./Ultimate.py --spec ../../sv-benchmarks/c/NoOverflows.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3_true-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3_true-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 500cb8735f650eb0e7c33062ddc23c2166b17f19 ...................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:17:16,139 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:17:16,141 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:17:16,153 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:17:16,153 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:17:16,154 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:17:16,155 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:17:16,156 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:17:16,158 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:17:16,158 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:17:16,162 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:17:16,164 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:17:16,165 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:17:16,166 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:17:16,167 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:17:16,167 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:17:16,168 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:17:16,169 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:17:16,170 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:17:16,173 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:17:16,184 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:17:16,185 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:17:16,186 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:17:16,186 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:17:16,187 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:17:16,191 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:17:16,191 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:17:16,192 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:17:16,192 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:17:16,193 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:17:16,193 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:17:16,194 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:17:16,194 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:17:16,194 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:17:16,199 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:17:16,199 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:17:16,200 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-10-27 05:17:16,218 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:17:16,219 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:17:16,220 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:17:16,220 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 05:17:16,220 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 05:17:16,220 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 05:17:16,221 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:17:16,221 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 05:17:16,221 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:17:16,221 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:17:16,221 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:17:16,221 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:17:16,222 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:17:16,222 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-10-27 05:17:16,222 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:17:16,222 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:17:16,222 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 05:17:16,222 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 05:17:16,223 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:17:16,223 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:17:16,224 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 05:17:16,225 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:17:16,225 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:17:16,225 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:17:16,225 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 05:17:16,225 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:17:16,225 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:17:16,226 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_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 500cb8735f650eb0e7c33062ddc23c2166b17f19 [2018-10-27 05:17:16,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:17:16,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:17:16,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:17:16,269 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:17:16,269 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:17:16,269 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3_true-termination_true-no-overflow.c [2018-10-27 05:17:16,316 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/data/69584eec3/e7146f2ad6c64418b38c7ec7dbfff155/FLAG7e061e87b [2018-10-27 05:17:16,686 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:17:16,687 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3_true-termination_true-no-overflow.c [2018-10-27 05:17:16,692 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/data/69584eec3/e7146f2ad6c64418b38c7ec7dbfff155/FLAG7e061e87b [2018-10-27 05:17:16,705 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/data/69584eec3/e7146f2ad6c64418b38c7ec7dbfff155 [2018-10-27 05:17:16,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:17:16,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:17:16,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:17:16,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:17:16,713 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:17:16,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4087c74b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16, skipping insertion in model container [2018-10-27 05:17:16,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:17:16,738 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:17:16,859 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:17:16,862 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:17:16,874 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:17:16,885 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:17:16,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16 WrapperNode [2018-10-27 05:17:16,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:17:16,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:17:16,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:17:16,887 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:17:16,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:17:16,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:17:16,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:17:16,915 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:17:16,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16" (1/1) ... [2018-10-27 05:17:16,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:17:16,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:17:16,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:17:16,934 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:17:16,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:17:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/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 [2018-10-27 05:17:17,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:17:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:17:17,454 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:17:17,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:17:17 BoogieIcfgContainer [2018-10-27 05:17:17,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 05:17:17,455 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 05:17:17,455 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 05:17:17,467 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 05:17:17,467 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:17:17" (1/1) ... [2018-10-27 05:17:17,480 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 05:17:17,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:17,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-10-27 05:17:17,519 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-10-27 05:17:17,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-27 05:17:17,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 05:17:17,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:17,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-10-27 05:17:17,913 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-10-27 05:17:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-27 05:17:17,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:17,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 05:17:18,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:18,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-10-27 05:17:18,221 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-10-27 05:17:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-27 05:17:18,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:18,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 05:17:18,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:18,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-10-27 05:17:18,600 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-10-27 05:17:18,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 05:17:18,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 05:17:19,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:19,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2018-10-27 05:17:19,243 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2018-10-27 05:17:19,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 05:17:19,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:19,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:19,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 05:17:19,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:19,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2018-10-27 05:17:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2018-10-27 05:17:19,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 05:17:19,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 05:17:20,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 93 transitions. [2018-10-27 05:17:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2018-10-27 05:17:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 05:17:20,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:20,389 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 05:17:20,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:20,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2018-10-27 05:17:20,573 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2018-10-27 05:17:20,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 05:17:20,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:20,594 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 05:17:20,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 57 states and 95 transitions. [2018-10-27 05:17:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 95 transitions. [2018-10-27 05:17:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 05:17:20,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:20,771 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 05:17:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:21,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 66 states and 110 transitions. [2018-10-27 05:17:21,421 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 110 transitions. [2018-10-27 05:17:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 