./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/digits_while_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_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/digits_while_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/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 ba87e9c753f7544044408266a9031a50ca559d39 .................................................................................................................................................................................................................. 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_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/digits_while_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/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 ba87e9c753f7544044408266a9031a50ca559d39 ..................................................................................................................................................................................................................... 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 10:36:18,177 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:36:18,178 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:36:18,187 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:36:18,187 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:36:18,188 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:36:18,189 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:36:18,190 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:36:18,191 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:36:18,192 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:36:18,192 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:36:18,192 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:36:18,193 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:36:18,194 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:36:18,195 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:36:18,195 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:36:18,196 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:36:18,197 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:36:18,199 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:36:18,200 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:36:18,200 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:36:18,201 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:36:18,203 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:36:18,203 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:36:18,203 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:36:18,204 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:36:18,205 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:36:18,205 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:36:18,206 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:36:18,207 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:36:18,207 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:36:18,208 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:36:18,208 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:36:18,208 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:36:18,209 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:36:18,209 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:36:18,209 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 10:36:18,219 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:36:18,219 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:36:18,220 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:36:18,220 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:36:18,221 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:36:18,221 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:36:18,221 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:36:18,221 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:36:18,221 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:36:18,222 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:36:18,222 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:36:18,222 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:36:18,222 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:36:18,222 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:36:18,222 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:36:18,222 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:36:18,223 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:36:18,223 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 10:36:18,223 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 10:36:18,223 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:36:18,223 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:36:18,223 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:36:18,224 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:36:18,224 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:36:18,224 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:36:18,224 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 10:36:18,224 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:36:18,224 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:36:18,224 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_f28b8efd-9b81-4dc1-a985-b5919a4283c1/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 -> ba87e9c753f7544044408266a9031a50ca559d39 [2018-11-10 10:36:18,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:36:18,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:36:18,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:36:18,261 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:36:18,261 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:36:18,262 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/digits_while_true-unreach-call.i [2018-11-10 10:36:18,297 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/data/c30196829/955d4ccd58264b709fa0794a6c536287/FLAG8c80ec458 [2018-11-10 10:36:18,688 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:36:18,689 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/sv-benchmarks/c/floats-esbmc-regression/digits_while_true-unreach-call.i [2018-11-10 10:36:18,692 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/data/c30196829/955d4ccd58264b709fa0794a6c536287/FLAG8c80ec458 [2018-11-10 10:36:18,701 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/data/c30196829/955d4ccd58264b709fa0794a6c536287 [2018-11-10 10:36:18,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:36:18,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:36:18,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:36:18,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:36:18,707 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:36:18,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e7f328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18, skipping insertion in model container [2018-11-10 10:36:18,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:36:18,726 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:36:18,815 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:36:18,817 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:36:18,828 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:36:18,836 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:36:18,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18 WrapperNode [2018-11-10 10:36:18,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:36:18,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:36:18,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:36:18,837 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:36:18,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:36:18,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:36:18,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:36:18,856 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:36:18,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18" (1/1) ... [2018-11-10 10:36:18,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:36:18,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:36:18,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:36:18,868 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:36:18,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/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 10:36:18,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:36:18,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:36:19,064 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:36:19,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:36:19 BoogieIcfgContainer [2018-11-10 10:36:19,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:36:19,066 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 10:36:19,066 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 10:36:19,075 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 10:36:19,076 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:36:19" (1/1) ... [2018-11-10 10:36:19,084 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:36:19,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:19,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 10:36:19,108 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 10:36:19,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 10:36:19,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:19,173 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 10:36:19,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:19,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-10 10:36:19,180 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-10 10:36:19,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 10:36:19,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:19,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:36:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:36:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:36:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:36:19,219 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 10:36:19,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 10:36:19 ImpRootNode [2018-11-10 10:36:19,236 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 10:36:19,236 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:36:19,236 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:36:19,236 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:36:19,237 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:36:19" (3/4) ... [2018-11-10 10:36:19,240 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 10:36:19,240 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:36:19,241 INFO L168 Benchmark]: Toolchain (without parser) took 537.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -184.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:36:19,242 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:36:19,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 132.04 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 944.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:36:19,244 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.05 ms. Allocated memory is still 1.0 GB. Free memory is still 944.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:36:19,244 INFO L168 Benchmark]: Boogie Preprocessor took 11.99 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 941.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:36:19,245 INFO L168 Benchmark]: RCFGBuilder took 197.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 941.4 MB in the beginning and 1.2 GB in the end (delta: -210.8 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:36:19,246 INFO L168 Benchmark]: CodeCheck took 170.15 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-11-10 10:36:19,246 INFO L168 Benchmark]: Witness Printer took 4.29 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 10:36:19,251 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, 12 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 10, 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; [L10] COND FALSE !(x != 0) [L17] 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 132.04 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 944.1 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 19.05 ms. Allocated memory is still 1.0 GB. Free memory is still 944.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.99 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 941.