./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/large_const_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/large_const_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/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 b03e1cb325e2c3a8ef30197a8e07012b3a728d97 .................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 17:37:10,114 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 17:37:10,115 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 17:37:10,123 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 17:37:10,123 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 17:37:10,123 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 17:37:10,124 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 17:37:10,124 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 17:37:10,125 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 17:37:10,126 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 17:37:10,126 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 17:37:10,126 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 17:37:10,127 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 17:37:10,127 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 17:37:10,128 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 17:37:10,128 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 17:37:10,128 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 17:37:10,129 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 17:37:10,130 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 17:37:10,131 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 17:37:10,131 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 17:37:10,132 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 17:37:10,134 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 17:37:10,134 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 17:37:10,134 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 17:37:10,135 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 17:37:10,135 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 17:37:10,135 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 17:37:10,136 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 17:37:10,136 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 17:37:10,136 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 17:37:10,137 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 17:37:10,137 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 17:37:10,137 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 17:37:10,137 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 17:37:10,138 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 17:37:10,138 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 17:37:10,147 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 17:37:10,147 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 17:37:10,148 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 17:37:10,148 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 17:37:10,149 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 17:37:10,149 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 17:37:10,149 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 17:37:10,149 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 17:37:10,149 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 17:37:10,149 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 17:37:10,150 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 17:37:10,150 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 17:37:10,150 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 17:37:10,150 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 17:37:10,150 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 17:37:10,150 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 17:37:10,150 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 17:37:10,151 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 17:37:10,151 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 17:37:10,151 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 17:37:10,151 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 17:37:10,151 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 17:37:10,151 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:37:10,151 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 17:37:10,152 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 17:37:10,152 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 17:37:10,152 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 17:37:10,152 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 17:37:10,152 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 17:37:10,152 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_f29e26e8-6790-43a6-9535-97e374a8f205/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 -> b03e1cb325e2c3a8ef30197a8e07012b3a728d97 [2018-12-02 17:37:10,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 17:37:10,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 17:37:10,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 17:37:10,186 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 17:37:10,187 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 17:37:10,187 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/../../sv-benchmarks/c/loop-invgen/large_const_true-unreach-call_true-termination.i [2018-12-02 17:37:10,224 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/data/6daf8a9e8/cb6e428a389f471fa35a4b028ae88c97/FLAGa28cb277b [2018-12-02 17:37:10,622 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 17:37:10,623 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/sv-benchmarks/c/loop-invgen/large_const_true-unreach-call_true-termination.i [2018-12-02 17:37:10,626 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/data/6daf8a9e8/cb6e428a389f471fa35a4b028ae88c97/FLAGa28cb277b [2018-12-02 17:37:10,634 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/data/6daf8a9e8/cb6e428a389f471fa35a4b028ae88c97 [2018-12-02 17:37:10,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 17:37:10,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 17:37:10,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 17:37:10,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 17:37:10,639 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 17:37:10,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5663953f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10, skipping insertion in model container [2018-12-02 17:37:10,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 17:37:10,654 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 17:37:10,738 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:37:10,740 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 17:37:10,750 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:37:10,757 INFO L195 MainTranslator]: Completed translation [2018-12-02 17:37:10,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10 WrapperNode [2018-12-02 17:37:10,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 17:37:10,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 17:37:10,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 17:37:10,758 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 17:37:10,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 17:37:10,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 17:37:10,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 17:37:10,777 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 17:37:10,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 17:37:10,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 17:37:10,818 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 17:37:10,818 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 17:37:10,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:37:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 17:37:10,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 17:37:10,977 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 17:37:10,977 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-02 17:37:10,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:10 BoogieIcfgContainer [2018-12-02 17:37:10,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 17:37:10,978 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 17:37:10,978 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 17:37:10,984 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 17:37:10,984 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:10" (1/1) ... [2018-12-02 17:37:10,990 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:37:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:37:11,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2018-12-02 17:37:11,011 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2018-12-02 17:37:11,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 17:37:11,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:37:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:37:11,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:37:11,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:37:11,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-12-02 17:37:11,128 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-12-02 17:37:11,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 17:37:11,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:37:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:37:11,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:37:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:37:11,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 18 states and 36 transitions. [2018-12-02 17:37:11,458 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 36 transitions. [2018-12-02 17:37:11,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 17:37:11,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:37:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:37:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:37:11,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:37:11,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 21 states and 43 transitions. [2018-12-02 17:37:11,783 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 43 transitions. [2018-12-02 17:37:11,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 17:37:11,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:37:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:37:11,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:37:11,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:37:11,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-12-02 17:37:11,877 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-12-02 17:37:11,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 17:37:11,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:37:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:37:11,933 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:37:12,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:37:12,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2018-12-02 17:37:12,236 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2018-12-02 17:37:12,237 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 17:37:12,237 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2018-12-02 17:37:12,242 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 17:37:12,270 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 17:37:12,272 INFO L583 CodeCheckObserver]: Invariant with dag size 5 [2018-12-02 17:37:12,276 INFO L583 CodeCheckObserver]: Invariant with dag size 25 [2018-12-02 17:37:12,277 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-02 17:37:12,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:37:12 ImpRootNode [2018-12-02 17:37:12,277 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 17:37:12,277 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 17:37:12,278 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 17:37:12,278 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 17:37:12,278 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:10" (3/4) ... [2018-12-02 17:37:12,280 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 17:37:12,286 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-02 17:37:12,286 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 17:37:12,286 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 17:37:12,313 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f29e26e8-6790-43a6-9535-97e374a8f205/bin-2019/ukojak/witness.graphml [2018-12-02 17:37:12,313 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 17:37:12,314 INFO L168 Benchmark]: Toolchain (without parser) took 1677.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 957.1 MB in the beginning and 819.7 MB in the end (delta: 137.4 MB). Peak memory consumption was 269.0 MB. Max. memory is 11.5 GB. [2018-12-02 17:37:12,315 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:37:12,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 120.87 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 17:37:12,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.13 ms. Allocated memory is still 1.0 GB. Free memory is still 946.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:37:12,315 INFO L168 Benchmark]: Boogie Preprocessor took 40.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -176.9 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-02 17:37:12,316 INFO L168 Benchmark]: RCFGBuilder took 159.78 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-12-02 17:37:12,316 INFO L168 Benchmark]: CodeCheck took 1299.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 819.7 MB in the end (delta: 285.4 MB). Peak memory consumption was 285.4 MB. Max. memory is 11.5 GB. [2018-12-02 17:37:12,316 INFO L168 Benchmark]: Witness Printer took 35.92 ms. Allocated memory is still 1.2 GB. Free memory is still 819.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:37:12,317 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. SAFE Result, 1.2s OverallTime, 6 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 176 SDtfs, 40 SDslu, 32 SDs, 0 SdLazy, 1170 SolverSat, 322 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 449 GetRequests, 386 SyntacticMatches, 5 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 939 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 9/12 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 - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: n <= j + 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((10000 <= c3 + k && i <= 0) && 4000 <= c1 + k) && 2000 <= c2 + k) && 0 <= i) || ((2000 <= k && 0 < i) && n <= 1) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (2000 <= k && n <= j + 1) || n <= j * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 120.87 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.3 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 19.13 ms. Allocated memory is still 1.0 GB. Free memory is still 946.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -176.9 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 159.78 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * CodeCheck took 1299.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 819.7 MB in the end (delta: 285.4 MB). Peak memory consumption was 285.4 MB. Max. memory is 11.5 GB. * Witness Printer took 35.92 ms. Allocated memory is still 1.2 GB. Free memory is still 819.7 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...