./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1032c_true-unreach-call.c --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_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/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 8f0f6d97fc2d864b12fa51362458c8047d27a6c8 .................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/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 8f0f6d97fc2d864b12fa51362458c8047d27a6c8 .................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_1 term size 34 --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:11:16,194 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:11:16,196 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:11:16,204 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:11:16,205 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:11:16,205 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:11:16,206 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:11:16,206 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:11:16,207 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:11:16,208 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:11:16,208 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:11:16,208 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:11:16,209 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:11:16,209 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:11:16,209 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:11:16,210 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:11:16,210 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:11:16,211 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:11:16,213 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:11:16,214 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:11:16,214 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:11:16,215 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:11:16,217 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:11:16,217 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:11:16,217 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:11:16,218 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:11:16,218 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:11:16,218 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:11:16,219 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:11:16,220 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:11:16,220 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:11:16,220 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:11:16,220 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:11:16,221 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:11:16,221 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:11:16,221 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:11:16,222 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:11:16,231 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:11:16,231 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:11:16,232 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:11:16,232 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:11:16,232 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:11:16,232 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:11:16,233 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:11:16,233 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:11:16,233 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:11:16,233 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:11:16,233 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:11:16,233 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:11:16,233 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:11:16,233 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:11:16,234 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:11:16,234 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:11:16,234 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:11:16,234 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:11:16,234 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:11:16,234 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:11:16,234 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:11:16,234 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:11:16,235 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:11:16,235 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:11:16,235 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:11:16,235 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:11:16,235 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:11:16,235 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:11:16,235 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:11:16,235 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_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/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 -> 8f0f6d97fc2d864b12fa51362458c8047d27a6c8 [2018-11-18 15:11:16,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:11:16,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:11:16,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:11:16,271 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:11:16,271 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:11:16,272 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1032c_true-unreach-call.c [2018-11-18 15:11:16,309 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/data/ff7c6e5b6/5dc18b6e196f4d008b739b454ad1153a/FLAG8b866af8f [2018-11-18 15:11:16,652 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:11:16,652 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/sv-benchmarks/c/float-newlib/double_req_bl_1032c_true-unreach-call.c [2018-11-18 15:11:16,658 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/data/ff7c6e5b6/5dc18b6e196f4d008b739b454ad1153a/FLAG8b866af8f [2018-11-18 15:11:17,075 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/data/ff7c6e5b6/5dc18b6e196f4d008b739b454ad1153a [2018-11-18 15:11:17,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:11:17,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:11:17,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:11:17,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:11:17,084 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:11:17,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6132518e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17, skipping insertion in model container [2018-11-18 15:11:17,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:11:17,117 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:11:17,267 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:11:17,269 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:11:17,292 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:11:17,308 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:11:17,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17 WrapperNode [2018-11-18 15:11:17,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:11:17,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:11:17,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:11:17,310 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:11:17,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:11:17,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:11:17,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:11:17,340 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:11:17,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:11:17,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:11:17,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:11:17,405 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:11:17,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/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 15:11:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 15:11:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:11:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 15:11:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:11:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:11:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:11:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:11:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:11:17,745 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:11:17,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:11:17 BoogieIcfgContainer [2018-11-18 15:11:17,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:11:17,746 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:11:17,746 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:11:17,752 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:11:17,753 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:11:17" (1/1) ... [2018-11-18 15:11:17,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:11:17,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:11:17,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-18 15:11:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-18 15:11:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 15:11:17,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:11:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:11:17,862 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 15:11:17,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:11:17,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-18 15:11:17,870 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-18 15:11:17,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 15:11:17,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:11:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:11:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:11:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:11:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:11:18,021 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 15:11:18,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:11:18 ImpRootNode [2018-11-18 15:11:18,051 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:11:18,051 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:11:18,051 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:11:18,051 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:11:18,052 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:11:17" (3/4) ... [2018-11-18 15:11:18,056 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:11:18,056 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:11:18,056 INFO L168 Benchmark]: Toolchain (without parser) took 977.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 961.3 MB in the beginning and 1.1 GB in the end (delta: -129.1 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:11:18,058 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:11:18,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.3 MB in the beginning and 945.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:11:18,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.56 ms. Allocated memory is still 1.0 GB. Free memory is still 945.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:11:18,059 INFO L168 Benchmark]: Boogie Preprocessor took 64.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:11:18,060 INFO L168 Benchmark]: RCFGBuilder took 340.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:11:18,061 INFO L168 Benchmark]: CodeCheck took 305.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:11:18,061 INFO L168 Benchmark]: Witness Printer took 4.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:11:18,064 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, 29 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 0 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 91]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 73, overapproximation of someBinaryArithmeticDOUBLEoperation at line 40, overapproximation of bitwiseAnd at line 72. Possible FailurePath: [L86] double x = 1.0 / 0.0; [L87] CALL, EXPR round_double(x) [L15] __int32_t msw, exponent_less_1023; [L16] __uint32_t lsw; [L18] FCALL ieee_double_shape_type ew_u; [L19] FCALL ew_u.value = (x) [L20] EXPR, FCALL ew_u.parts.msw [L20] (msw) = ew_u.parts.msw [L21] EXPR, FCALL ew_u.parts.lsw [L21] (lsw) = ew_u.parts.lsw [L22] COND FALSE !(0) [L23] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L24] COND FALSE !(exponent_less_1023 < 20) [L38] COND TRUE exponent_less_1023 > 51 [L39] COND FALSE !(exponent_less_1023 == 1024) [L42] RET return x; [L87] EXPR round_double(x) [L87] double res = round_double(x); [L90] CALL, EXPR isinf_double(res) [L65] __int32_t hx, lx; [L67] FCALL ieee_double_shape_type ew_u; [L68] FCALL ew_u.value = (x) [L69] EXPR, FCALL ew_u.parts.msw [L69] (hx) = ew_u.parts.msw [L70] EXPR, FCALL ew_u.parts.lsw [L70] (lx) = ew_u.parts.lsw [L71] COND FALSE !