./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/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 ef8f82b31b77c43c96cf1b9cfaef9c4e99ae1632 ................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:04:05,573 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:04:05,575 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:04:05,583 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:04:05,584 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:04:05,585 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:04:05,586 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:04:05,587 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:04:05,589 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:04:05,589 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:04:05,590 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:04:05,590 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:04:05,591 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:04:05,592 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:04:05,593 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:04:05,594 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:04:05,595 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:04:05,596 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:04:05,598 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:04:05,599 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:04:05,600 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:04:05,601 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:04:05,603 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:04:05,603 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:04:05,603 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:04:05,604 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:04:05,605 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:04:05,606 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:04:05,606 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:04:05,607 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:04:05,607 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:04:05,608 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:04:05,608 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:04:05,608 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:04:05,609 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:04:05,610 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:04:05,610 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:04:05,622 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:04:05,622 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:04:05,623 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:04:05,623 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:04:05,624 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:04:05,624 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:04:05,624 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:04:05,624 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:04:05,624 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:04:05,625 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:04:05,625 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:04:05,625 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:04:05,625 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:04:05,625 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:04:05,625 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:04:05,625 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:04:05,626 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:04:05,626 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:04:05,626 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:04:05,626 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:04:05,626 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:04:05,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:04:05,627 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:04:05,627 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:04:05,627 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:04:05,627 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:04:05,627 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:04:05,627 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:04:05,628 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_4030e41e-49c7-443f-a9c5-29984b0594bd/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 -> ef8f82b31b77c43c96cf1b9cfaef9c4e99ae1632 [2018-11-10 12:04:05,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:04:05,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:04:05,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:04:05,672 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:04:05,672 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:04:05,673 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c [2018-11-10 12:04:05,728 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/data/19cea2ddf/d96427f1643b4303adbd7a162454b0b6/FLAGe060c8425 [2018-11-10 12:04:06,090 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:04:06,090 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c [2018-11-10 12:04:06,097 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/data/19cea2ddf/d96427f1643b4303adbd7a162454b0b6/FLAGe060c8425 [2018-11-10 12:04:06,112 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/data/19cea2ddf/d96427f1643b4303adbd7a162454b0b6 [2018-11-10 12:04:06,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:04:06,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:04:06,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:04:06,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:04:06,122 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:04:06,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1114ae3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06, skipping insertion in model container [2018-11-10 12:04:06,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:04:06,157 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:04:06,312 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:04:06,318 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:04:06,332 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:04:06,343 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:04:06,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06 WrapperNode [2018-11-10 12:04:06,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:04:06,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:04:06,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:04:06,344 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:04:06,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:04:06,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:04:06,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:04:06,381 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:04:06,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:04:06,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:04:06,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:04:06,401 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:04:06,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:04:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/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 [2018-11-10 12:04:06,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 12:04:06,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 12:04:06,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 12:04:06,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:04:06,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:04:06,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 12:04:06,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 12:04:06,881 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:04:06,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:04:06 BoogieIcfgContainer [2018-11-10 