./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/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 0.1.24-6b5699a [2019-11-26 02:55:21,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:55:21,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:55:21,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:55:21,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:55:21,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:55:21,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:55:21,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:55:21,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:55:21,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:55:21,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:55:21,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:55:21,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:55:21,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:55:21,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:55:21,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:55:21,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:55:21,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:55:21,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:55:21,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:55:21,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:55:21,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:55:21,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:55:21,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:55:21,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:55:21,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:55:21,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:55:21,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:55:21,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:55:21,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:55:21,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:55:21,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:55:21,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:55:21,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:55:21,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:55:21,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:55:21,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:55:21,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:55:21,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:55:21,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:55:21,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:55:21,685 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:55:21,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:55:21,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:55:21,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:55:21,728 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:55:21,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:55:21,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:55:21,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:55:21,730 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:55:21,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:55:21,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:55:21,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:55:21,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:55:21,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:55:21,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:55:21,732 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:55:21,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:55:21,732 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:55:21,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:55:21,733 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:55:21,733 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:55:21,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:55:21,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:55:21,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:55:21,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:55:21,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:55:21,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:55:21,735 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:55:21,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:55:21,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:55:21,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/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 [2019-11-26 02:55:21,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:55:21,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:55:21,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:55:21,945 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:55:21,945 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:55:21,946 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/../../sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-26 02:55:22,014 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/data/ac4723090/05387d8a198a43448cb58fedff67c92b/FLAGee02e81d4 [2019-11-26 02:55:22,544 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:55:22,545 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-26 02:55:22,559 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/data/ac4723090/05387d8a198a43448cb58fedff67c92b/FLAGee02e81d4 [2019-11-26 02:55:22,856 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/data/ac4723090/05387d8a198a43448cb58fedff67c92b [2019-11-26 02:55:22,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:55:22,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:55:22,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:55:22,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:55:22,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:55:22,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:55:22" (1/1) ... [2019-11-26 02:55:22,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a5b30c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:22, skipping insertion in model container [2019-11-26 02:55:22,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:55:22" (1/1) ... [2019-11-26 02:55:22,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:55:22,927 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:55:23,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:55:23,414 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:55:23,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:55:23,537 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:55:23,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23 WrapperNode [2019-11-26 02:55:23,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:55:23,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:55:23,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:55:23,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:55:23,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23" (1/1) ... [2019-11-26 02:55:23,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23" (1/1) ... [2019-11-26 02:55:23,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:55:23,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:55:23,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:55:23,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:55:23,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23" (1/1) ... [2019-11-26 02:55:23,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23" (1/1) ... [2019-11-26 02:55:23,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23" (1/1) ... [2019-11-26 02:55:23,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23" (1/1) ... [2019-11-26 02:55:23,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23" (1/1) ... [2019-11-26 02:55:23,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23" (1/1) ... [2019-11-26 02:55:23,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23" (1/1) ... [2019-11-26 02:55:23,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:55:23,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:55:23,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:55:23,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:55:23,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/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 [2019-11-26 02:55:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:55:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:55:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:55:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:55:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:55:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:55:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:55:23,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:55:24,669 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:55:24,670 INFO L284 CfgBuilder]: Removed 19 assume(true) statements. [2019-11-26 02:55:24,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:24 BoogieIcfgContainer [2019-11-26 02:55:24,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:55:24,672 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:55:24,672 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:55:24,683 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:55:24,683 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:24" (1/1) ... [2019-11-26 02:55:24,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:24,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:24,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2019-11-26 02:55:24,764 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2019-11-26 02:55:24,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-26 02:55:24,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:25,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:25,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2019-11-26 02:55:25,177 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2019-11-26 02:55:25,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-26 02:55:25,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:25,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:25,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:25,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2019-11-26 02:55:25,459 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2019-11-26 02:55:25,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-26 02:55:25,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:25,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:25,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:25,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2019-11-26 02:55:25,587 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2019-11-26 02:55:25,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-26 02:55:25,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:25,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:25,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:26,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:26,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2019-11-26 02:55:26,176 