./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/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 8d15e59fd1b84d7219285b33cc166f567d0bcf3e ..................................................................................................................................................................................................................................................................................... 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_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/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 8d15e59fd1b84d7219285b33cc166f567d0bcf3e .................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 13:05:44,330 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:05:44,331 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:05:44,338 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:05:44,338 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:05:44,339 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:05:44,340 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:05:44,341 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:05:44,342 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:05:44,342 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:05:44,343 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:05:44,343 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:05:44,343 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:05:44,344 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:05:44,345 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:05:44,346 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:05:44,347 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:05:44,348 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:05:44,349 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:05:44,350 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:05:44,351 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:05:44,352 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:05:44,354 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:05:44,354 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:05:44,354 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:05:44,355 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:05:44,356 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:05:44,356 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:05:44,357 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:05:44,357 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:05:44,358 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:05:44,358 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:05:44,358 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:05:44,358 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:05:44,359 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:05:44,359 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:05:44,360 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 13:05:44,371 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:05:44,371 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:05:44,371 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:05:44,371 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 13:05:44,372 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:05:44,372 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:05:44,372 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:05:44,372 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:05:44,372 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:05:44,372 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:05:44,372 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:05:44,373 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:05:44,373 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:05:44,373 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:05:44,373 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:05:44,373 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:05:44,374 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:05:44,374 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:05:44,374 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 13:05:44,375 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 13:05:44,375 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:05:44,375 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:05:44,375 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:05:44,375 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:05:44,375 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:05:44,375 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:05:44,375 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 13:05:44,375 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:05:44,375 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:05:44,375 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_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/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 -> 8d15e59fd1b84d7219285b33cc166f567d0bcf3e [2018-11-23 13:05:44,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:05:44,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:05:44,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:05:44,408 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:05:44,408 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:05:44,408 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c [2018-11-23 13:05:44,442 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/data/1a6b8c30b/bbfd2d315d284da0bf84af72ca4b6a85/FLAG3a7eeab17 [2018-11-23 13:05:44,832 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:05:44,833 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c [2018-11-23 13:05:44,836 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/data/1a6b8c30b/bbfd2d315d284da0bf84af72ca4b6a85/FLAG3a7eeab17 [2018-11-23 13:05:44,844 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/data/1a6b8c30b/bbfd2d315d284da0bf84af72ca4b6a85 [2018-11-23 13:05:44,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:05:44,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:05:44,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:05:44,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:05:44,850 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:05:44,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:44" (1/1) ... [2018-11-23 13:05:44,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d767ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:44, skipping insertion in model container [2018-11-23 13:05:44,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:44" (1/1) ... [2018-11-23 13:05:44,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:05:44,872 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:05:44,980 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:05:44,985 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:05:44,999 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:05:45,009 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:05:45,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45 WrapperNode [2018-11-23 13:05:45,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:05:45,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:05:45,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:05:45,010 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:05:45,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45" (1/1) ... [2018-11-23 13:05:45,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45" (1/1) ... [2018-11-23 13:05:45,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:05:45,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:05:45,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:05:45,035 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:05:45,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45" (1/1) ... [2018-11-23 13:05:45,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45" (1/1) ... [2018-11-23 13:05:45,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45" (1/1) ... [2018-11-23 13:05:45,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45" (1/1) ... [2018-11-23 13:05:45,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45" (1/1) ... [2018-11-23 13:05:45,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45" (1/1) ... [2018-11-23 13:05:45,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45" (1/1) ... [2018-11-23 13:05:45,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:05:45,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:05:45,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:05:45,093 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:05:45,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/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 [2018-11-23 13:05:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 13:05:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 13:05:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 13:05:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:05:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:05:45,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:05:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 13:05:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:05:45,409 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:05:45,409 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 13:05:45,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:45 BoogieIcfgContainer [2018-11-23 13:05:45,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:05:45,410 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 13:05:45,410 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 13:05:45,418 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 13:05:45,418 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:05:45" (1/1) ... [2018-11-23 13:05:45,427 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:05:45,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-11-23 13:05:45,450 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-11-23 13:05:45,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 13:05:45,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:45,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:45,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:45,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2018-11-23 13:05:45,586 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2018-11-23 13:05:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 13:05:45,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:45,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:45,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:45,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2018-11-23 13:05:45,707 