./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 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/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_f4763418-7631-4007-9725-d22cc2ca55a6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/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 0.1.23-5842f4b [2018-11-18 14:53:20,062 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:53:20,063 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:53:20,071 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:53:20,071 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:53:20,072 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:53:20,073 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:53:20,074 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:53:20,075 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:53:20,076 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:53:20,077 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:53:20,077 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:53:20,077 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:53:20,078 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:53:20,079 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:53:20,079 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:53:20,080 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:53:20,081 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:53:20,082 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:53:20,083 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:53:20,084 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:53:20,085 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:53:20,086 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:53:20,086 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:53:20,086 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:53:20,087 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:53:20,088 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:53:20,088 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:53:20,089 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:53:20,090 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:53:20,090 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:53:20,090 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:53:20,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:53:20,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:53:20,091 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:53:20,092 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:53:20,092 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 14:53:20,101 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:53:20,101 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:53:20,102 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:53:20,102 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:53:20,103 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:53:20,103 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:53:20,103 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:53:20,103 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:53:20,103 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:53:20,103 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:53:20,104 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:53:20,104 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:53:20,104 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:53:20,104 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:53:20,104 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:53:20,104 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:53:20,104 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:53:20,104 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:53:20,105 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:53:20,105 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:53:20,105 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:53:20,105 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:53:20,105 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:53:20,105 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:53:20,106 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:53:20,106 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:53:20,106 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:53:20,106 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:53:20,106 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:53:20,106 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_f4763418-7631-4007-9725-d22cc2ca55a6/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 [2018-11-18 14:53:20,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:53:20,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:53:20,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:53:20,141 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:53:20,142 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:53:20,142 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/bin-2019/ukojak/../../sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i [2018-11-18 14:53:20,183 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/bin-2019/ukojak/data/259e5d3d2/d9780c06e4bc4fe0a9106b5c42bb9795/FLAG53d87b68c [2018-11-18 14:53:20,563 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:53:20,564 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i [2018-11-18 14:53:20,572 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/bin-2019/ukojak/data/259e5d3d2/d9780c06e4bc4fe0a9106b5c42bb9795/FLAG53d87b68c [2018-11-18 14:53:20,943 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/bin-2019/ukojak/data/259e5d3d2/d9780c06e4bc4fe0a9106b5c42bb9795 [2018-11-18 14:53:20,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:53:20,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:53:20,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:53:20,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:53:20,949 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:53:20,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:53:20" (1/1) ... [2018-11-18 14:53:20,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d7a7592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:20, skipping insertion in model container [2018-11-18 14:53:20,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:53:20" (1/1) ... [2018-11-18 14:53:20,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:53:20,988 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:53:21,180 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:53:21,186 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:53:21,216 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:53:21,290 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:53:21,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21 WrapperNode [2018-11-18 14:53:21,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:53:21,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:53:21,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:53:21,291 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:53:21,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21" (1/1) ... [2018-11-18 14:53:21,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21" (1/1) ... [2018-11-18 14:53:21,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:53:21,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:53:21,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:53:21,326 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:53:21,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21" (1/1) ... [2018-11-18 14:53:21,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21" (1/1) ... [2018-11-18 14:53:21,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21" (1/1) ... [2018-11-18 14:53:21,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21" (1/1) ... [2018-11-18 14:53:21,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21" (1/1) ... [2018-11-18 14:53:21,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21" (1/1) ... [2018-11-18 14:53:21,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21" (1/1) ... [2018-11-18 14:53:21,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:53:21,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:53:21,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:53:21,346 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:53:21,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/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 14:53:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:53:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:53:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:53:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:53:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:53:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:53:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:53:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:53:21,751 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:53:21,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:53:21 BoogieIcfgContainer [2018-11-18 14:53:21,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:53:21,752 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:53:21,752 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:53:21,759 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:53:21,760 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:53:21" (1/1) ... [2018-11-18 14:53:21,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:53:21,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:21,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 69 transitions. [2018-11-18 14:53:21,787 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 69 transitions. [2018-11-18 14:53:21,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-18 14:53:21,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:21,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:21,928 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 14:53:21,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:21,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2018-11-18 14:53:21,987 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2018-11-18 14:53:21,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 14:53:21,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:22,034 