./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/id_i20_o20_true-unreach-call_true-termination.c --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_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i20_o20_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/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 4d7026bf672987d88e3a6ea48c2c5a690fd9a5f2 ............................................................................................................................................................................................................................................................................................................................................................. 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 21:57:12,251 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 21:57:12,252 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 21:57:12,261 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 21:57:12,261 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 21:57:12,262 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 21:57:12,263 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 21:57:12,264 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 21:57:12,265 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 21:57:12,265 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 21:57:12,266 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 21:57:12,266 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 21:57:12,267 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 21:57:12,268 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 21:57:12,269 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 21:57:12,269 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 21:57:12,270 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 21:57:12,271 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 21:57:12,272 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 21:57:12,273 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 21:57:12,274 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 21:57:12,275 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 21:57:12,277 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 21:57:12,277 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 21:57:12,277 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 21:57:12,277 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 21:57:12,278 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 21:57:12,279 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 21:57:12,279 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 21:57:12,280 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 21:57:12,280 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 21:57:12,281 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 21:57:12,281 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 21:57:12,281 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 21:57:12,282 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 21:57:12,282 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 21:57:12,282 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 21:57:12,291 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 21:57:12,291 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 21:57:12,292 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 21:57:12,292 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 21:57:12,292 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 21:57:12,292 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 21:57:12,292 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 21:57:12,293 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 21:57:12,293 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 21:57:12,294 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 21:57:12,294 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 21:57:12,294 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 21:57:12,294 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 21:57:12,294 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 21:57:12,294 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 21:57:12,294 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 21:57:12,294 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 21:57:12,294 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 21:57:12,294 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 21:57:12,294 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_6144fadf-3472-4a8f-9bae-7100523227c9/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 -> 4d7026bf672987d88e3a6ea48c2c5a690fd9a5f2 [2018-12-02 21:57:12,311 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 21:57:12,318 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 21:57:12,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 21:57:12,320 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 21:57:12,321 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 21:57:12,321 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/../../sv-benchmarks/c/recursive-simple/id_i20_o20_true-unreach-call_true-termination.c [2018-12-02 21:57:12,355 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/data/b7e533c1f/26a3127037394630a6578dbb8f171b33/FLAGd072d81f0 [2018-12-02 21:57:12,738 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 21:57:12,738 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/sv-benchmarks/c/recursive-simple/id_i20_o20_true-unreach-call_true-termination.c [2018-12-02 21:57:12,742 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/data/b7e533c1f/26a3127037394630a6578dbb8f171b33/FLAGd072d81f0 [2018-12-02 21:57:12,749 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/data/b7e533c1f/26a3127037394630a6578dbb8f171b33 [2018-12-02 21:57:12,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 21:57:12,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 21:57:12,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 21:57:12,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 21:57:12,754 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 21:57:12,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@359bc049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12, skipping insertion in model container [2018-12-02 21:57:12,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 21:57:12,768 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 21:57:12,847 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:57:12,850 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 21:57:12,858 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:57:12,865 INFO L195 MainTranslator]: Completed translation [2018-12-02 21:57:12,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12 WrapperNode [2018-12-02 21:57:12,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 21:57:12,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 21:57:12,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 21:57:12,866 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 21:57:12,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 21:57:12,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 21:57:12,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 21:57:12,884 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 21:57:12,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12" (1/1) ... [2018-12-02 21:57:12,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 21:57:12,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 21:57:12,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 21:57:12,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 21:57:12,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:57:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/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 21:57:12,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 21:57:12,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 21:57:12,959 INFO L130 BoogieDeclarations]: Found specification of procedure id [2018-12-02 21:57:12,959 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2018-12-02 21:57:13,042 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 21:57:13,042 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-02 21:57:13,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:57:13 BoogieIcfgContainer [2018-12-02 21:57:13,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 21:57:13,043 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 21:57:13,043 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 21:57:13,050 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 21:57:13,050 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:57:13" (1/1) ... [2018-12-02 21:57:13,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 21:57:13,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2018-12-02 21:57:13,081 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2018-12-02 21:57:13,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 21:57:13,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:13,175 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 21:57:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 18 transitions. [2018-12-02 21:57:13,225 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-12-02 21:57:13,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 21:57:13,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:13,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:57:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:13,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 23 transitions. [2018-12-02 21:57:13,331 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-02 21:57:13,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 21:57:13,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:13,367 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:57:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 29 transitions. [2018-12-02 21:57:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-02 21:57:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 21:57:13,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:13,474 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:57:13,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:13,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 25 states and 36 transitions. [2018-12-02 21:57:13,537 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2018-12-02 21:57:13,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 21:57:13,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:13,572 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 21:57:13,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:13,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 28 states and 44 transitions. [2018-12-02 21:57:13,637 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 44 transitions. [2018-12-02 21:57:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 21:57:13,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:13,677 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-02 21:57:13,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:13,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 