./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test30_true-unreach-call_true-termination.c --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_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test30_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/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 f3f14a8695828c11330d2be1588df37df1e498e3 .................................................................................................................................................................................................................... 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 00:12:55,508 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:12:55,509 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:12:55,517 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:12:55,517 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:12:55,518 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:12:55,519 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:12:55,520 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:12:55,521 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:12:55,521 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:12:55,522 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:12:55,522 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:12:55,523 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:12:55,523 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:12:55,524 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:12:55,525 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:12:55,525 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:12:55,526 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:12:55,528 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:12:55,529 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:12:55,529 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:12:55,530 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:12:55,532 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:12:55,532 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:12:55,532 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:12:55,532 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:12:55,533 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:12:55,533 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:12:55,534 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:12:55,535 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:12:55,535 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:12:55,535 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:12:55,535 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:12:55,536 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:12:55,536 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:12:55,537 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:12:55,537 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 00:12:55,544 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:12:55,544 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:12:55,545 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:12:55,545 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 00:12:55,545 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 00:12:55,545 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 00:12:55,545 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:12:55,545 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:12:55,546 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:12:55,546 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:12:55,546 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:12:55,546 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:12:55,546 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:12:55,546 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:12:55,546 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:12:55,546 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:12:55,546 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:12:55,547 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:12:55,547 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 00:12:55,547 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 00:12:55,547 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:12:55,547 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:12:55,547 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 00:12:55,547 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:12:55,548 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:12:55,548 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:12:55,548 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 00:12:55,548 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:12:55,548 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:12:55,548 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_32b52a80-bf17-4979-81bd-e05a4a610edb/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 -> f3f14a8695828c11330d2be1588df37df1e498e3 [2018-11-23 00:12:55,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:12:55,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:12:55,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:12:55,585 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:12:55,585 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:12:55,585 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test30_true-unreach-call_true-termination.c [2018-11-23 00:12:55,629 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/data/7bad33cda/9a902e18ca154f1386ccda8dd4bca9ac/FLAG5ff23ffa7 [2018-11-23 00:12:56,018 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:12:56,019 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/sv-benchmarks/c/ldv-regression/test30_true-unreach-call_true-termination.c [2018-11-23 00:12:56,022 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/data/7bad33cda/9a902e18ca154f1386ccda8dd4bca9ac/FLAG5ff23ffa7 [2018-11-23 00:12:56,031 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/data/7bad33cda/9a902e18ca154f1386ccda8dd4bca9ac [2018-11-23 00:12:56,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:12:56,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:12:56,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:12:56,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:12:56,036 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:12:56,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651809fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56, skipping insertion in model container [2018-11-23 00:12:56,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:12:56,057 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:12:56,163 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:12:56,170 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:12:56,179 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:12:56,189 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:12:56,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56 WrapperNode [2018-11-23 00:12:56,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:12:56,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:12:56,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:12:56,190 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:12:56,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:12:56,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:12:56,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:12:56,212 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:12:56,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:12:56,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:12:56,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:12:56,265 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:12:56,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:12:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/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 00:12:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 00:12:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 00:12:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 00:12:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 00:12:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 00:12:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:12:56,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:12:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 00:12:56,550 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:12:56,550 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 00:12:56,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:12:56 BoogieIcfgContainer [2018-11-23 00:12:56,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:12:56,551 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 00:12:56,551 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 00:12:56,557 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 00:12:56,557 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:12:56" (1/1) ... [2018-11-23 00:12:56,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:12:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:12:56,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 00:12:56,588 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 00:12:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 00:12:56,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:12:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:12:56,727 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 00:12:56,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:12:56,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-11-23 00:12:56,769 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-11-23 00:12:56,769 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 00:12:56,770 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-23 00:12:56,776 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 00:12:56,782 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 00:12:56,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:12:56 ImpRootNode [2018-11-23 00:12:56,784 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 00:12:56,784 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 00:12:56,784 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 00:12:56,784 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 00:12:56,785 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:12:56" (3/4) ... [2018-11-23 00:12:56,787 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 00:12:56,793 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 00:12:56,793 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 00:12:56,818 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_32b52a80-bf17-4979-81bd-e05a4a610edb/bin-2019/ukojak/witness.graphml [2018-11-23 00:12:56,818 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 00:12:56,819 INFO L168 Benchmark]: Toolchain (without parser) took 785.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -157.6 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-23 00:12:56,819 INFO L168 Benchmark]: CDTParser took 0.14 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 00:12:56,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.96 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:12:56,820 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.61 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:12:56,820 INFO L168 Benchmark]: Boogie Preprocessor took 52.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -221.7 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-23 00:12:56,821 INFO L168 Benchmark]: RCFGBuilder took 285.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2018-11-23 00:12:56,821 INFO L168 Benchmark]: CodeCheck took 233.35 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: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-11-23 00:12:56,821 INFO L168 Benchmark]: Witness Printer took 33.86 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 00:12:56,823 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, 10 locations, 1 error locations. SAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 3 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 31]: 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: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 155.96 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.61 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -221.7 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 285.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * CodeCheck took 233.35 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: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * Witness Printer took 33.86 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...