./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_true-unreach-call4_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_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_true-unreach-call4_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/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 8538ad1ae962a1ba831f755fb5c2de9d27f82db5 ................................................................................................................................................................................................................................................................. 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 14:26:59,217 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:26:59,218 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:26:59,224 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:26:59,225 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:26:59,225 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:26:59,226 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:26:59,226 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:26:59,227 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:26:59,228 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:26:59,228 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:26:59,228 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:26:59,229 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:26:59,229 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:26:59,230 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:26:59,230 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:26:59,230 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:26:59,231 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:26:59,232 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:26:59,233 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:26:59,233 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:26:59,234 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:26:59,235 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:26:59,235 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:26:59,235 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:26:59,236 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:26:59,236 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:26:59,237 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:26:59,237 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:26:59,238 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:26:59,238 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:26:59,238 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:26:59,238 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:26:59,238 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:26:59,239 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:26:59,239 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:26:59,239 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 14:26:59,247 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:26:59,247 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:26:59,247 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:26:59,247 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 14:26:59,248 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:26:59,248 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:26:59,248 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:26:59,248 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:26:59,248 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:26:59,248 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:26:59,249 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:26:59,249 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:26:59,249 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:26:59,249 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:26:59,249 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:26:59,249 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:26:59,249 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:26:59,249 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:26:59,250 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 14:26:59,250 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 14:26:59,250 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:26:59,250 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:26:59,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 14:26:59,250 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:26:59,250 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:26:59,251 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:26:59,251 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 14:26:59,251 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:26:59,251 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:26:59,251 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_bb759cd0-6968-4bfa-879e-2ed8b27f3157/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 -> 8538ad1ae962a1ba831f755fb5c2de9d27f82db5 [2018-12-02 14:26:59,269 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:26:59,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:26:59,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:26:59,281 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:26:59,282 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:26:59,282 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/../../sv-benchmarks/c/loop-crafted/simple_array_index_value_true-unreach-call4_true-termination.i [2018-12-02 14:26:59,320 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/data/e2729b575/26cf59246b2b4598b11f2d0103ec5ea2/FLAG0f05f0c23 [2018-12-02 14:26:59,702 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:26:59,702 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/sv-benchmarks/c/loop-crafted/simple_array_index_value_true-unreach-call4_true-termination.i [2018-12-02 14:26:59,705 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/data/e2729b575/26cf59246b2b4598b11f2d0103ec5ea2/FLAG0f05f0c23 [2018-12-02 14:26:59,714 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/data/e2729b575/26cf59246b2b4598b11f2d0103ec5ea2 [2018-12-02 14:26:59,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:26:59,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:26:59,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:26:59,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:26:59,719 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:26:59,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54724d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59, skipping insertion in model container [2018-12-02 14:26:59,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:26:59,734 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:26:59,823 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:26:59,826 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:26:59,838 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:26:59,850 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:26:59,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59 WrapperNode [2018-12-02 14:26:59,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:26:59,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:26:59,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:26:59,851 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:26:59,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:26:59,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:26:59,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:26:59,872 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:26:59,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59" (1/1) ... [2018-12-02 14:26:59,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:26:59,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:26:59,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:26:59,917 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:26:59,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:26:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/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 14:26:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:26:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:26:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:26:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 14:26:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-12-02 14:26:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-12-02 14:26:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 14:27:00,066 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:27:00,067 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-02 14:27:00,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:27:00 BoogieIcfgContainer [2018-12-02 14:27:00,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:27:00,067 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 14:27:00,067 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 14:27:00,074 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 14:27:00,074 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:27:00" (1/1) ... [2018-12-02 14:27:00,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:27:00,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:27:00,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-12-02 14:27:00,102 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-12-02 14:27:00,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 14:27:00,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:27:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:27:00,212 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 14:27:00,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:27:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-02 14:27:00,281 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-02 14:27:00,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 14:27:00,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:27:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:27:00,326 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 14:27:00,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:27:00,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-02 14:27:00,428 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-02 14:27:00,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 14:27:00,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:27:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:27:00,635 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:27:01,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:27:01,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 27 transitions. [2018-12-02 14:27:01,138 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-12-02 14:27:01,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 14:27:01,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:27:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:27:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:27:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:27:02,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 22 states and 28 transitions. [2018-12-02 14:27:02,756 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2018-12-02 14:27:02,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 