31 states and 53 transitions. [2018-12-02 21:57:13,747 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 53 transitions. [2018-12-02 21:57:13,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 21:57:13,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:13,787 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-02 21:57:13,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:13,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 34 states and 63 transitions. [2018-12-02 21:57:13,877 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 63 transitions. [2018-12-02 21:57:13,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 21:57:13,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 21:57:14,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:14,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 37 states and 74 transitions. [2018-12-02 21:57:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 74 transitions. [2018-12-02 21:57:14,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 21:57:14,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:14,059 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-02 21:57:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:14,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 40 states and 86 transitions. [2018-12-02 21:57:14,158 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 86 transitions. [2018-12-02 21:57:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 21:57:14,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-02 21:57:14,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:14,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 43 states and 99 transitions. [2018-12-02 21:57:14,301 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 99 transitions. [2018-12-02 21:57:14,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 21:57:14,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-12-02 21:57:14,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 46 states and 113 transitions. [2018-12-02 21:57:14,463 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 113 transitions. [2018-12-02 21:57:14,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 21:57:14,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:14,501 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-02 21:57:14,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:14,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 49 states and 128 transitions. [2018-12-02 21:57:14,624 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 128 transitions. [2018-12-02 21:57:14,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-02 21:57:14,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:14,665 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-12-02 21:57:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:14,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 52 states and 144 transitions. [2018-12-02 21:57:14,790 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 144 transitions. [2018-12-02 21:57:14,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 21:57:14,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:14,849 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-12-02 21:57:14,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:14,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 55 states and 161 transitions. [2018-12-02 21:57:14,970 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 161 transitions. [2018-12-02 21:57:14,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 21:57:14,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:15,013 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2018-12-02 21:57:15,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:15,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 58 states and 179 transitions. [2018-12-02 21:57:15,157 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 179 transitions. [2018-12-02 21:57:15,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 21:57:15,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:15,222 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2018-12-02 21:57:15,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:15,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 61 states and 198 transitions. [2018-12-02 21:57:15,388 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 198 transitions. [2018-12-02 21:57:15,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 21:57:15,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:15,472 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2018-12-02 21:57:15,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 64 states and 218 transitions. [2018-12-02 21:57:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 218 transitions. [2018-12-02 21:57:15,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 21:57:15,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2018-12-02 21:57:15,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:15,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 67 states and 239 transitions. [2018-12-02 21:57:15,889 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 239 transitions. [2018-12-02 21:57:15,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 21:57:15,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:15,946 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2018-12-02 21:57:16,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 70 states and 261 transitions. [2018-12-02 21:57:16,099 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 261 transitions. [2018-12-02 21:57:16,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 21:57:16,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:16,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2018-12-02 21:57:16,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:16,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 73 states and 284 transitions. [2018-12-02 21:57:16,306 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 284 transitions. [2018-12-02 21:57:16,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 21:57:16,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2018-12-02 21:57:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 137 states and 769 transitions. [2018-12-02 21:57:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 769 transitions. [2018-12-02 21:57:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 21:57:31,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:57:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:57:31,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1344 backedges. 672 proven. 0 refuted. 0 times theorem prover too weak. 672 trivial. 0 not checked. [2018-12-02 21:57:34,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:57:34,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 74 states and 76 transitions. [2018-12-02 21:57:34,763 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2018-12-02 21:57:34,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 21:57:34,764 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2018-12-02 21:57:34,769 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 21:57:34,893 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 1 [2018-12-02 21:57:35,024 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 1 [2018-12-02 21:57:35,130 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2018-12-02 21:57:35,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:57:35 ImpRootNode [2018-12-02 21:57:35,131 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 21:57:35,131 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 21:57:35,131 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 21:57:35,131 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 21:57:35,132 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:57:13" (3/4) ... [2018-12-02 21:57:35,134 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 21:57:35,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2018-12-02 21:57:35,139 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 21:57:35,140 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 21:57:35,161 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6144fadf-3472-4a8f-9bae-7100523227c9/bin-2019/ukojak/witness.graphml [2018-12-02 21:57:35,161 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 21:57:35,162 INFO L168 Benchmark]: Toolchain (without parser) took 22410.55 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 527.4 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 362.2 MB. Max. memory is 11.5 GB. [2018-12-02 21:57:35,162 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:57:35,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 113.38 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 21:57:35,163 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.67 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:57:35,163 INFO L168 Benchmark]: Boogie Preprocessor took 8.97 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:57:35,163 INFO L168 Benchmark]: RCFGBuilder took 149.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -163.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-12-02 21:57:35,163 INFO L168 Benchmark]: CodeCheck took 22087.84 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 394.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -12.2 MB). Peak memory consumption was 382.0 MB. Max. memory is 11.5 GB. [2018-12-02 21:57:35,164 INFO L168 Benchmark]: Witness Printer took 30.39 ms. Allocated memory is still 1.6 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:57:35,165 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, 15 locations, 1 error locations. SAFE Result, 21.7s OverallTime, 23 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 29360136 SDtfs, 27263124 SDslu, 44040480 SDs, 0 SdLazy, 125839522 SolverSat, 25169306 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 29961 GetRequests, 28554 SyntacticMatches, 1047 SemanticMatches, 360 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52129 ImplicationChecksByTransitivity, 17.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1584 NumberOfCodeBlocks, 1584 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 1562 ConstructedInterpolants, 0 QuantifiedInterpolants, 394944 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 2 PerfectInterpolantSequences, 5754/10164 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: 13]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 113.38 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.5 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 17.67 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 8.97 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 149.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -163.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * CodeCheck took 22087.84 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 394.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -12.2 MB). Peak memory consumption was 382.0 MB. Max. memory is 11.5 GB. * Witness Printer took 30.39 ms. Allocated memory is still 1.6 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...