05:17:21,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:21,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:21,434 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 05:17:21,908 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-27 05:17:22,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:22,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 67 states and 111 transitions. [2018-10-27 05:17:22,271 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 111 transitions. [2018-10-27 05:17:22,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 05:17:22,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 05:17:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 68 states and 111 transitions. [2018-10-27 05:17:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 111 transitions. [2018-10-27 05:17:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 05:17:23,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:23,054 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 05:17:24,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:24,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 112 transitions. [2018-10-27 05:17:24,572 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 112 transitions. [2018-10-27 05:17:24,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 05:17:24,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:24,598 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 05:17:24,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:24,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 68 states and 110 transitions. [2018-10-27 05:17:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 110 transitions. [2018-10-27 05:17:24,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 05:17:24,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:24,814 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-27 05:17:25,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:25,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2018-10-27 05:17:25,107 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2018-10-27 05:17:25,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 05:17:25,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:25,223 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-27 05:17:26,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:26,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 89 states and 145 transitions. [2018-10-27 05:17:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 145 transitions. [2018-10-27 05:17:26,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-27 05:17:26,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:26,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:26,676 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-27 05:17:26,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:26,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 90 states and 145 transitions. [2018-10-27 05:17:26,996 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2018-10-27 05:17:26,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-27 05:17:26,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:27,015 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-27 05:17:27,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:27,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 91 states and 145 transitions. [2018-10-27 05:17:27,307 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions. [2018-10-27 05:17:27,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-27 05:17:27,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:27,321 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-27 05:17:27,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:27,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 96 states and 152 transitions. [2018-10-27 05:17:27,820 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 152 transitions. [2018-10-27 05:17:27,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-27 05:17:27,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:27,833 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 05:17:28,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 100 states and 157 transitions. [2018-10-27 05:17:28,147 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 157 transitions. [2018-10-27 05:17:28,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-27 05:17:28,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:28,156 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-27 05:17:28,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:28,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 99 states and 153 transitions. [2018-10-27 05:17:28,301 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 153 transitions. [2018-10-27 05:17:28,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-27 05:17:28,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-27 05:17:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:28,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 98 states and 151 transitions. [2018-10-27 05:17:28,465 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 151 transitions. [2018-10-27 05:17:28,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-27 05:17:28,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:28,482 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-27 05:17:28,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 97 states and 149 transitions. [2018-10-27 05:17:28,663 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 149 transitions. [2018-10-27 05:17:28,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-27 05:17:28,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:28,676 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-27 05:17:28,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:28,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 43 states and 55 transitions. [2018-10-27 05:17:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2018-10-27 05:17:28,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-27 05:17:28,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:28,810 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-27 05:17:29,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:29,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2018-10-27 05:17:29,368 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2018-10-27 05:17:29,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-27 05:17:29,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 05:17:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 05:17:29,383 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-27 05:17:29,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 05:17:29,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2018-10-27 05:17:29,731 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2018-10-27 05:17:29,731 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 05:17:29,732 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2018-10-27 05:17:29,739 INFO L778 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2018-10-27 05:17:29,865 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2018-10-27 05:17:30,133 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2018-10-27 05:17:30,219 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 05:17:30,221 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-10-27 05:17:30,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 05:17:30 ImpRootNode [2018-10-27 05:17:30,227 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 05:17:30,227 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 05:17:30,227 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 05:17:30,227 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 05:17:30,228 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:17:17" (3/4) ... [2018-10-27 05:17:30,231 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 05:17:30,237 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-10-27 05:17:30,237 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-27 05:17:30,238 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-27 05:17:30,271 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6a074fe2-eaf2-4170-b6a7-52f0a4cecdba/bin-2019/ukojak/witness.graphml [2018-10-27 05:17:30,271 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 05:17:30,271 INFO L168 Benchmark]: Toolchain (without parser) took 13563.47 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 241.2 MB). Free memory was 961.8 MB in the beginning and 1.2 GB in the end (delta: -263.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:17:30,272 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:17:30,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.01 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 951.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:17:30,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.59 ms. Allocated memory is still 1.0 GB. Free memory is still 951.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:17:30,273 INFO L168 Benchmark]: Boogie Preprocessor took 18.69 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 948.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:17:30,273 INFO L168 Benchmark]: RCFGBuilder took 521.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:17:30,273 INFO L168 Benchmark]: CodeCheck took 12771.96 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 100.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -95.6 MB). Peak memory consumption was 337.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:17:30,274 INFO L168 Benchmark]: Witness Printer took 43.58 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 298.2 kB). Peak memory consumption was 298.2 kB. Max. memory is 11.5 GB. [2018-10-27 05:17:30,277 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, 18 locations, 4 error locations. SAFE Result, 12.2s OverallTime, 26 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 251658240 SDtfs, 349732296 SDslu, 462456344 SDs, 0 SdLazy, 743878130 SolverSat, 191312106 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4247 GetRequests, 3704 SyntacticMatches, 297 SemanticMatches, 246 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29322 ImplicationChecksByTransitivity, 10.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 500 NumberOfCodeBlocks, 500 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 475 ConstructedInterpolants, 0 QuantifiedInterpolants, 30163 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 11 PerfectInterpolantSequences, 442/608 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: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((((m < j + 1 && n <= 2147483647) && m <= 2147483647) && 1 <= m) && 0 < i) && i <= 2147483646) || (((((i <= 0 && n <= 2147483647) && m <= 2147483647) && 0 < j) && 1 <= m) && 0 <= i)) || (((((n <= 2147483647 && m <= 2147483647) && 0 < j) && j + 1 <= m) && 0 < i) && i <= 2147483646)) || (((((n <= 2147483647 && m <= 2147483647) && j + 1 <= m) && j <= 0) && 0 <= j) && 0 <= i) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 177.01 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 951.1 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 27.59 ms. Allocated memory is still 1.0 GB. Free memory is still 951.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.69 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 948.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 521.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * CodeCheck took 12771.96 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 100.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -95.6 MB). Peak memory consumption was 337.5 MB. Max. memory is 11.5 GB. * Witness Printer took 43.58 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 298.2 kB). Peak memory consumption was 298.2 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...