./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/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 05489f97023e2a5894acdd30001ad3ce1a478731 ................................................................................................................................................................................................................. 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_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/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 05489f97023e2a5894acdd30001ad3ce1a478731 ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:57:23,723 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:57:23,725 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:57:23,732 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:57:23,732 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:57:23,733 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:57:23,734 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:57:23,735 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:57:23,736 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:57:23,736 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:57:23,737 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:57:23,737 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:57:23,738 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:57:23,739 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:57:23,739 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:57:23,740 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:57:23,740 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:57:23,742 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:57:23,743 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:57:23,744 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:57:23,745 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:57:23,746 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:57:23,747 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:57:23,748 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:57:23,748 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:57:23,748 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:57:23,749 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:57:23,750 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:57:23,750 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:57:23,751 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:57:23,751 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:57:23,752 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:57:23,752 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:57:23,752 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:57:23,753 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:57:23,753 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:57:23,753 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:57:23,765 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:57:23,765 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:57:23,766 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:57:23,766 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:57:23,766 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:57:23,766 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:57:23,767 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:57:23,767 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:57:23,767 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:57:23,767 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:57:23,767 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:57:23,767 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:57:23,767 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:57:23,768 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:57:23,768 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:57:23,768 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:57:23,768 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:57:23,768 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:57:23,768 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:57:23,769 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:57:23,769 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:57:23,769 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:57:23,769 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:57:23,769 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:57:23,769 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:57:23,770 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:57:23,770 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:57:23,770 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:57:23,770 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_2e73fa8b-382a-4784-9335-83454a51abac/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 -> 05489f97023e2a5894acdd30001ad3ce1a478731 [2018-11-10 05:57:23,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:57:23,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:57:23,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:57:23,812 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:57:23,813 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:57:23,813 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c [2018-11-10 05:57:23,856 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/data/c248665d1/80917cbd05f64334865aecad4c6c3d08/FLAG454f1f4a0 [2018-11-10 05:57:24,179 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:57:24,179 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c [2018-11-10 05:57:24,184 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/data/c248665d1/80917cbd05f64334865aecad4c6c3d08/FLAG454f1f4a0 [2018-11-10 05:57:24,195 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/data/c248665d1/80917cbd05f64334865aecad4c6c3d08 [2018-11-10 05:57:24,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:57:24,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:57:24,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:57:24,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:57:24,205 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:57:24,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a7e98ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24, skipping insertion in model container [2018-11-10 05:57:24,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:57:24,237 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:57:24,373 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:57:24,375 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:57:24,386 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:57:24,395 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:57:24,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24 WrapperNode [2018-11-10 05:57:24,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:57:24,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:57:24,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:57:24,396 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:57:24,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:57:24,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:57:24,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:57:24,419 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:57:24,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:57:24,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:57:24,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:57:24,432 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:57:24,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:57:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:57:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:57:24,689 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:57:24,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:57:24 BoogieIcfgContainer [2018-11-10 05:57:24,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:57:24,690 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:57:24,690 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:57:24,699 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:57:24,699 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:57:24" (1/1) ... [2018-11-10 05:57:24,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:57:24,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:24,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 05:57:24,730 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 05:57:24,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 05:57:24,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:57:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:57:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:57:24,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:57:24,833 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 05:57:24,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:57:24 ImpRootNode [2018-11-10 05:57:24,848 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:57:24,848 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:57:24,848 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:57:24,848 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:57:24,848 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:57:24" (3/4) ... [2018-11-10 05:57:24,852 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 05:57:24,852 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:57:24,853 INFO L168 Benchmark]: Toolchain (without parser) took 653.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 959.3 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). Peak memory consumption was 898.1 kB. Max. memory is 11.5 GB. [2018-11-10 05:57:24,855 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:57:24,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 195.04 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:57:24,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.45 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:57:24,856 INFO L168 Benchmark]: Boogie Preprocessor took 13.27 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:57:24,857 INFO L168 Benchmark]: RCFGBuilder took 257.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -195.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:57:24,858 INFO L168 Benchmark]: CodeCheck took 157.40 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: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:57:24,858 INFO L168 Benchmark]: Witness Printer took 4.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:57:24,861 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, 16 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 18, overapproximation of to_real at line 12, overapproximation of someBinaryArithmeticFLOAToperation at line 23. Possible FailurePath: [L9] float X, Y, S, R, D; [L10] int i; [L12] Y = 0 [L14] i = 0 [L14] COND TRUE i < 100000 [L16] X = __VERIFIER_nondet_float() [L17] D = __VERIFIER_nondet_float() [L21] S = Y [L22] Y = X [L23] R = X - S [L24] COND FALSE !(R <= -D) [L25] COND FALSE !(R >= D) [L27] CALL __VERIFIER_assert(Y >= -129.f && Y <= 129.f) [L5] COND TRUE !(cond) [L5] __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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 195.04 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 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 22.45 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.27 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 257.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -195.