./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/lu.cmp_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/lu.cmp_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/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 329fe1d7b64fa92ea293b849994df7355375c757 ................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 13:05:36,534 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:05:36,535 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:05:36,541 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:05:36,541 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:05:36,542 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:05:36,543 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:05:36,544 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:05:36,545 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:05:36,546 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:05:36,546 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:05:36,546 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:05:36,547 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:05:36,548 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:05:36,548 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:05:36,548 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:05:36,549 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:05:36,550 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:05:36,551 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:05:36,552 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:05:36,553 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:05:36,554 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:05:36,555 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:05:36,555 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:05:36,555 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:05:36,556 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:05:36,557 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:05:36,557 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:05:36,558 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:05:36,558 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:05:36,558 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:05:36,559 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:05:36,559 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:05:36,559 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:05:36,559 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:05:36,560 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:05:36,560 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 13:05:36,569 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:05:36,569 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:05:36,570 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:05:36,570 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 13:05:36,570 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:05:36,571 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:05:36,571 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:05:36,571 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:05:36,571 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:05:36,571 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:05:36,571 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:05:36,571 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:05:36,572 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:05:36,572 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:05:36,572 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:05:36,572 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:05:36,572 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:05:36,572 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:05:36,572 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 13:05:36,572 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 13:05:36,572 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:05:36,573 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:05:36,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:05:36,573 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:05:36,573 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:05:36,573 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:05:36,573 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 13:05:36,573 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:05:36,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:05:36,574 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_738a30cf-b996-451f-bcb3-7afd91065cad/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 -> 329fe1d7b64fa92ea293b849994df7355375c757 [2018-11-23 13:05:36,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:05:36,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:05:36,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:05:36,605 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:05:36,606 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:05:36,606 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/../../sv-benchmarks/c/loops/lu.cmp_true-unreach-call.i [2018-11-23 13:05:36,641 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/data/9d15f8a0f/09af4b44e13f4455b6459395b6af284c/FLAG166d2659d [2018-11-23 13:05:37,041 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:05:37,042 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/sv-benchmarks/c/loops/lu.cmp_true-unreach-call.i [2018-11-23 13:05:37,047 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/data/9d15f8a0f/09af4b44e13f4455b6459395b6af284c/FLAG166d2659d [2018-11-23 13:05:37,058 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/data/9d15f8a0f/09af4b44e13f4455b6459395b6af284c [2018-11-23 13:05:37,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:05:37,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:05:37,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:05:37,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:05:37,063 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:05:37,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@342d28a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37, skipping insertion in model container [2018-11-23 13:05:37,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:05:37,086 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:05:37,222 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:05:37,292 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:05:37,316 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:05:37,459 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:05:37,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37 WrapperNode [2018-11-23 13:05:37,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:05:37,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:05:37,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:05:37,460 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:05:37,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:05:37,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:05:37,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:05:37,599 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:05:37,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37" (1/1) ... [2018-11-23 13:05:37,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:05:37,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:05:37,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:05:37,711 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:05:37,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:05:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 13:05:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 13:05:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:05:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:05:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:05:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-11-23 13:05:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:05:39,989 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:05:39,990 INFO L280 CfgBuilder]: Removed 21 assue(true) statements. [2018-11-23 13:05:39,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:39 BoogieIcfgContainer [2018-11-23 13:05:39,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:05:39,991 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 13:05:39,991 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 13:05:40,001 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 13:05:40,001 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:39" (1/1) ... [2018-11-23 13:05:40,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:05:40,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:40,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2018-11-23 13:05:40,046 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2018-11-23 13:05:40,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-23 13:05:40,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:40,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:40,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2018-11-23 13:05:40,906 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2018-11-23 13:05:40,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-23 13:05:40,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:41,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:41,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:41,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2018-11-23 13:05:41,312 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2018-11-23 13:05:41,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 13:05:41,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:41,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:41,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:41,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2018-11-23 13:05:41,560 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2018-11-23 13:05:41,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 13:05:41,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:41,719 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:41,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:41,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2018-11-23 13:05:41,799 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2018-11-23 13:05:41,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 13:05:41,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:41,958 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:42,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2018-11-23 13:05:42,020 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2018-11-23 13:05:42,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 13:05:42,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:42,154 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:42,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:42,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2018-11-23 13:05:42,249 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2018-11-23 13:05:42,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 13:05:42,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:42,424 