14:27:02,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:27:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:27:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 14:27:14,449 WARN L180 SmtUtils]: Spent 10.29 s on a formula simplification that was a NOOP. DAG size: 63 [2018-12-02 14:27:28,130 WARN L180 SmtUtils]: Spent 10.14 s on a formula simplification that was a NOOP. DAG size: 65 [2018-12-02 14:27:29,120 WARN L180 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2018-12-02 14:27:39,525 WARN L180 SmtUtils]: Spent 10.28 s on a formula simplification that was a NOOP. DAG size: 66 [2018-12-02 14:27:40,343 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-12-02 14:27:41,954 WARN L180 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2018-12-02 14:27:56,716 WARN L180 SmtUtils]: Spent 14.70 s on a formula simplification that was a NOOP. DAG size: 56 [2018-12-02 14:28:18,239 WARN L180 SmtUtils]: Spent 20.70 s on a formula simplification that was a NOOP. DAG size: 53 [2018-12-02 14:28:28,977 WARN L180 SmtUtils]: Spent 10.63 s on a formula simplification that was a NOOP. DAG size: 57 [2018-12-02 14:29:12,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:12,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 26 states and 39 transitions. [2018-12-02 14:29:12,273 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2018-12-02 14:29:12,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 14:29:12,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:12,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:53,965 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 14:31:47,906 WARN L832 $PredicateComparison]: unable to prove that (let ((.cse7 (div c_ULTIMATE.start_main_~index1~0 4294967296)) (.cse6 (div c_ULTIMATE.start_main_~index2~0 4294967296))) (let ((.cse0 (+ c_ULTIMATE.start_main_~index1~0 (- 1))) (.cse2 (* 4294967296 .cse6)) (.cse1 (* 4294967296 .cse7))) (and (not (and (<= 0 c_ULTIMATE.start_main_~loop_entered~0) (<= c_ULTIMATE.start_main_~loop_entered~0 (* 4294967296 (div c_ULTIMATE.start_main_~loop_entered~0 4294967296))))) (<= c_ULTIMATE.start_main_~index1~0 (+ (* 4294967296 (div .cse0 4294967296)) 100000)) (<= c_ULTIMATE.start_main_~index1~0 (+ .cse1 99999)) (< (+ c_ULTIMATE.start_main_~index2~0 (* 4294967296 (div (+ (* (- 4294967296) (div (+ c_ULTIMATE.start_main_~index2~0 4294767298) 4294967296)) .cse0) 4294967296)) 1) c_ULTIMATE.start_main_~index1~0) (<= c_ULTIMATE.start_main_~index1~0 (+ (* 4294967296 (div (+ (- c_ULTIMATE.start_main_~index2~0) (+ c_ULTIMATE.start_main_~index1~0 99997)) 4294967296)) c_ULTIMATE.start_main_~index2~0 1)) (<= c_ULTIMATE.start_main_~index2~0 (+ .cse2 99998)) (or (let ((.cse5 (select |c_#memory_int| |c_ULTIMATE.start_main_~#array~0.base|))) (let ((.cse4 (select .cse5 (+ (* (- 17179869184) .cse7) |c_ULTIMATE.start_main_~#array~0.offset| (* 4 c_ULTIMATE.start_main_~index1~0))))) (<= (let ((.cse3 (select .cse5 (+ (* (- 17179869184) .cse6) (* 4 c_ULTIMATE.start_main_~index2~0) |c_ULTIMATE.start_main_~#array~0.offset|)))) (+ .cse3 (* 4294967296 (div (+ (* (- 1) .cse3) .cse4 4294967295) 4294967296)))) .cse4))) (<= (+ .cse2 c_ULTIMATE.start_main_~index1~0) (+ .cse1 c_ULTIMATE.start_main_~index2~0)))))) is different from false [2018-12-02 14:32:02,230 WARN L832 $PredicateComparison]: unable to prove that (let ((.cse5 (div c_ULTIMATE.start_main_~index2~0 4294967296))) (let ((.cse0 (+ c_ULTIMATE.start_main_~index1~0 (- 1))) (.cse1 (* 4294967296 .cse5))) (and (<= c_ULTIMATE.start_main_~index1~0 (+ (* 4294967296 (div .cse0 4294967296)) 100000)) (< (+ c_ULTIMATE.start_main_~index2~0 (* 4294967296 (div (+ (* (- 4294967296) (div (+ c_ULTIMATE.start_main_~index2~0 4294767298) 4294967296)) .cse0) 4294967296)) 1) c_ULTIMATE.start_main_~index1~0) (<= c_ULTIMATE.start_main_~index1~0 (+ (* 4294967296 (div (+ (- c_ULTIMATE.start_main_~index2~0) (+ c_ULTIMATE.start_main_~index1~0 99997)) 4294967296)) c_ULTIMATE.start_main_~index2~0 1)) (<= c_ULTIMATE.start_main_~index2~0 (+ .cse1 99998)) (let ((.cse6 (div c_ULTIMATE.start_main_~index1~0 4294967296))) (or (let ((.cse4 (select |c_#memory_int| |c_ULTIMATE.start_main_~#array~0.base|))) (let ((.cse3 (select .cse4 (+ (* (- 17179869184) .cse6) |c_ULTIMATE.start_main_~#array~0.offset| (* 4 c_ULTIMATE.start_main_~index1~0))))) (<= (let ((.cse2 (select .cse4 (+ (* (- 17179869184) .cse5) (* 4 c_ULTIMATE.start_main_~index2~0) |c_ULTIMATE.start_main_~#array~0.offset|)))) (+ .cse2 (* 4294967296 (div (+ (* (- 1) .cse2) .cse3 4294967295) 4294967296)))) .cse3))) (<= (+ .cse1 c_ULTIMATE.start_main_~index1~0) (+ (* 4294967296 .cse6) c_ULTIMATE.start_main_~index2~0))))))) is different from false [2018-12-02 14:32:12,330 WARN L854 $PredicateComparison]: unable to prove that (not (let ((.cse5 (div c_ULTIMATE.start_main_~index2~0 4294967296))) (let ((.cse0 (+ c_ULTIMATE.start_main_~index1~0 (- 1))) (.cse1 (* 4294967296 .cse5))) (and (<= c_ULTIMATE.start_main_~index1~0 (+ (* 4294967296 (div .cse0 4294967296)) 100000)) (< (+ c_ULTIMATE.start_main_~index2~0 (* 4294967296 (div (+ (* (- 4294967296) (div (+ c_ULTIMATE.start_main_~index2~0 4294767298) 4294967296)) .cse0) 4294967296)) 1) c_ULTIMATE.start_main_~index1~0) (<= c_ULTIMATE.start_main_~index1~0 (+ (* 4294967296 (div (+ (- c_ULTIMATE.start_main_~index2~0) (+ c_ULTIMATE.start_main_~index1~0 99997)) 4294967296)) c_ULTIMATE.start_main_~index2~0 1)) (<= c_ULTIMATE.start_main_~index2~0 (+ .cse1 99998)) (let ((.cse6 (div c_ULTIMATE.start_main_~index1~0 4294967296))) (or (let ((.cse4 (select |c_#memory_int| |c_ULTIMATE.start_main_~#array~0.base|))) (let ((.cse3 (select .cse4 (+ (* (- 