12:04:06,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:04:06,882 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:04:06,882 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:04:06,890 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:04:06,890 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:04:06" (1/1) ... [2018-11-10 12:04:06,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:04:06,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:06,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-11-10 12:04:06,928 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-11-10 12:04:06,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 12:04:06,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:07,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:07,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2018-11-10 12:04:07,030 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2018-11-10 12:04:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 12:04:07,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:07,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:07,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:07,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-11-10 12:04:07,116 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-11-10 12:04:07,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:04:07,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:07,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:07,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2018-11-10 12:04:07,196 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2018-11-10 12:04:07,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:04:07,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:07,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2018-11-10 12:04:07,323 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2018-11-10 12:04:07,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:04:07,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:07,376 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:07,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:07,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-10 12:04:07,416 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-10 12:04:07,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:04:07,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:07,463 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:07,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:07,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2018-11-10 12:04:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2018-11-10 12:04:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 12:04:07,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:07,623 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:07,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:07,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2018-11-10 12:04:07,713 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2018-11-10 12:04:07,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 12:04:07,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:07,778 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:07,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:07,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2018-11-10 12:04:07,837 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2018-11-10 12:04:07,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 12:04:07,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:07,888 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:07,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:07,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2018-11-10 12:04:07,976 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2018-11-10 12:04:07,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 12:04:07,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:08,028 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:08,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2018-11-10 12:04:08,100 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2018-11-10 12:04:08,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 12:04:08,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:08,184 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:08,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2018-11-10 12:04:08,265 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2018-11-10 12:04:08,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 12:04:08,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:08,934 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-10 12:04:10,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:10,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2018-11-10 12:04:10,006 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2018-11-10 12:04:10,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 12:04:10,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:11,133 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-10 12:04:12,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:12,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2018-11-10 12:04:12,205 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2018-11-10 12:04:12,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 12:04:12,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:13,863 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 42 [2018-11-10 12:04:14,414 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 56 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:15,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 41 states and 48 transitions. [2018-11-10 12:04:15,636 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2018-11-10 12:04:15,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 12:04:15,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 12:04:18,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:18,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2018-11-10 12:04:18,442 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2018-11-10 12:04:18,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 12:04:18,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:20,107 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 30 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:21,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:21,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2018-11-10 12:04:21,208 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2018-11-10 12:04:21,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 12:04:21,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:23,348 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 92 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:04:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:24,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2018-11-10 12:04:24,631 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2018-11-10 12:04:24,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 12:04:24,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 12:04:27,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:27,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2018-11-10 12:04:27,462 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2018-11-10 12:04:27,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 12:04:27,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:29,130 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-10 12:04:30,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:30,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2018-11-10 12:04:30,173 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2018-11-10 12:04:30,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 12:04:30,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:32,226 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 90 proven. 