./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast_true-termination.c_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast_true-termination.c_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/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 b39600b9df22c6d48a4a2c98275a4ced37851cc3 ....................................................................................................................................................................................................................................................................................... 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 0.1.23-635dfa2 [2018-12-09 12:00:09,173 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:00:09,175 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:00:09,184 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:00:09,184 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:00:09,184 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:00:09,185 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:00:09,187 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:00:09,188 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:00:09,188 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:00:09,189 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:00:09,189 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:00:09,190 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:00:09,190 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:00:09,191 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:00:09,192 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:00:09,192 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:00:09,193 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:00:09,195 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:00:09,196 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:00:09,196 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:00:09,197 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:00:09,199 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:00:09,199 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:00:09,199 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:00:09,199 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:00:09,200 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:00:09,201 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:00:09,201 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:00:09,202 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:00:09,202 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:00:09,202 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:00:09,203 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:00:09,203 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:00:09,203 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:00:09,204 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:00:09,204 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 12:00:09,214 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:00:09,214 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:00:09,214 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:00:09,215 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 12:00:09,215 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:00:09,215 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:00:09,215 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:00:09,215 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:00:09,216 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:00:09,216 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:00:09,216 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:00:09,216 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:00:09,216 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:00:09,216 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:00:09,216 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:00:09,216 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:00:09,216 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:00:09,217 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:00:09,217 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 12:00:09,217 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 12:00:09,217 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:00:09,217 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:00:09,217 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:00:09,217 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:00:09,218 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:00:09,218 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:00:09,218 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 12:00:09,218 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:00:09,218 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:00:09,218 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_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/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 -> b39600b9df22c6d48a4a2c98275a4ced37851cc3 [2018-12-09 12:00:09,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:00:09,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:00:09,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:00:09,254 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:00:09,254 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:00:09,254 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast_true-termination.c_false-unreach-call.i [2018-12-09 12:00:09,296 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/data/4ab63d8b2/be4aee9fa8ea4095b6621a84e4bc81ce/FLAG547e0fb8b [2018-12-09 12:00:09,668 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:00:09,668 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/sv-benchmarks/c/ldv-regression/rule57_ebda_blast_true-termination.c_false-unreach-call.i [2018-12-09 12:00:09,672 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/data/4ab63d8b2/be4aee9fa8ea4095b6621a84e4bc81ce/FLAG547e0fb8b [2018-12-09 12:00:09,680 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/data/4ab63d8b2/be4aee9fa8ea4095b6621a84e4bc81ce [2018-12-09 12:00:09,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:00:09,683 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:00:09,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:00:09,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:00:09,686 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:00:09,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4040b4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09, skipping insertion in model container [2018-12-09 12:00:09,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:00:09,703 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:00:09,796 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:00:09,806 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:00:09,818 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:00:09,829 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:00:09,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09 WrapperNode [2018-12-09 12:00:09,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:00:09,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:00:09,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:00:09,830 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:00:09,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:00:09,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:00:09,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:00:09,885 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:00:09,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09" (1/1) ... [2018-12-09 12:00:09,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:00:09,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:00:09,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:00:09,900 