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-11-23 13:05:45,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 13:05:45,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:45,765 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:45,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:45,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-11-23 13:05:45,815 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-11-23 13:05:45,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 13:05:45,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:45,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:45,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:45,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-11-23 13:05:45,899 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-11-23 13:05:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 13:05:45,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:45,938 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:46,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:46,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-11-23 13:05:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-11-23 13:05:46,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 13:05:46,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:46,073 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:46,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:46,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-11-23 13:05:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-11-23 13:05:46,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 13:05:46,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:46,188 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:46,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:46,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-11-23 13:05:46,229 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-11-23 13:05:46,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 13:05:46,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:46,283 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:46,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:46,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-11-23 13:05:46,339 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-11-23 13:05:46,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 13:05:46,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:46,393 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:46,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:46,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-11-23 13:05:46,462 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-11-23 13:05:46,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 13:05:46,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:05:46,518 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:05:46,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:05:46,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2018-11-23 13:05:46,592 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2018-11-23 13:05:46,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 13:05:46,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:05:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 13:05:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 13:05:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 13:05:57,088 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) 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) [2018-11-23 13:05:57,090 INFO L168 Benchmark]: Toolchain (without parser) took 12243.84 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 231.7 MB). Free memory was 959.2 MB in the beginning and 1.2 GB in the end (delta: -202.6 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:57,091 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:05:57,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 162.10 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:57,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.02 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:05:57,092 INFO L168 Benchmark]: Boogie Preprocessor took 57.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -216.0 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:57,093 INFO L168 Benchmark]: RCFGBuilder took 317.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:57,093 INFO L168 Benchmark]: CodeCheck took 11679.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 64.5 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -24.4 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:05:57,096 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 162.10 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.02 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -216.0 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 317.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * CodeCheck took 11679.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 64.5 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -24.4 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 13:05:58,463 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:05:58,465 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:05:58,473 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:05:58,473 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:05:58,474 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:05:58,475 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:05:58,476 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:05:58,477 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:05:58,477 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:05:58,478 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:05:58,478 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:05:58,479 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:05:58,479 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:05:58,480 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:05:58,480 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:05:58,482 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:05:58,483 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:05:58,484 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:05:58,485 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:05:58,486 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:05:58,486 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:05:58,488 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:05:58,488 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:05:58,488 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:05:58,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:05:58,489 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:05:58,490 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:05:58,490 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:05:58,491 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:05:58,491 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:05:58,492 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:05:58,492 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:05:58,492 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:05:58,492 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:05:58,493 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:05:58,493 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 13:05:58,502 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:05:58,503 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:05:58,503 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:05:58,503 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 13:05:58,504 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:05:58,504 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:05:58,504 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:05:58,504 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:05:58,505 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:05:58,505 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:05:58,505 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:05:58,505 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:05:58,506 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:05:58,506 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 13:05:58,506 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 13:05:58,506 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:05:58,507 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:05:58,507 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:05:58,507 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:05:58,507 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 13:05:58,507 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 13:05:58,507 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:05:58,507 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:05:58,508 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:05:58,508 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:05:58,508 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:05:58,508 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:05:58,508 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 13:05:58,508 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 13:05:58,508 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:05:58,509 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 13:05:58,509 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 13:05:58,509 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_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/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 -> 8d15e59fd1b84d7219285b33cc166f567d0bcf3e [2018-11-23 13:05:58,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:05:58,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:05:58,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:05:58,554 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:05:58,554 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:05:58,555 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c [2018-11-23 13:05:58,601 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/data/51b65ec8e/70cc886e715d45d5b96f0eaf3f78b86d/FLAG9b76e2b3d [2018-11-23 13:05:58,925 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:05:58,926 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c [2018-11-23 13:05:58,929 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/data/51b65ec8e/70cc886e715d45d5b96f0eaf3f78b86d/FLAG9b76e2b3d [2018-11-23 13:05:59,359 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/bin-2019/ukojak/data/51b65ec8e/70cc886e715d45d5b96f0eaf3f78b86d [2018-11-23 13:05:59,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:05:59,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:05:59,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:05:59,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:05:59,366 