./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i --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_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i -s /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/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 ec7b34841527490886cd362d78588ff0f0e72200 ................................................................................................................................................................................................................................................................................................................................................................................................ 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 00:36:06,233 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 00:36:06,234 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 00:36:06,242 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 00:36:06,242 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 00:36:06,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 00:36:06,244 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 00:36:06,245 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 00:36:06,246 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 00:36:06,247 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 00:36:06,247 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 00:36:06,248 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 00:36:06,248 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 00:36:06,249 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 00:36:06,249 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 00:36:06,250 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 00:36:06,251 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 00:36:06,252 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 00:36:06,253 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 00:36:06,254 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 00:36:06,255 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 00:36:06,256 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 00:36:06,257 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 00:36:06,258 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 00:36:06,258 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 00:36:06,258 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 00:36:06,259 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 00:36:06,260 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 00:36:06,260 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 00:36:06,261 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 00:36:06,261 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 00:36:06,262 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 00:36:06,262 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 00:36:06,262 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 00:36:06,262 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 00:36:06,263 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 00:36:06,263 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 00:36:06,274 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 00:36:06,274 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 00:36:06,274 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 00:36:06,275 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 00:36:06,275 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 00:36:06,275 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 00:36:06,275 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 00:36:06,275 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 00:36:06,276 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 00:36:06,276 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 00:36:06,276 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 00:36:06,276 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 00:36:06,276 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 00:36:06,276 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 00:36:06,276 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 00:36:06,277 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 00:36:06,277 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 00:36:06,277 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 00:36:06,277 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 00:36:06,277 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 00:36:06,277 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 00:36:06,277 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 00:36:06,278 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 00:36:06,278 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 00:36:06,278 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 00:36:06,278 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 00:36:06,278 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 00:36:06,278 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 00:36:06,278 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_09df7ac0-4cd4-4395-b600-cb87127397a6/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 -> ec7b34841527490886cd362d78588ff0f0e72200 [2018-11-10 00:36:06,300 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 00:36:06,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 00:36:06,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 00:36:06,311 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 00:36:06,311 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 00:36:06,312 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/../../sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i [2018-11-10 00:36:06,348 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/data/07cdc14e3/79e25b6a1e1340e7a6d14ff073812133/FLAGc6167915f [2018-11-10 00:36:06,799 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 00:36:06,799 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i [2018-11-10 00:36:06,806 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/data/07cdc14e3/79e25b6a1e1340e7a6d14ff073812133/FLAGc6167915f [2018-11-10 00:36:06,815 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/data/07cdc14e3/79e25b6a1e1340e7a6d14ff073812133 [2018-11-10 00:36:06,818 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 00:36:06,819 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 00:36:06,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 00:36:06,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 00:36:06,822 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 00:36:06,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:36:06" (1/1) ... [2018-11-10 00:36:06,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0d08fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:06, skipping insertion in model container [2018-11-10 00:36:06,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:36:06" (1/1) ... [2018-11-10 00:36:06,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 00:36:06,858 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 00:36:07,044 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 00:36:07,050 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 00:36:07,081 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 00:36:07,102 INFO L193 MainTranslator]: Completed translation [2018-11-10 00:36:07,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07 WrapperNode [2018-11-10 00:36:07,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 00:36:07,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 00:36:07,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 00:36:07,104 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 00:36:07,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07" (1/1) ... [2018-11-10 00:36:07,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07" (1/1) ... [2018-11-10 00:36:07,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 00:36:07,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 00:36:07,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 00:36:07,175 