(0) [L72] hx &= 0x7fffffff [L73] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L74] hx = 0x7ff00000 - hx [L75] RET return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L90] EXPR isinf_double(res) [L90] COND TRUE !isinf_double(res) [L91] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 228.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.3 MB in the beginning and 945.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.56 ms. Allocated memory is still 1.0 GB. Free memory is still 945.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 340.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * CodeCheck took 305.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 15:11:19,720 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:11:19,721 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:11:19,731 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:11:19,731 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:11:19,732 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:11:19,733 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:11:19,735 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:11:19,736 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:11:19,737 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:11:19,738 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:11:19,738 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:11:19,739 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:11:19,740 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:11:19,741 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:11:19,742 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:11:19,742 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:11:19,744 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:11:19,746 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:11:19,747 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:11:19,749 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:11:19,750 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:11:19,751 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:11:19,752 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:11:19,752 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:11:19,753 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:11:19,754 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:11:19,755 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:11:19,755 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:11:19,756 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:11:19,757 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:11:19,757 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:11:19,757 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:11:19,758 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:11:19,758 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:11:19,759 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:11:19,759 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 15:11:19,772 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:11:19,772 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:11:19,773 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:11:19,773 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:11:19,774 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:11:19,774 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:11:19,774 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:11:19,775 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:11:19,775 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:11:19,775 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:11:19,775 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:11:19,776 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:11:19,776 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:11:19,776 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:11:19,776 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:11:19,776 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:11:19,776 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:11:19,776 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:11:19,777 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:11:19,777 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:11:19,777 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:11:19,777 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:11:19,777 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:11:19,777 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:11:19,778 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:11:19,778 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:11:19,778 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:11:19,778 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 15:11:19,778 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 15:11:19,778 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:11:19,778 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:11:19,778 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:11:19,779 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_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/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 -> 8f0f6d97fc2d864b12fa51362458c8047d27a6c8 [2018-11-18 15:11:19,812 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:11:19,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:11:19,826 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:11:19,827 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:11:19,827 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:11:19,828 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1032c_true-unreach-call.c [2018-11-18 15:11:19,880 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/data/ae14d5f54/a300d5d7f5474c9784260e2bb4f7cb6e/FLAG60a6ad661 [2018-11-18 15:11:20,210 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:11:20,211 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/sv-benchmarks/c/float-newlib/double_req_bl_1032c_true-unreach-call.c [2018-11-18 15:11:20,215 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/data/ae14d5f54/a300d5d7f5474c9784260e2bb4f7cb6e/FLAG60a6ad661 [2018-11-18 15:11:20,636 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/bin-2019/ukojak/data/ae14d5f54/a300d5d7f5474c9784260e2bb4f7cb6e [2018-11-18 15:11:20,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:11:20,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:11:20,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:11:20,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:11:20,644 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:11:20,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659a3e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20, skipping insertion in model container [2018-11-18 15:11:20,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:11:20,674 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:11:20,851 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:11:20,856 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:11:20,885 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:11:20,910 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:11:20,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20 WrapperNode [2018-11-18 15:11:20,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:11:20,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:11:20,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:11:20,912 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:11:20,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:11:20,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:11:20,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:11:20,953 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:11:20,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20" (1/1) ... [2018-11-18 15:11:20,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:11:20,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:11:20,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:11:20,987 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:11:20,987 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:11:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c2d4226e-bb38-4bcf-8b9f-251a09f6d12b/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 15:11:21,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 15:11:21,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 15:11:21,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:11:21,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 15:11:21,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:11:21,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:11:21,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 15:11:21,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:11:21,245 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:11:21,321 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:11:21,805 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:11:21,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:11:21 BoogieIcfgContainer [2018-11-18 15:11:21,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:11:21,806 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:11:21,807 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:11:21,815 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:11:21,815 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:11:21" (1/1) ... [2018-11-18 15:11:21,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:11:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:11:21,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-18 15:11:21,845 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-18 15:11:21,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 15:11:21,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:11:21,882 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:11:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:11:21,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:11:21,915 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 15:11:21,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:11:21,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-18 15:11:21,923 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-18 15:11:21,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 15:11:21,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:11:21,925 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:11:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:11:21,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:11:22,135 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:11:22,136 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:11:22,136 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:11:22,137 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:11:22,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-11-18 15:11:22,241 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:11:22,243 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:11:22,244 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:11:22,246 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: var is still there: v_arrayElimCell_1 term size 34 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:293) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:624) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:454) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 15:11:22,249 INFO L168 Benchmark]: Toolchain (without parser) took 1610.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -108.9 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:11:22,251 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:11:22,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.84 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:11:22,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.77 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:11:22,252 INFO L168 Benchmark]: Boogie Preprocessor took 33.21 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:11:22,253 INFO L168 Benchmark]: RCFGBuilder took 819.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -170.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:11:22,254 INFO L168 Benchmark]: CodeCheck took 442.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:11:22,257 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_1 term size 34 de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: var is still there: v_arrayElimCell_1 term size 34: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 270.84 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.77 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.21 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 819.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -170.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * CodeCheck took 442.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...