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 197.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 941.4 MB in the beginning and 1.2 GB in the end (delta: -210.8 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * CodeCheck took 170.15 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.29 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 10:36:20,690 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:36:20,692 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:36:20,700 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:36:20,701 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:36:20,701 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:36:20,702 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:36:20,703 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:36:20,704 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:36:20,705 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:36:20,706 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:36:20,706 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:36:20,706 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:36:20,707 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:36:20,708 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:36:20,708 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:36:20,709 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:36:20,710 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:36:20,711 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:36:20,712 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:36:20,713 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:36:20,714 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:36:20,716 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:36:20,716 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:36:20,716 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:36:20,716 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:36:20,717 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:36:20,718 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:36:20,718 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:36:20,719 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:36:20,719 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:36:20,720 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:36:20,720 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:36:20,720 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:36:20,720 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:36:20,721 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:36:20,721 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 10:36:20,732 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:36:20,732 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:36:20,732 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:36:20,733 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:36:20,733 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:36:20,733 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:36:20,733 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:36:20,734 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:36:20,734 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:36:20,734 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:36:20,734 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:36:20,734 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:36:20,735 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:36:20,735 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 10:36:20,735 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 10:36:20,735 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:36:20,735 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:36:20,735 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:36:20,735 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 10:36:20,736 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 10:36:20,736 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:36:20,736 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:36:20,736 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:36:20,736 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:36:20,736 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:36:20,736 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:36:20,737 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 10:36:20,737 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 10:36:20,737 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:36:20,737 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 10:36:20,737 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 10:36:20,737 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_f28b8efd-9b81-4dc1-a985-b5919a4283c1/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 -> ba87e9c753f7544044408266a9031a50ca559d39 [2018-11-10 10:36:20,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:36:20,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:36:20,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:36:20,782 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:36:20,783 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:36:20,783 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/digits_while_true-unreach-call.i [2018-11-10 10:36:20,822 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/data/0539f37db/09c3a3b0549e4002aee01a54fe0ef9a7/FLAG8d3be30cc [2018-11-10 10:36:21,137 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:36:21,137 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/sv-benchmarks/c/floats-esbmc-regression/digits_while_true-unreach-call.i [2018-11-10 10:36:21,141 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/data/0539f37db/09c3a3b0549e4002aee01a54fe0ef9a7/FLAG8d3be30cc [2018-11-10 10:36:21,150 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/bin-2019/ukojak/data/0539f37db/09c3a3b0549e4002aee01a54fe0ef9a7 [2018-11-10 10:36:21,152 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:36:21,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:36:21,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:36:21,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:36:21,156 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:36:21,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@98713a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21, skipping insertion in model container [2018-11-10 10:36:21,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:36:21,176 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:36:21,306 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:36:21,310 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:36:21,325 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:36:21,337 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:36:21,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21 WrapperNode [2018-11-10 10:36:21,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:36:21,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:36:21,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:36:21,339 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:36:21,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:36:21,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:36:21,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:36:21,362 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:36:21,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21" (1/1) ... [2018-11-10 10:36:21,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:36:21,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:36:21,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:36:21,381 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:36:21,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:36:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f28b8efd-9b81-4dc1-a985-b5919a4283c1/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 10:36:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:36:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:36:25,447 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:36:25,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:36:25 BoogieIcfgContainer [2018-11-10 10:36:25,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:36:25,448 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 10:36:25,448 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 10:36:25,456 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 10:36:25,456 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:36:25" (1/1) ... [2018-11-10 10:36:25,463 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:36:25,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:25,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 10:36:25,490 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 10:36:25,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 10:36:25,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:25,525 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 10:36:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:25,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:36:25,551 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 10:36:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:25,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-10 10:36:25,557 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-10 10:36:25,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 10:36:25,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:25,558 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 10:36:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:25,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:36:25,593 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 10:36:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:42,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-11-10 10:36:42,739 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-11-10 10:36:42,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 10:36:42,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:42,741 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 10:36:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:44,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:36:44,404 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 10:37:22,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:22,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-11-10 10:37:22,464 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-11-10 10:37:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 10:37:22,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:22,467 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 10:37:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 10:37:32,702 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 10:37:32,704 INFO L168 Benchmark]: Toolchain (without parser) took 71551.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 949.8 MB in the beginning and 1.1 GB in the end (delta: -123.9 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:37:32,706 INFO L168 Benchmark]: CDTParser took 0.15 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 10:37:32,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.51 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 10:37:32,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.80 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. [2018-11-10 10:37:32,707 INFO L168 Benchmark]: Boogie Preprocessor took 18.88 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. [2018-11-10 10:37:32,707 INFO L168 Benchmark]: RCFGBuilder took 4067.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -167.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:37:32,708 INFO L168 Benchmark]: CodeCheck took 67255.43 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:37:32,710 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 0.15 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 184.51 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 933.6 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 22.80 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. * Boogie Preprocessor took 18.88 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 4067.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -167.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * CodeCheck took 67255.43 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...