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2019-11-26 02:55:26,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-26 02:55:26,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:26,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:26,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:26,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2019-11-26 02:55:26,221 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2019-11-26 02:55:26,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-26 02:55:26,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:26,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:26,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:26,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 52 states and 74 transitions. [2019-11-26 02:55:26,752 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 74 transitions. [2019-11-26 02:55:26,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:55:26,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:26,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:27,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:27,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 60 states and 91 transitions. [2019-11-26 02:55:27,931 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 91 transitions. [2019-11-26 02:55:27,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-26 02:55:27,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:28,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:30,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:30,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 69 states and 110 transitions. [2019-11-26 02:55:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 110 transitions. [2019-11-26 02:55:30,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-26 02:55:30,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:30,967 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:32,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:32,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 77 states and 129 transitions. [2019-11-26 02:55:32,662 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 129 transitions. [2019-11-26 02:55:32,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:55:32,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:32,888 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:34,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 86 states and 149 transitions. [2019-11-26 02:55:34,158 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 149 transitions. [2019-11-26 02:55:34,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:55:34,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:35,305 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 98 states and 183 transitions. [2019-11-26 02:55:39,884 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 183 transitions. [2019-11-26 02:55:39,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:55:39,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:40,853 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:45,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:45,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 106 states and 205 transitions. [2019-11-26 02:55:45,315 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 205 transitions. [2019-11-26 02:55:45,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:55:45,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:45,334 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:45,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:45,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 106 states and 204 transitions. [2019-11-26 02:55:45,342 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 204 transitions. [2019-11-26 02:55:45,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:55:45,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:45,369 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:55:46,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:46,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 109 states and 214 transitions. [2019-11-26 02:55:46,186 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 214 transitions. [2019-11-26 02:55:46,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:55:46,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:47,699 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:48,235 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2019-11-26 02:55:53,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:53,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 120 states and 243 transitions. [2019-11-26 02:55:53,781 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 243 transitions. [2019-11-26 02:55:53,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:55:53,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:53,805 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:55:54,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:54,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 122 states and 247 transitions. [2019-11-26 02:55:54,941 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 247 transitions. [2019-11-26 02:55:54,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:55:54,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:54,965 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:55,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:55:55,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 125 states and 250 transitions. [2019-11-26 02:55:55,002 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 250 transitions. [2019-11-26 02:55:55,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:55:55,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:55:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:55:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:55:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:55:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:55:55,795 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 18 iterations. [2019-11-26 02:55:55,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:55:55 ImpRootNode [2019-11-26 02:55:55,835 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:55:55,835 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:55:55,835 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:55:55,836 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:55:55,836 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:24" (3/4) ... [2019-11-26 02:55:55,838 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:55:55,949 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_bc45018a-02bb-4d68-9190-b9418a6a26f5/bin/ukojak/witness.graphml [2019-11-26 02:55:55,956 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:55:55,958 INFO L168 Benchmark]: Toolchain (without parser) took 33097.71 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 490.2 MB). Free memory was 940.7 MB in the beginning and 1.4 GB in the end (delta: -465.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:55,959 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:55:55,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 940.7 MB in the beginning and 1.2 GB in the end (delta: -209.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:55,961 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.22 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. [2019-11-26 02:55:55,962 INFO L168 Benchmark]: Boogie Preprocessor took 42.21 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. [2019-11-26 02:55:55,962 INFO L168 Benchmark]: RCFGBuilder took 1025.86 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: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:55,963 INFO L168 Benchmark]: CodeCheck took 31163.36 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 317.7 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -311.9 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:55,963 INFO L168 Benchmark]: Witness Printer took 120.80 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:55,966 INFO L335 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, 37 locations, 5 error locations. Result: UNSAFE, OverallTime: 31.0s, OverallIterations: 18, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 962152 SDtfs, 577386 SDslu, 787582 SDs, 0 SdLazy, 1907932 SolverSat, 610748 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2446 GetRequests, 2159 SyntacticMatches, 33 SemanticMatches, 254 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29825 ImplicationChecksByTransitivity, 27.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 224 ConstructedInterpolants, 0 QuantifiedInterpolants, 63234 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 7 PerfectInterpolantSequences, 17/70 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 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] BCK* bucket = malloc(sizeof(BCK)); [L994] bucket->data = 0 [L995] bucket->list = ((void*)0) [L997] bucket->next = malloc(sizeof(BCK)) [L998] EXPR bucket->next [L998] BCK* bcki = bucket->next; [L999] bcki->data = 1 [L1000] bcki->list = ((void*)0) [L1002] bcki->next = malloc(sizeof(BCK)) [L1003] EXPR bcki->next [L1003] bcki = bcki->next [L1004] bcki->data = 2 [L1005] bcki->list = ((void*)0) [L1006] bcki->next = ((void*)0) [L1008] struct TSLL* item = ((void*)0); [L1009] struct TSLL* itr = ((void*)0); [L1010] COND TRUE __VERIFIER_nondet_int() [L1012] item = malloc(sizeof(SLL)) [L1013] item->next = ((void*)0) [L1014] COND TRUE __VERIFIER_nondet_int() [L1015] item->data = 0 [L1021] bcki = bucket [L1023] COND FALSE !(!(bcki != ((void*)0))) [L1024] COND FALSE !(!(item != ((void*)0))) [L1025] EXPR bcki->data [L1025] EXPR item->data [L1025] COND FALSE !(bcki->data != item->data) [L1027] COND FALSE !(!(bcki != ((void*)0))) [L1029] EXPR bcki->list [L1029] COND TRUE bcki->list == ((void*)0) [L1030] bcki->list = item [L1010] COND FALSE !(__VERIFIER_nondet_int()) [L1041] bcki = bucket [L1042] COND TRUE bcki != ((void*)0) [L1044] EXPR bcki->list [L1044] item = bcki->list [L1045] bcki->list = ((void*)0) [L1046] COND TRUE item != ((void*)0) [L1048] itr = item [L1049] EXPR item->next [L1049] item = item->next [L1050] EXPR itr->data [L1050] EXPR 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 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 678.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 940.7 MB in the beginning and 1.2 GB in the end (delta: -209.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.22 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. * Boogie Preprocessor took 42.21 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 1025.86 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: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. * CodeCheck took 31163.36 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 317.7 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -311.9 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. * Witness Printer took 120.80 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...