17179869184) .cse6) |c_ULTIMATE.start_main_~#array~0.offset| (* 4 c_ULTIMATE.start_main_~index1~0))))) (<= (let ((.cse2 (select .cse4 (+ (* (- 17179869184) .cse5) (* 4 c_ULTIMATE.start_main_~index2~0) |c_ULTIMATE.start_main_~#array~0.offset|)))) (+ .cse2 (* 4294967296 (div (+ (* (- 1) .cse2) .cse3 4294967295) 4294967296)))) .cse3))) (<= (+ .cse1 c_ULTIMATE.start_main_~index1~0) (+ (* 4294967296 .cse6) c_ULTIMATE.start_main_~index2~0)))))))) is different from true [2018-12-02 14:33:04,810 WARN L180 SmtUtils]: Spent 11.34 s on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2018-12-02 14:34:13,052 WARN L180 SmtUtils]: Spent 21.39 s on a formula simplification that was a NOOP. DAG size: 30 [2018-12-02 14:35:22,199 WARN L180 SmtUtils]: Spent 12.62 s on a formula simplification. DAG size of input: 31 DAG size of output: 21 [2018-12-02 14:35:23,027 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2018-12-02 14:35:24,550 WARN L180 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-12-02 14:35:24,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:35:24,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 19 states and 28 transitions. [2018-12-02 14:35:24,590 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-02 14:35:24,590 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 14:35:24,590 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-12-02 14:35:24,596 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 14:35:24,706 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 14:35:24,708 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 14:35:24,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:35:24 ImpRootNode [2018-12-02 14:35:24,709 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 14:35:24,709 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:35:24,709 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:35:24,709 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:35:24,710 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:27:00" (3/4) ... [2018-12-02 14:35:24,712 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 14:35:24,716 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-12-02 14:35:24,718 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 14:35:24,718 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 14:35:24,718 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 14:35:24,744 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bb759cd0-6968-4bfa-879e-2ed8b27f3157/bin-2019/ukojak/witness.graphml [2018-12-02 14:35:24,745 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:35:24,745 INFO L168 Benchmark]: Toolchain (without parser) took 505029.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 954.4 MB in the beginning and 939.3 MB in the end (delta: 15.1 MB). Peak memory consumption was 114.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:35:24,746 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:35:24,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 133.38 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-02 14:35:24,746 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.49 ms. Allocated memory is still 1.0 GB. Free memory was 942.6 MB in the beginning and 939.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:35:24,746 INFO L168 Benchmark]: Boogie Preprocessor took 44.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:35:24,746 INFO L168 Benchmark]: RCFGBuilder took 150.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-12-02 14:35:24,747 INFO L168 Benchmark]: CodeCheck took 504641.52 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.1 MB). Free memory was 1.1 GB in the beginning and 944.5 MB in the end (delta: 132.8 MB). Peak memory consumption was 136.0 MB. Max. memory is 11.5 GB. [2018-12-02 14:35:24,747 INFO L168 Benchmark]: Witness Printer took 35.72 ms. Allocated memory is still 1.1 GB. Free memory was 944.5 MB in the beginning and 939.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. [2018-12-02 14:35:24,748 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 2 procedures, 19 locations, 1 error locations. SAFE Result, 504.5s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 352 SDtfs, 260 SDslu, 32 SDs, 0 SdLazy, 2288 SolverSat, 702 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 784 GetRequests, 662 SyntacticMatches, 22 SemanticMatches, 100 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 3921 ImplicationChecksByTransitivity, 502.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 103.6s InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 87 ConstructedInterpolants, 0 QuantifiedInterpolants, 20272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 36/44 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: 12]: 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: 40]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: 1 * 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 133.38 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.6 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 21.49 ms. Allocated memory is still 1.0 GB. Free memory was 942.6 MB in the beginning and 939.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 150.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * CodeCheck took 504641.52 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.1 MB). Free memory was 1.1 GB in the beginning and 944.5 MB in the end (delta: 132.8 MB). Peak memory consumption was 136.0 MB. Max. memory is 11.5 GB. * Witness Printer took 35.72 ms. Allocated memory is still 1.1 GB. Free memory was 944.5 MB in the beginning and 939.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...