./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loops/lu.cmp_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/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_8db5c5be-8d78-4646-b748-7216dfeccff1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/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 0.1.23-5842f4b [2018-11-18 12:28:02,929 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:28:02,930 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:28:02,937 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:28:02,937 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:28:02,938 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:28:02,938 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:28:02,939 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:28:02,940 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:28:02,941 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:28:02,942 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:28:02,942 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:28:02,943 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:28:02,943 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:28:02,944 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:28:02,945 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:28:02,945 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:28:02,946 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:28:02,948 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:28:02,949 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:28:02,949 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:28:02,950 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:28:02,952 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:28:02,952 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:28:02,952 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:28:02,953 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:28:02,953 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:28:02,954 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:28:02,954 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:28:02,955 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:28:02,955 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:28:02,956 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:28:02,956 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:28:02,956 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:28:02,956 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:28:02,957 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:28:02,957 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 12:28:02,966 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:28:02,966 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:28:02,966 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:28:02,966 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:28:02,967 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:28:02,967 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:28:02,967 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:28:02,967 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:28:02,967 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:28:02,968 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:28:02,968 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:28:02,968 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:28:02,968 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:28:02,968 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:28:02,968 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:28:02,968 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:28:02,968 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:28:02,968 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:28:02,968 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 12:28:02,969 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 12:28:02,969 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:28:02,969 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:28:02,969 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 12:28:02,969 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:28:02,969 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:28:02,969 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:28:02,969 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 12:28:02,969 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:28:02,969 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:28:02,970 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_8db5c5be-8d78-4646-b748-7216dfeccff1/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 [2018-11-18 12:28:02,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:28:03,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:28:03,002 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:28:03,003 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:28:03,004 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:28:03,004 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/bin-2019/ukojak/../../sv-benchmarks/c/loops/lu.cmp_true-unreach-call.i [2018-11-18 12:28:03,040 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/bin-2019/ukojak/data/0d52a745d/bdf3a3ba5d6743f8aff5894e21144f34/FLAGcd1203dee [2018-11-18 12:28:03,449 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:28:03,449 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/sv-benchmarks/c/loops/lu.cmp_true-unreach-call.i [2018-11-18 12:28:03,454 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/bin-2019/ukojak/data/0d52a745d/bdf3a3ba5d6743f8aff5894e21144f34/FLAGcd1203dee [2018-11-18 12:28:03,463 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/bin-2019/ukojak/data/0d52a745d/bdf3a3ba5d6743f8aff5894e21144f34 [2018-11-18 12:28:03,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:28:03,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:28:03,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:28:03,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:28:03,471 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:28:03,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f427c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03, skipping insertion in model container [2018-11-18 12:28:03,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:28:03,498 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:28:03,629 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:28:03,632 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:28:03,657 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:28:03,669 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:28:03,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03 WrapperNode [2018-11-18 12:28:03,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:28:03,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:28:03,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:28:03,670 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:28:03,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:28:03,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:28:03,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:28:03,750 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:28:03,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03" (1/1) ... [2018-11-18 12:28:03,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:28:03,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:28:03,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:28:03,780 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:28:03,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:28:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/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 [2018-11-18 12:28:03,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 12:28:03,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 12:28:03,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:28:03,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:28:03,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:28:03,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:28:04,223 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:28:04,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:28:04 BoogieIcfgContainer [2018-11-18 12:28:04,223 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:28:04,223 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 12:28:04,224 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 12:28:04,230 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 12:28:04,231 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:28:04" (1/1) ... [2018-11-18 12:28:04,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:28:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:04,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2018-11-18 12:28:04,264 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2018-11-18 12:28:04,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 12:28:04,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:28:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:04,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2018-11-18 12:28:04,358 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2018-11-18 12:28:04,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 12:28:04,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:04,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:28:04,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:04,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 72 transitions. [2018-11-18 12:28:04,457 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2018-11-18 12:28:04,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 12:28:04,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:04,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:28:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:04,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2018-11-18 12:28:04,568 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2018-11-18 12:28:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 12:28:04,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:04,613 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:28:04,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:04,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2018-11-18 12:28:04,678 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2018-11-18 12:28:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 12:28:04,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:04,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:28:04,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:04,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 82 transitions. [2018-11-18 12:28:04,792 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2018-11-18 12:28:04,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 12:28:04,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:04,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:04,846 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:28:04,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:04,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2018-11-18 12:28:04,926 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2018-11-18 12:28:04,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 12:28:04,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:28:05,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:05,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 57 states and 87 transitions. [2018-11-18 12:28:05,034 