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 13:05:43,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:43,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2018-11-23 13:05:43,264 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2018-11-23 13:05:43,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 13:05:43,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:43,471 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 13:05:44,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:44,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 49 states and 84 transitions. [2018-11-23 13:05:44,904 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2018-11-23 13:05:44,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 13:05:44,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:45,006 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:05:45,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:45,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 85 transitions. [2018-11-23 13:05:45,137 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2018-11-23 13:05:45,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 13:05:45,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 13:05:45,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:45,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 51 states and 86 transitions. [2018-11-23 13:05:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 86 transitions. [2018-11-23 13:05:45,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 13:05:45,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 13:05:45,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:45,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2018-11-23 13:05:45,597 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2018-11-23 13:05:45,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 13:05:45,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:45,683 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 13:05:45,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2018-11-23 13:05:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2018-11-23 13:05:45,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 13:05:45,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:45,922 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:05:46,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:46,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 54 states and 91 transitions. [2018-11-23 13:05:46,065 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 91 transitions. [2018-11-23 13:05:46,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 13:05:46,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:46,173 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 13:05:46,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:46,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2018-11-23 13:05:46,398 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2018-11-23 13:05:46,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:05:46,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:46,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:46,481 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:05:46,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:46,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 57 states and 95 transitions. [2018-11-23 13:05:46,603 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 95 transitions. [2018-11-23 13:05:46,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 13:05:46,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:46,687 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-23 13:05:46,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 96 transitions. [2018-11-23 13:05:46,827 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 96 transitions. [2018-11-23 13:05:46,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:05:46,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:46,913 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-23 13:05:47,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:47,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 97 transitions. [2018-11-23 13:05:47,057 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 97 transitions. [2018-11-23 13:05:47,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:05:47,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:47,232 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 13:05:47,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:47,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2018-11-23 13:05:47,409 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2018-11-23 13:05:47,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:05:47,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:47,489 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 13:05:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:47,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 61 states and 99 transitions. [2018-11-23 13:05:47,625 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 99 transitions. [2018-11-23 13:05:47,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:05:47,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:47,716 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 13:05:47,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:47,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 62 states and 102 transitions. [2018-11-23 13:05:47,860 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 102 transitions. [2018-11-23 13:05:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:05:47,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 13:05:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:48,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 35 states and 64 transitions. [2018-11-23 13:05:48,075 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 64 transitions. [2018-11-23 13:05:48,075 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:05:48,075 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2018-11-23 13:05:48,083 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 13:05:48,126 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:05:48,128 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:05:48,128 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:05:48,128 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:05:48,128 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:05:48,128 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:05:48,128 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 13:05:48,132 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:05:48,132 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:05:48,132 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:05:48,132 INFO L579 CodeCheckObserver]: Invariant with dag size 6 [2018-11-23 13:05:48,133 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:05:48,133 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 13:05:48,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:05:48 ImpRootNode [2018-11-23 13:05:48,133 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 13:05:48,133 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:05:48,133 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:05:48,134 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:05:48,134 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:39" (3/4) ... [2018-11-23 13:05:48,136 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 13:05:48,157 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2018-11-23 13:05:48,160 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-23 13:05:48,163 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 13:05:48,331 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_738a30cf-b996-451f-bcb3-7afd91065cad/bin-2019/ukojak/witness.graphml [2018-11-23 13:05:48,332 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:05:48,333 INFO L168 Benchmark]: Toolchain (without parser) took 11272.43 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 446.7 MB). Free memory was 959.2 MB in the beginning and 978.9 MB in the end (delta: -19.6 MB). Peak memory consumption was 427.1 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:48,334 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:05:48,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -172.0 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:48,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.45 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:48,336 INFO L168 Benchmark]: Boogie Preprocessor took 112.42 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: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:48,336 INFO L168 Benchmark]: RCFGBuilder took 2279.19 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 83.3 MB). Peak memory consumption was 224.2 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:48,336 INFO L168 Benchmark]: CodeCheck took 8142.34 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 231.7 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -31.1 MB). Peak memory consumption was 200.6 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:48,336 INFO L168 Benchmark]: Witness Printer took 198.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 978.9 MB in the end (delta: 58.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:48,338 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, 50 locations, 1 error locations. SAFE Result, 8.0s OverallTime, 22 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3145728 SDtfs, 1344512 SDslu, 2113536 SDs, 0 SdLazy, 28856328 SolverSat, 13501448 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3433 GetRequests, 2992 SyntacticMatches, 275 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11289 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 378 NumberOfCodeBlocks, 378 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 357 ConstructedInterpolants, 0 QuantifiedInterpolants, 25007 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 2 PerfectInterpolantSequences, 805/1603 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: 39]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: n <= 5 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: n <= 5 && i <= 5 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: n <= 5 * 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 398.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -172.0 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 138.45 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.42 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: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2279.19 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 83.3 MB). Peak memory consumption was 224.2 MB. Max. memory is 11.5 GB. * CodeCheck took 8142.34 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 231.7 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -31.1 MB). Peak memory consumption was 200.6 MB. Max. memory is 11.5 GB. * Witness Printer took 198.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 978.9 MB in the end (delta: 58.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...