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:00:09,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/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 [2018-12-09 12:00:09,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 12:00:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 12:00:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 12:00:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:00:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-12-09 12:00:09,932 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-12-09 12:00:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:00:09,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:00:10,137 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:00:10,137 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-09 12:00:10,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:00:10 BoogieIcfgContainer [2018-12-09 12:00:10,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:00:10,138 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 12:00:10,138 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 12:00:10,145 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 12:00:10,145 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:00:10" (1/1) ... [2018-12-09 12:00:10,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:00:10,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:00:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-12-09 12:00:10,174 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-12-09 12:00:10,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 12:00:10,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:00:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:00:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:00:10,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:00:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2018-12-09 12:00:10,318 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2018-12-09 12:00:10,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 12:00:10,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:00:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:00:10,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 12:00:10,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:00:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-09 12:00:10,400 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-09 12:00:10,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 12:00:10,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:00:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:00:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:00:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:00:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:00:10,493 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-12-09 12:00:10,510 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2018-12-09 12:00:10,511 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2018-12-09 12:00:10,511 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2018-12-09 12:00:10,512 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2018-12-09 12:00:10,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:00:10 ImpRootNode [2018-12-09 12:00:10,526 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 12:00:10,526 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 12:00:10,526 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 12:00:10,527 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 12:00:10,527 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:00:10" (3/4) ... [2018-12-09 12:00:10,529 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 12:00:10,530 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2018-12-09 12:00:10,530 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2018-12-09 12:00:10,530 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2018-12-09 12:00:10,531 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2018-12-09 12:00:10,571 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_af3ebb1f-eaa3-4ac6-ba94-64855d91185d/bin-2019/ukojak/witness.graphml [2018-12-09 12:00:10,571 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 12:00:10,572 INFO L168 Benchmark]: Toolchain (without parser) took 889.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -48.0 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. [2018-12-09 12:00:10,573 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:00:10,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 145.98 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-09 12:00:10,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -152.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2018-12-09 12:00:10,574 INFO L168 Benchmark]: Boogie Preprocessor took 15.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:00:10,574 INFO L168 Benchmark]: RCFGBuilder took 237.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-09 12:00:10,575 INFO L168 Benchmark]: CodeCheck took 388.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. [2018-12-09 12:00:10,575 INFO L168 Benchmark]: Witness Printer took 44.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 12:00:10,577 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 2 procedures, 30 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 38 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 38 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 182 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 550 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 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: 6]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L39] struct slot *tmp_slot; [L40] int used_tmp_slot = 0; [L41] int freed_tmp_slot = 1; [L72] struct hotplug_slot *hp_slot_ptr; [L74] struct bus_info *bus_info_ptr1; [L75] int rc; VAL [freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L77] CALL, EXPR kzalloc(sizeof(*hp_slot_ptr), 1) VAL [freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L46] return calloc(1, size); [L77] RET, EXPR kzalloc(sizeof(*hp_slot_ptr), 1) VAL [freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L77] hp_slot_ptr = kzalloc(sizeof(*hp_slot_ptr), 1) [L78] COND FALSE !(!hp_slot_ptr) [L82] hp_slot_ptr->b = 5 VAL [freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L84] CALL, EXPR kzalloc(sizeof(*tmp_slot), 1) VAL [freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L46] return calloc(1, size); [L84] RET, EXPR kzalloc(sizeof(*tmp_slot), 1) VAL [freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L84] tmp_slot = kzalloc(sizeof(*tmp_slot), 1) [L86] COND FALSE !(!tmp_slot) [L91] used_tmp_slot = 0 [L92] freed_tmp_slot = 0 [L94] tmp_slot->a = 2 [L95] tmp_slot->b = 3 [L56] return __VERIFIER_nondet_pointer(); [L97] bus_info_ptr1 = ibmphp_find_same_bus_num() [L98] COND TRUE !bus_info_ptr1 [L99] rc = -3 VAL [freed_tmp_slot=0, tmp_slot={10:0}, used_tmp_slot=0] [L126] hp_slot_ptr->private [L49] COND FALSE !(p!=0 && p==tmp_slot) [L131] return rc; VAL [freed_tmp_slot=0, tmp_slot={10:0}, used_tmp_slot=0] [L136] COND TRUE !used_tmp_slot VAL [freed_tmp_slot=0, tmp_slot={10:0}, used_tmp_slot=0] [L137] (freed_tmp_slot) ? (0) : __blast_assert () VAL [freed_tmp_slot=0, tmp_slot={10:0}, used_tmp_slot=0] [L6] __VERIFIER_error() VAL [freed_tmp_slot=0, tmp_slot={10:0}, used_tmp_slot=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 145.98 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -152.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 237.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 388.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. * Witness Printer took 44.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled RESULT: Ultimate proved your program to be incorrect! Received shutdown request...