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 87 transitions. [2018-11-18 12:28:05,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 12:28:05,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:05,113 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 12:28:05,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:05,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 75 states and 114 transitions. [2018-11-18 12:28:05,663 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2018-11-18 12:28:05,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 12:28:05,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:05,806 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:28:07,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:07,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 97 states and 141 transitions. [2018-11-18 12:28:07,065 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 141 transitions. [2018-11-18 12:28:07,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 12:28:07,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:07,095 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 12:28:07,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:07,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 99 states and 143 transitions. [2018-11-18 12:28:07,239 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 143 transitions. [2018-11-18 12:28:07,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 12:28:07,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:07,268 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 12:28:07,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:07,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 101 states and 145 transitions. [2018-11-18 12:28:07,410 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 145 transitions. [2018-11-18 12:28:07,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 12:28:07,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:07,437 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 12:28:07,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:07,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 103 states and 147 transitions. [2018-11-18 12:28:07,587 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2018-11-18 12:28:07,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 12:28:07,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:07,612 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 12:28:07,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:07,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 105 states and 149 transitions. [2018-11-18 12:28:07,743 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 149 transitions. [2018-11-18 12:28:07,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 12:28:07,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:07,768 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 12:28:07,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:07,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 107 states and 153 transitions. [2018-11-18 12:28:07,975 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 153 transitions. [2018-11-18 12:28:07,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 12:28:07,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:07,999 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 12:28:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:08,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 111 states and 158 transitions. [2018-11-18 12:28:08,327 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 158 transitions. [2018-11-18 12:28:08,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 12:28:08,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:08,354 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-18 12:28:08,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:08,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2018-11-18 12:28:08,599 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2018-11-18 12:28:08,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 12:28:08,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:08,626 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-18 12:28:08,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:08,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 116 states and 163 transitions. [2018-11-18 12:28:08,817 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 163 transitions. [2018-11-18 12:28:08,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 12:28:08,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:08,848 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-18 12:28:09,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:09,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2018-11-18 12:28:09,002 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2018-11-18 12:28:09,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 12:28:09,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:09,028 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-18 12:28:09,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:09,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 167 transitions. [2018-11-18 12:28:09,203 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2018-11-18 12:28:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 12:28:09,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:09,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:09,237 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 173 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-18 12:28:09,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:09,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 122 states and 169 transitions. [2018-11-18 12:28:09,429 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 169 transitions. [2018-11-18 12:28:09,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 12:28:09,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:09,449 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-18 12:28:09,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:09,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 124 states and 173 transitions. [2018-11-18 12:28:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 173 transitions. [2018-11-18 12:28:09,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 12:28:09,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:09,662 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-11-18 12:28:09,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:09,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2018-11-18 12:28:09,859 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2018-11-18 12:28:09,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:28:09,860 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2018-11-18 12:28:09,869 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 12:28:09,993 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:09,995 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:09,996 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:09,996 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:09,996 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:09,996 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:09,996 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:09,996 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:09,996 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:09,996 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 12:28:10,002 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:10,002 INFO L579 CodeCheckObserver]: Invariant with dag size 6 [2018-11-18 12:28:10,002 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 12:28:10,003 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:28:10,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 12:28:10 ImpRootNode [2018-11-18 12:28:10,003 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 12:28:10,003 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:28:10,003 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:28:10,003 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:28:10,004 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:28:04" (3/4) ... [2018-11-18 12:28:10,007 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:28:10,015 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2018-11-18 12:28:10,016 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 12:28:10,016 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 12:28:10,068 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8db5c5be-8d78-4646-b748-7216dfeccff1/bin-2019/ukojak/witness.graphml [2018-11-18 12:28:10,068 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:28:10,068 INFO L168 Benchmark]: Toolchain (without parser) took 6602.31 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 310.4 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -176.1 MB). Peak memory consumption was 134.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:28:10,070 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-11-18 12:28:10,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.72 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:28:10,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:28:10,070 INFO L168 Benchmark]: Boogie Preprocessor took 29.59 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:28:10,070 INFO L168 Benchmark]: RCFGBuilder took 443.40 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: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:28:10,071 INFO L168 Benchmark]: CodeCheck took 5779.55 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 186.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -70.4 MB). Peak memory consumption was 116.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:28:10,071 INFO L168 Benchmark]: Witness Printer took 64.53 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:28:10,072 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, 61 locations, 1 error locations. SAFE Result, 5.6s OverallTime, 23 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 33554432 SDtfs, 15828732 SDslu, 22430712 SDs, 0 SdLazy, 48027152 SolverSat, 16712712 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5487 GetRequests, 4771 SyntacticMatches, 542 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12479 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 700 NumberOfCodeBlocks, 700 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 678 ConstructedInterpolants, 0 QuantifiedInterpolants, 85683 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 3 PerfectInterpolantSequences, 1610/3199 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: 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: 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: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: n <= 5 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: n <= 5 && i <= 5 - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: n <= 5 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 201.72 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.59 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 443.40 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: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. * CodeCheck took 5779.55 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 186.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -70.4 MB). Peak memory consumption was 116.3 MB. Max. memory is 11.5 GB. * Witness Printer took 64.53 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...