90 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 12:04:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2018-11-10 12:04:32,947 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2018-11-10 12:04:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 12:04:32,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:04:35,162 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 90 proven. 108 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 12:04:36,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:04:36,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 56 states and 64 transitions. [2018-11-10 12:04:36,121 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2018-11-10 12:04:36,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 12:04:36,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:04:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:04:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:04:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:04:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:04:36,984 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 22 iterations. [2018-11-10 12:04:37,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:04:37 ImpRootNode [2018-11-10 12:04:37,031 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:04:37,031 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:04:37,032 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:04:37,032 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:04:37,032 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:04:06" (3/4) ... [2018-11-10 12:04:37,035 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 12:04:37,121 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4030e41e-49c7-443f-a9c5-29984b0594bd/bin-2019/ukojak/witness.graphml [2018-11-10 12:04:37,121 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:04:37,122 INFO L168 Benchmark]: Toolchain (without parser) took 31005.98 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 529.0 MB). Free memory was 958.2 MB in the beginning and 908.5 MB in the end (delta: 49.7 MB). Peak memory consumption was 578.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:04:37,123 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:04:37,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.02 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:04:37,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.04 ms. Allocated memory is still 1.0 GB. Free memory was 947.5 MB in the beginning and 944.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:04:37,124 INFO L168 Benchmark]: Boogie Preprocessor took 19.66 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 942.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:04:37,125 INFO L168 Benchmark]: RCFGBuilder took 481.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 942.1 MB in the beginning and 1.1 GB in the end (delta: -164.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:04:37,126 INFO L168 Benchmark]: CodeCheck took 30149.14 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 378.0 MB). Free memory was 1.1 GB in the beginning and 908.5 MB in the end (delta: 198.0 MB). Peak memory consumption was 576.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:04:37,126 INFO L168 Benchmark]: Witness Printer took 89.95 ms. Allocated memory is still 1.6 GB. Free memory is still 908.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:04:37,130 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, 43 locations, 1 error locations. UNSAFE Result, 30.0s OverallTime, 22 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17830928 SDtfs, 4217916 SDslu, 6328448 SDs, 0 SdLazy, 14246400 SolverSat, 6851976 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4524 GetRequests, 3778 SyntacticMatches, 466 SemanticMatches, 280 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64987 ImplicationChecksByTransitivity, 26.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 16.4s InterpolantComputationTime, 638 NumberOfCodeBlocks, 638 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 567 ConstructedInterpolants, 0 QuantifiedInterpolants, 173266 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 3 PerfectInterpolantSequences, 816/1760 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 - CounterExampleResult [Line: 45]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L19] FCALL struct cont cont; [L20] FCALL struct dummy array[10]; [L21] int i, *pa; [L22] i = __VERIFIER_nondet_int() [L24] int j = 0; [L24] COND TRUE j < 10 [L25] FCALL array[j].a = __VERIFIER_nondet_int() [L26] FCALL array[j].b = __VERIFIER_nondet_int() [L24] j++ [L24] COND TRUE j < 10 [L25] FCALL array[j].a = __VERIFIER_nondet_int() [L26] FCALL array[j].b = __VERIFIER_nondet_int() [L24] j++ [L24] COND TRUE j < 10 [L25] FCALL array[j].a = __VERIFIER_nondet_int() [L26] FCALL array[j].b = __VERIFIER_nondet_int() [L24] j++ [L24] COND TRUE j < 10 [L25] FCALL array[j].a = __VERIFIER_nondet_int() [L26] FCALL array[j].b = __VERIFIER_nondet_int() [L24] j++ [L24] COND TRUE j < 10 [L25] FCALL array[j].a = __VERIFIER_nondet_int() [L26] FCALL array[j].b = __VERIFIER_nondet_int() [L24] j++ [L24] COND TRUE j < 10 [L25] FCALL array[j].a = __VERIFIER_nondet_int() [L26] FCALL array[j].b = __VERIFIER_nondet_int() [L24] j++ [L24] COND TRUE j < 10 [L25] FCALL array[j].a = __VERIFIER_nondet_int() [L26] FCALL array[j].b = __VERIFIER_nondet_int() [L24] j++ [L24] COND TRUE j < 10 [L25] FCALL array[j].a = __VERIFIER_nondet_int() [L26] FCALL array[j].b = __VERIFIER_nondet_int() [L24] j++ [L24] COND TRUE j < 10 [L25] FCALL array[j].a = __VERIFIER_nondet_int() [L26] FCALL array[j].b = __VERIFIER_nondet_int() [L24] j++ [L24] COND TRUE j < 10 [L25] FCALL array[j].a = __VERIFIER_nondet_int() [L26] FCALL array[j].b = __VERIFIER_nondet_int() [L24] j++ [L24] COND FALSE !(j < 10) [L29] COND TRUE i >= 0 && i < 9 [L30] CALL cont.array = &array[i] [L30] RET cont.array = &array[i] [L31] EXPR, FCALL cont.array [L31] pa = &cont.array[0].b [L32] EXPR, FCALL cont.array [L32] EXPR, FCALL cont.array[0].b [L32] COND TRUE cont.array[0].b > 0 [L33] EXPR, FCALL array[i].b [L33] i = array[i].b - 10 [L34] EXPR, FCALL \read(*pa) [L34] COND TRUE i < *pa [L35] ++i [L34] EXPR, FCALL \read(*pa) [L34] COND TRUE i < *pa [L35] ++i [L34] EXPR, FCALL \read(*pa) [L34] COND TRUE i < *pa [L35] ++i [L34] EXPR, FCALL \read(*pa) [L34] COND TRUE i < *pa [L35] ++i [L34] EXPR, FCALL \read(*pa) [L34] COND TRUE i < *pa [L35] ++i [L34] EXPR, FCALL \read(*pa) [L34] COND TRUE i < *pa [L35] ++i [L34] EXPR, FCALL \read(*pa) [L34] COND TRUE i < *pa [L35] ++i [L34] EXPR, FCALL \read(*pa) [L34] COND TRUE i < *pa [L35] ++i [L34] EXPR, FCALL \read(*pa) [L34] COND TRUE i < *pa [L35] ++i [L34] EXPR, FCALL \read(*pa) [L34] COND TRUE i < *pa [L35] ++i [L34] EXPR, FCALL \read(*pa) [L34] COND FALSE !(i < *pa) [L37] CALL, EXPR check(&cont, i) [L14] EXPR, FCALL pc->array [L14] EXPR, FCALL pc->array[1].b [L14] RET return pc->array[1].b == i; [L37] EXPR check(&cont, i) [L37] COND TRUE !check(&cont, i) [L45] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 226.02 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.04 ms. Allocated memory is still 1.0 GB. Free memory was 947.5 MB in the beginning and 944.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.66 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 942.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 481.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 942.1 MB in the beginning and 1.1 GB in the end (delta: -164.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * CodeCheck took 30149.14 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 378.0 MB). Free memory was 1.1 GB in the beginning and 908.5 MB in the end (delta: 198.0 MB). Peak memory consumption was 576.0 MB. Max. memory is 11.5 GB. * Witness Printer took 89.95 ms. Allocated memory is still 1.6 GB. Free memory is still 908.5 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...