:44:13,230 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:44:13,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:44:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29c55a11-cff2-4d4c-ba11-56c894be726e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:44:13,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:44:13,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:44:30,910 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:44:30,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:44:30 BoogieIcfgContainer [2018-11-10 12:44:30,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:44:30,911 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:44:30,911 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:44:30,919 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:44:30,919 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:44:30" (1/1) ... [2018-11-10 12:44:30,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:44:30,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:44:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 12:44:30,948 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 12:44:30,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 12:44:30,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:44:30,983 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:44:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:44:30,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:44:31,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:44:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:44:31,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-10 12:44:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-10 12:44:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 12:44:31,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:44:31,011 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:44:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:44:31,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:44:31,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:44:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:44:53,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2018-11-10 12:44:53,956 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2018-11-10 12:44:53,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 12:44:53,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:44:53,958 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:44:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:44:55,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:44:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:45:32,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:45:32,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2018-11-10 12:45:32,121 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2018-11-10 12:45:32,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 12:45:32,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:45:32,125 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:45:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 12:45:42,390 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:45:42,393 INFO L168 Benchmark]: Toolchain (without parser) took 89387.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -179.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:45:42,394 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:45:42,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 181.34 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:45:42,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.72 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:45:42,396 INFO L168 Benchmark]: Boogie Preprocessor took 16.64 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:45:42,396 INFO L168 Benchmark]: RCFGBuilder took 17680.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 934.7 MB in the beginning and 1.2 GB in the end (delta: -215.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:45:42,397 INFO L168 Benchmark]: CodeCheck took 71481.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:45:42,399 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 181.34 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.72 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.64 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 17680.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 934.7 MB in the beginning and 1.2 GB in the end (delta: -215.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * CodeCheck took 71481.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...