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 00:36:07,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07" (1/1) ... [2018-11-10 00:36:07,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07" (1/1) ... [2018-11-10 00:36:07,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07" (1/1) ... [2018-11-10 00:36:07,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07" (1/1) ... [2018-11-10 00:36:07,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07" (1/1) ... [2018-11-10 00:36:07,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07" (1/1) ... [2018-11-10 00:36:07,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07" (1/1) ... [2018-11-10 00:36:07,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 00:36:07,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 00:36:07,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 00:36:07,196 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 00:36:07,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/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 00:36:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 00:36:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 00:36:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 00:36:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 00:36:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 00:36:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 00:36:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 00:36:07,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 00:36:07,824 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 00:36:07,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:36:07 BoogieIcfgContainer [2018-11-10 00:36:07,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 00:36:07,825 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 00:36:07,825 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 00:36:07,831 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 00:36:07,832 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:36:07" (1/1) ... [2018-11-10 00:36:07,839 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:36:07,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:07,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 69 transitions. [2018-11-10 00:36:07,862 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 69 transitions. [2018-11-10 00:36:07,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 00:36:07,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:07,998 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 00:36:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2018-11-10 00:36:08,059 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2018-11-10 00:36:08,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 00:36:08,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:08,117 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 00:36:08,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:08,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2018-11-10 00:36:08,176 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2018-11-10 00:36:08,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 00:36:08,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:08,199 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 00:36:08,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:08,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2018-11-10 00:36:08,203 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2018-11-10 00:36:08,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 00:36:08,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:08,345 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 00:36:08,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:08,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 58 states and 79 transitions. [2018-11-10 00:36:08,495 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 79 transitions. [2018-11-10 00:36:08,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 00:36:08,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:08,533 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 00:36:08,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:08,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2018-11-10 00:36:08,587 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2018-11-10 00:36:08,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 00:36:08,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:08,605 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 00:36:08,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:08,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2018-11-10 00:36:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2018-11-10 00:36:08,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 00:36:08,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:08,638 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 00:36:08,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:08,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2018-11-10 00:36:08,692 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2018-11-10 00:36:08,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 00:36:08,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:08,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:08,770 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 00:36:09,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:09,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2018-11-10 00:36:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2018-11-10 00:36:09,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 00:36:09,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:09,217 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 00:36:09,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:09,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 84 states and 122 transitions. [2018-11-10 00:36:09,657 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 122 transitions. [2018-11-10 00:36:09,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 00:36:09,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:09,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:36:11,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:11,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 99 states and 150 transitions. [2018-11-10 00:36:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 150 transitions. [2018-11-10 00:36:11,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 00:36:11,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:11,880 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:36:14,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:14,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 113 states and 183 transitions. [2018-11-10 00:36:14,522 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 183 transitions. [2018-11-10 00:36:14,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 00:36:14,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:14,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:14,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 00:36:15,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:15,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 121 states and 203 transitions. [2018-11-10 00:36:15,698 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 203 transitions. [2018-11-10 00:36:15,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 00:36:15,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:16,383 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 00:36:17,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:17,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 125 states and 217 transitions. [2018-11-10 00:36:17,804 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 217 transitions. [2018-11-10 00:36:17,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 00:36:17,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:17,815 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:36:17,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 125 states and 216 transitions. [2018-11-10 00:36:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 