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:05:59,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ccce4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59, skipping insertion in model container [2018-11-23 13:05:59,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:05:59,389 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:05:59,518 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:05:59,527 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:05:59,542 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:05:59,554 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:05:59,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59 WrapperNode [2018-11-23 13:05:59,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:05:59,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:05:59,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:05:59,555 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:05:59,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,582 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:05:59,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:05:59,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:05:59,582 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:05:59,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59" (1/1) ... [2018-11-23 13:05:59,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:05:59,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:05:59,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:05:59,603 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:05:59,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:05:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_56f9ee5c-7a05-4853-ab6e-75531cbe3c59/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 [2018-11-23 13:05:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 13:05:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 13:05:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:05:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 13:05:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:05:59,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:05:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:05:59,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 13:06:01,293 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:06:01,294 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 13:06:01,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:06:01 BoogieIcfgContainer [2018-11-23 13:06:01,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:06:01,295 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 13:06:01,295 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 13:06:01,301 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 13:06:01,301 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:06:01" (1/1) ... [2018-11-23 13:06:01,308 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:06:01,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:01,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-11-23 13:06:01,329 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-11-23 13:06:01,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 13:06:01,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:01,366 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:01,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:01,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:01,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:01,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2018-11-23 13:06:01,418 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-11-23 13:06:01,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 13:06:01,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:01,419 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:01,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:01,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:01,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2018-11-23 13:06:01,539 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2018-11-23 13:06:01,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 13:06:01,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:01,540 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:01,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:01,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2018-11-23 13:06:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-11-23 13:06:01,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 13:06:01,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:01,796 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:01,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:01,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:01,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:01,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-11-23 13:06:01,979 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-11-23 13:06:01,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 13:06:01,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:01,981 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:02,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:02,036 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:02,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:02,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-11-23 13:06:02,255 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-11-23 13:06:02,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 13:06:02,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:02,256 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:02,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:02,311 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:02,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-11-23 13:06:02,445 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-11-23 13:06:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 13:06:02,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:02,447 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:02,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:02,515 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:02,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:02,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-11-23 13:06:02,701 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-11-23 13:06:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 13:06:02,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:02,702 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:02,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:02,761 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:02,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:02,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-11-23 13:06:02,921 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-11-23 13:06:02,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 13:06:02,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:02,922 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:02,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:02,976 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:03,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-11-23 13:06:03,141 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-11-23 13:06:03,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 13:06:03,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:03,143 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:03,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:03,227 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:03,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-11-23 13:06:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-11-23 13:06:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 13:06:03,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:03,402 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:06:03,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:06:03,479 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:06:03,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:06:03,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2018-11-23 13:06:03,665 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2018-11-23 13:06:03,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 13:06:03,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:06:03,666 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 13:06:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 13:06:13,707 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) 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) [2018-11-23 13:06:13,709 INFO L168 Benchmark]: Toolchain (without parser) took 14346.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 203.9 MB). Free memory was 943.8 MB in the beginning and 1.2 GB in the end (delta: -241.9 MB). Peak memory consumption was 264.6 MB. Max. memory is 11.5 GB. [2018-11-23 13:06:13,710 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. [2018-11-23 13:06:13,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 190.74 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 927.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 13:06:13,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.20 ms. Allocated memory is still 1.0 GB. Free memory is still 927.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:06:13,711 INFO L168 Benchmark]: Boogie Preprocessor took 20.00 ms. Allocated memory is still 1.0 GB. Free memory is still 927.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:06:13,711 INFO L168 Benchmark]: RCFGBuilder took 1691.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -179.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:06:13,712 INFO L168 Benchmark]: CodeCheck took 12414.00 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -78.6 MB). Peak memory consumption was 279.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:06:13,714 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) * 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 190.74 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 927.7 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 27.20 ms. Allocated memory is still 1.0 GB. Free memory is still 927.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.00 ms. Allocated memory is still 1.0 GB. Free memory is still 927.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1691.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -179.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * CodeCheck took 12414.00 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -78.6 MB). Peak memory consumption was 279.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...