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 14:53:22,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:22,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2018-11-18 14:53:22,147 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2018-11-18 14:53:22,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 14:53:22,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:22,168 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 14:53:22,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:22,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2018-11-18 14:53:22,172 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2018-11-18 14:53:22,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 14:53:22,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:22,236 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 14:53:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:22,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 66 transitions. [2018-11-18 14:53:22,260 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2018-11-18 14:53:22,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 14:53:22,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:22,346 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 14:53:22,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:22,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2018-11-18 14:53:22,517 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2018-11-18 14:53:22,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 14:53:22,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:22,536 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 14:53:22,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:22,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2018-11-18 14:53:22,539 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2018-11-18 14:53:22,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 14:53:22,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:22,560 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 14:53:22,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:22,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2018-11-18 14:53:22,608 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2018-11-18 14:53:22,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 14:53:22,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:22,687 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 14:53:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:23,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2018-11-18 14:53:23,027 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2018-11-18 14:53:23,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:53:23,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:23,152 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 14:53:23,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:23,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 84 states and 121 transitions. [2018-11-18 14:53:23,581 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2018-11-18 14:53:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:53:23,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:23,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:53:24,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:24,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 95 states and 143 transitions. [2018-11-18 14:53:24,707 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 143 transitions. [2018-11-18 14:53:24,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 14:53:24,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:25,510 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:53:28,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 109 states and 177 transitions. [2018-11-18 14:53:28,013 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2018-11-18 14:53:28,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 14:53:28,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:28,039 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 14:53:29,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:29,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 117 states and 197 transitions. [2018-11-18 14:53:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 197 transitions. [2018-11-18 14:53:29,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 14:53:29,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:29,924 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 14:53:33,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:33,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 131 states and 226 transitions. [2018-11-18 14:53:33,035 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 226 transitions. [2018-11-18 14:53:33,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 14:53:33,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:33,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:53:33,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:33,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 131 states and 225 transitions. [2018-11-18 14:53:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 225 transitions. [2018-11-18 14:53:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 14:53:33,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:33,063 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 14:53:33,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:33,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 133 states and 229 transitions. [2018-11-18 14:53:33,749 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 229 transitions. [2018-11-18 14:53:33,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 14:53:33,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:33,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 14:53:33,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:33,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 136 states and 232 transitions. [2018-11-18 14:53:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 232 transitions. [2018-11-18 14:53:33,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 14:53:33,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:33,798 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:53:34,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:53:34,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 138 states and 236 transitions. [2018-11-18 14:53:34,356 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 236 transitions. [2018-11-18 14:53:34,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 14:53:34,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:53:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:53:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:53:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:53:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:53:34,531 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 18 iterations. [2018-11-18 14:53:34,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:53:34 ImpRootNode [2018-11-18 14:53:34,561 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:53:34,561 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:53:34,561 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:53:34,561 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:53:34,562 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:53:21" (3/4) ... [2018-11-18 14:53:34,563 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 14:53:34,610 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f4763418-7631-4007-9725-d22cc2ca55a6/bin-2019/ukojak/witness.graphml [2018-11-18 14:53:34,610 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:53:34,611 INFO L168 Benchmark]: Toolchain (without parser) took 13665.33 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 432.5 MB). Free memory was 950.0 MB in the beginning and 1.2 GB in the end (delta: -257.9 MB). Peak memory consumption was 174.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:34,612 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:53:34,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 950.0 MB in the beginning and 1.2 GB in the end (delta: -231.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:34,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:34,614 INFO L168 Benchmark]: Boogie Preprocessor took 19.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:53:34,614 INFO L168 Benchmark]: RCFGBuilder took 405.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 41.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:34,615 INFO L168 Benchmark]: CodeCheck took 12809.11 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 242.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -85.2 MB). Peak memory consumption was 157.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:34,615 INFO L168 Benchmark]: Witness Printer took 49.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:34,619 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, 53 locations, 5 error locations. UNSAFE Result, 12.7s OverallTime, 18 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1356736 SDtfs, 958676 SDslu, 1275136 SDs, 0 SdLazy, 1518844 SolverSat, 505488 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2612 GetRequests, 2401 SyntacticMatches, 17 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15533 ImplicationChecksByTransitivity, 11.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 311 NumberOfCodeBlocks, 311 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 268 ConstructedInterpolants, 0 QuantifiedInterpolants, 65544 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 8 PerfectInterpolantSequences, 28/72 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 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 343.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 950.0 MB in the beginning and 1.2 GB in the end (delta: -231.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 405.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 41.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 11.5 GB. * CodeCheck took 12809.11 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 242.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -85.2 MB). Peak memory consumption was 157.5 MB. Max. memory is 11.5 GB. * Witness Printer took 49.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...