216 transitions. [2018-11-10 00:36:17,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 00:36:17,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:17,837 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 00:36:18,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:18,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 127 states and 220 transitions. [2018-11-10 00:36:18,477 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 220 transitions. [2018-11-10 00:36:18,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 00:36:18,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:18,494 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 00:36:19,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:19,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 129 states and 225 transitions. [2018-11-10 00:36:19,127 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 225 transitions. [2018-11-10 00:36:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 00:36:19,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:19,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 00:36:19,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:19,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 132 states and 228 transitions. [2018-11-10 00:36:19,169 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 228 transitions. [2018-11-10 00:36:19,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 00:36:19,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:20,178 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 00:36:24,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:24,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 148 states and 265 transitions. [2018-11-10 00:36:24,549 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 265 transitions. [2018-11-10 00:36:24,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 00:36:24,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:36:24,563 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 00:36:25,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 00:36:25,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 150 states and 268 transitions. [2018-11-10 00:36:25,191 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 268 transitions. [2018-11-10 00:36:25,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 00:36:25,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 00:36:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 00:36:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 00:36:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 00:36:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 00:36:25,382 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2018-11-10 00:36:25,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:36:25 ImpRootNode [2018-11-10 00:36:25,416 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 00:36:25,416 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 00:36:25,416 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 00:36:25,416 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 00:36:25,417 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:36:07" (3/4) ... [2018-11-10 00:36:25,418 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 00:36:25,473 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_09df7ac0-4cd4-4395-b600-cb87127397a6/bin-2019/ukojak/witness.graphml [2018-11-10 00:36:25,473 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 00:36:25,474 INFO L168 Benchmark]: Toolchain (without parser) took 18655.73 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 459.3 MB). Free memory was 958.1 MB in the beginning and 1.3 GB in the end (delta: -371.6 MB). Peak memory consumption was 87.7 MB. Max. memory is 11.5 GB. [2018-11-10 00:36:25,475 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. [2018-11-10 00:36:25,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.85 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 933.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 00:36:25,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -209.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 00:36:25,476 INFO L168 Benchmark]: Boogie Preprocessor took 20.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 00:36:25,477 INFO L168 Benchmark]: RCFGBuilder took 629.30 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: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 11.5 GB. [2018-11-10 00:36:25,477 INFO L168 Benchmark]: CodeCheck took 17590.62 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 309.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -258.7 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. [2018-11-10 00:36:25,479 INFO L168 Benchmark]: Witness Printer took 57.54 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 00:36:25,482 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, 97 locations, 5 error locations. UNSAFE Result, 17.5s OverallTime, 20 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5623520 SDtfs, 4035116 SDslu, 5500980 SDs, 0 SdLazy, 6773048 SolverSat, 2125404 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3139 GetRequests, 2866 SyntacticMatches, 33 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25832 ImplicationChecksByTransitivity, 15.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 358 NumberOfCodeBlocks, 358 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 313 ConstructedInterpolants, 0 QuantifiedInterpolants, 95885 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 8 PerfectInterpolantSequences, 44/108 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: 1050]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L993] EXPR, FCALL malloc(sizeof(BCK)) [L993] BCK* bucket = malloc(sizeof(BCK)); [L994] FCALL bucket->data = 0 [L995] FCALL bucket->list = ((void*)0) [L997] EXPR, FCALL malloc(sizeof(BCK)) [L997] FCALL bucket->next = malloc(sizeof(BCK)) [L998] EXPR, FCALL bucket->next [L998] BCK* bcki = bucket->next; [L999] FCALL bcki->data = 1 [L1000] FCALL bcki->list = ((void*)0) [L1002] EXPR, FCALL malloc(sizeof(BCK)) [L1002] FCALL bcki->next = malloc(sizeof(BCK)) [L1003] EXPR, FCALL bcki->next [L1003] bcki = bcki->next [L1004] FCALL bcki->data = 2 [L1005] FCALL bcki->list = ((void*)0) [L1006] FCALL bcki->next = ((void*)0) [L1008] struct TSLL* item = ((void*)0); [L1009] struct TSLL* itr = ((void*)0); [L1010] COND TRUE __VERIFIER_nondet_int() [L1012] EXPR, FCALL malloc(sizeof(SLL)) [L1012] item = malloc(sizeof(SLL)) [L1013] FCALL item->next = ((void*)0) [L1014] COND TRUE __VERIFIER_nondet_int() [L1015] FCALL item->data = 0 [L1021] bcki = bucket [L1023] COND FALSE !(!(bcki != ((void*)0))) [L1023] COND FALSE !(0) [L1024] COND FALSE !(!(item != ((void*)0))) [L1024] COND FALSE !(0) [L1025] EXPR, FCALL bcki->data [L1025] EXPR, FCALL item->data [L1025] COND FALSE !(bcki->data != item->data) [L1027] COND FALSE !(!(bcki != ((void*)0))) [L1027] COND FALSE !(0) [L1029] EXPR, FCALL bcki->list [L1029] COND TRUE bcki->list == ((void*)0) [L1030] FCALL bcki->list = item [L1010] COND FALSE !(__VERIFIER_nondet_int()) [L1041] bcki = bucket [L1042] COND TRUE bcki != ((void*)0) [L1044] EXPR, FCALL bcki->list [L1044] item = bcki->list [L1045] FCALL bcki->list = ((void*)0) [L1046] COND TRUE item != ((void*)0) [L1048] itr = item [L1049] EXPR, FCALL item->next [L1049] item = item->next [L1050] EXPR, FCALL itr->data [L1050] EXPR, FCALL bcki->data [L1050] COND TRUE !(itr->data != bcki->data) [L1050] __VERIFIER_error() * 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 283.85 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 933.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -209.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 629.30 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: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 11.5 GB. * CodeCheck took 17590.62 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 309.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -258.7 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. * Witness Printer took 57.54 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...