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * CodeCheck took 157.40 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: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:57:26,358 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:57:26,359 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:57:26,369 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:57:26,369 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:57:26,370 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:57:26,371 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:57:26,372 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:57:26,374 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:57:26,374 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:57:26,375 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:57:26,375 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:57:26,376 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:57:26,377 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:57:26,378 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:57:26,378 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:57:26,379 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:57:26,380 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:57:26,382 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:57:26,383 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:57:26,384 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:57:26,385 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:57:26,387 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:57:26,387 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:57:26,387 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:57:26,388 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:57:26,389 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:57:26,389 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:57:26,390 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:57:26,391 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:57:26,391 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:57:26,391 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:57:26,392 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:57:26,392 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:57:26,393 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:57:26,393 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:57:26,393 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 05:57:26,405 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:57:26,405 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:57:26,406 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:57:26,406 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:57:26,407 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:57:26,407 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:57:26,407 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:57:26,407 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:57:26,407 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:57:26,407 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:57:26,407 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:57:26,408 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:57:26,408 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:57:26,408 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:57:26,408 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:57:26,408 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:57:26,408 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:57:26,408 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:57:26,409 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:57:26,409 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:57:26,409 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:57:26,409 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:57:26,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:57:26,409 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:57:26,410 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:57:26,410 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:57:26,410 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 05:57:26,410 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:57:26,410 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:57:26,410 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:57:26,411 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:57:26,411 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_2e73fa8b-382a-4784-9335-83454a51abac/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 -> 05489f97023e2a5894acdd30001ad3ce1a478731 [2018-11-10 05:57:26,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:57:26,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:57:26,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:57:26,460 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:57:26,460 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:57:26,461 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c [2018-11-10 05:57:26,508 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/data/c3faa314b/d05f45c57f23451dbf05d6686163320a/FLAGcdd85a692 [2018-11-10 05:57:26,838 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:57:26,839 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call_true-termination.c [2018-11-10 05:57:26,843 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/data/c3faa314b/d05f45c57f23451dbf05d6686163320a/FLAGcdd85a692 [2018-11-10 05:57:26,852 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/data/c3faa314b/d05f45c57f23451dbf05d6686163320a [2018-11-10 05:57:26,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:57:26,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:57:26,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:57:26,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:57:26,858 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:57:26,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:57:26" (1/1) ... [2018-11-10 05:57:26,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e502643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:26, skipping insertion in model container [2018-11-10 05:57:26,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:57:26" (1/1) ... [2018-11-10 05:57:26,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:57:26,880 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:57:26,994 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:57:26,999 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:57:27,013 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:57:27,023 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:57:27,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27 WrapperNode [2018-11-10 05:57:27,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:57:27,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:57:27,024 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:57:27,024 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:57:27,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27" (1/1) ... [2018-11-10 05:57:27,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27" (1/1) ... [2018-11-10 05:57:27,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:57:27,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:57:27,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:57:27,048 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:57:27,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27" (1/1) ... [2018-11-10 05:57:27,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27" (1/1) ... [2018-11-10 05:57:27,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27" (1/1) ... [2018-11-10 05:57:27,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27" (1/1) ... [2018-11-10 05:57:27,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27" (1/1) ... [2018-11-10 05:57:27,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27" (1/1) ... [2018-11-10 05:57:27,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27" (1/1) ... [2018-11-10 05:57:27,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:57:27,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:57:27,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:57:27,065 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:57:27,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e73fa8b-382a-4784-9335-83454a51abac/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:57:27,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:57:27,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:57:28,576 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:57:28,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:57:28 BoogieIcfgContainer [2018-11-10 05:57:28,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:57:28,578 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:57:28,578 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:57:28,593 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:57:28,593 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:57:28" (1/1) ... [2018-11-10 05:57:28,601 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:57:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 05:57:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 05:57:28,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 05:57:28,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:28,668 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:57:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:28,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:57:29,061 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 05:57:30,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:30,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-11-10 05:57:30,742 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-11-10 05:57:30,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 05:57:30,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:30,743 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:57:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:38,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:57:40,079 WARN L179 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2018-11-10 05:57:40,588 WARN L179 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2018-11-10 05:57:47,693 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:57:48,421 WARN L179 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-11-10 05:57:49,440 WARN L179 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2018-11-10 05:57:50,346 WARN L179 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-11-10 05:57:53,060 WARN L179 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2018-11-10 05:57:54,026 WARN L179 SmtUtils]: Spent 782.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-11-10 05:57:54,869 WARN L179 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-11-10 05:58:14,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:58:14,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2018-11-10 05:58:14,015 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2018-11-10 05:58:14,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:58:14,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:58:14,020 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:58:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 05:58:24,145 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:58:24,148 INFO L168 Benchmark]: Toolchain (without parser) took 57293.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 950.8 MB in the beginning and 1.0 GB in the end (delta: -97.3 MB). Peak memory consumption was 83.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:24,148 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:58:24,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 168.04 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 939.0 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:24,149 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.79 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:24,150 INFO L168 Benchmark]: Boogie Preprocessor took 16.72 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 05:58:24,150 INFO L168 Benchmark]: RCFGBuilder took 1512.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 933.6 MB in the beginning and 1.2 GB in the end (delta: -218.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:24,151 INFO L168 Benchmark]: CodeCheck took 55569.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:24,154 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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 168.04 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 939.0 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.79 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.72 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 1512.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 933.6 MB in the beginning and 1.2 GB in the end (delta: -218.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * CodeCheck took 55569.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...