./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/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 ef8f82b31b77c43c96cf1b9cfaef9c4e99ae1632 ................................................................................................................................................................................................................................................................................................................................................... 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_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/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 ef8f82b31b77c43c96cf1b9cfaef9c4e99ae1632 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 17:36:40,332 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:36:40,333 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:36:40,339 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:36:40,339 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:36:40,339 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:36:40,340 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:36:40,341 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:36:40,342 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:36:40,342 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:36:40,342 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:36:40,342 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:36:40,343 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:36:40,343 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:36:40,344 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:36:40,344 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:36:40,345 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:36:40,345 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:36:40,346 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:36:40,347 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:36:40,347 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:36:40,348 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:36:40,349 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:36:40,349 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:36:40,349 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:36:40,350 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:36:40,350 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:36:40,351 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:36:40,351 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:36:40,351 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:36:40,352 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:36:40,352 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:36:40,352 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:36:40,352 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:36:40,353 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:36:40,353 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:36:40,353 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 17:36:40,360 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:36:40,360 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:36:40,361 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:36:40,361 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:36:40,361 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:36:40,361 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:36:40,361 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:36:40,361 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:36:40,362 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:36:40,362 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:36:40,362 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:36:40,362 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:36:40,362 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:36:40,362 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:36:40,362 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:36:40,362 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:36:40,362 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:36:40,362 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:36:40,362 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:36:40,363 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:36:40,363 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:36:40,363 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:36:40,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:36:40,363 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:36:40,363 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:36:40,363 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:36:40,363 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 17:36:40,363 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:36:40,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:36:40,364 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_1abc7ff4-d454-4951-85a8-ac9c7bcae508/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 -> ef8f82b31b77c43c96cf1b9cfaef9c4e99ae1632 [2018-12-08 17:36:40,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:36:40,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:36:40,388 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:36:40,389 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:36:40,389 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:36:40,390 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c [2018-12-08 17:36:40,423 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/data/aaf51f1ef/ace171df8183407c8270b5c1511e53a6/FLAG21795e2c7 [2018-12-08 17:36:40,835 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:36:40,835 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c [2018-12-08 17:36:40,838 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/data/aaf51f1ef/ace171df8183407c8270b5c1511e53a6/FLAG21795e2c7 [2018-12-08 17:36:40,847 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/data/aaf51f1ef/ace171df8183407c8270b5c1511e53a6 [2018-12-08 17:36:40,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:36:40,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:36:40,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:36:40,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:36:40,854 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:36:40,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:40,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed1acf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40, skipping insertion in model container [2018-12-08 17:36:40,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:40,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:36:40,872 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:36:40,973 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:36:40,979 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:36:40,990 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:36:40,999 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:36:40,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40 WrapperNode [2018-12-08 17:36:40,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:36:40,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:36:41,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:36:41,000 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:36:41,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:41,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:41,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:36:41,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:36:41,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:36:41,049 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:36:41,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:41,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:41,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:41,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:41,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:41,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:41,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40" (1/1) ... [2018-12-08 17:36:41,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:36:41,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:36:41,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:36:41,064 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:36:41,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:36:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 17:36:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 17:36:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:36:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:36:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:36:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 17:36:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 17:36:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:36:41,233 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:36:41,234 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-08 17:36:41,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:36:41 BoogieIcfgContainer [2018-12-08 17:36:41,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:36:41,234 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:36:41,234 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:36:41,240 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:36:41,241 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:36:41" (1/1) ... [2018-12-08 17:36:41,247 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:36:41,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:41,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-12-08 17:36:41,267 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-12-08 17:36:41,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 17:36:41,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:41,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:41,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:41,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2018-12-08 17:36:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2018-12-08 17:36:41,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 17:36:41,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:41,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:41,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2018-12-08 17:36:41,431 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-12-08 17:36:41,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 17:36:41,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:41,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:41,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-12-08 17:36:41,496 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-12-08 17:36:41,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 17:36:41,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:41,529 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:41,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:41,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-12-08 17:36:41,561 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-12-08 17:36:41,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 17:36:41,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:41,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:41,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-12-08 17:36:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-12-08 17:36:41,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 17:36:41,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:41,701 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-08 17:36:41,746 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-08 17:36:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 17:36:41,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:41,789 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:41,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:41,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-12-08 17:36:41,833 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-12-08 17:36:41,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 17:36:41,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:41,887 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:41,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:41,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-08 17:36:41,934 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-08 17:36:41,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 17:36:41,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:41,980 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:42,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-08 17:36:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-08 17:36:42,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 17:36:42,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:42,084 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:42,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:42,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2018-12-08 17:36:42,154 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2018-12-08 17:36:42,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 17:36:42,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:43,385 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:46,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:46,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2018-12-08 17:36:46,528 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2018-12-08 17:36:46,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 17:36:46,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:48,696 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 39 [2018-12-08 17:36:49,561 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 17:36:52,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:52,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2018-12-08 17:36:52,867 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2018-12-08 17:36:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 17:36:52,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:54,918 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 38 [2018-12-08 17:36:55,353 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 17:36:58,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:58,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2018-12-08 17:36:58,182 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-12-08 17:36:58,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 17:36:58,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:37:00,669 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 17:37:08,494 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-08 17:37:10,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:37:10,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2018-12-08 17:37:10,896 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2018-12-08 17:37:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 17:37:10,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:37:11,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:37:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 17:37:18,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:37:18,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 35 states and 40 transitions. [2018-12-08 17:37:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2018-12-08 17:37:18,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 17:37:18,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:37:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:37:19,835 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 26 [2018-12-08 17:37:21,017 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 32 [2018-12-08 17:37:22,617 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:37:25,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:37:25,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2018-12-08 17:37:25,593 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2018-12-08 17:37:25,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-08 17:37:25,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:37:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:37:27,661 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 41 [2018-12-08 17:37:31,147 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 37 [2018-12-08 17:37:32,314 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:37:41,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:37:41,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2018-12-08 17:37:41,382 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2018-12-08 17:37:41,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 17:37:41,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:37:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:37:44,216 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:37:48,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:37:48,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2018-12-08 17:37:48,227 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2018-12-08 17:37:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-08 17:37:48,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:37:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:37:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 17:38:02,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:02,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2018-12-08 17:38:02,097 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2018-12-08 17:38:02,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 17:38:02,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:05,949 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 17:38:08,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2018-12-08 17:38:08,641 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2018-12-08 17:38:08,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 17:38:08,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:38:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:38:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-08 17:38:18,805 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:509) 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) [2018-12-08 17:38:18,807 INFO L168 Benchmark]: Toolchain (without parser) took 97957.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.7 MB). Free memory was 957.1 MB in the beginning and 871.1 MB in the end (delta: 86.0 MB). Peak memory consumption was 284.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:18,808 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:38:18,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 148.01 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 945.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:18,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:18,809 INFO L168 Benchmark]: Boogie Preprocessor took 14.77 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. [2018-12-08 17:38:18,809 INFO L168 Benchmark]: RCFGBuilder took 170.15 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:18,809 INFO L168 Benchmark]: CodeCheck took 97572.79 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 77.1 MB). Free memory was 1.1 GB in the beginning and 871.1 MB in the end (delta: 226.2 MB). Peak memory consumption was 303.2 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:18,811 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:509) * 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 148.01 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 945.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.77 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. * RCFGBuilder took 170.15 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 97572.79 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 77.1 MB). Free memory was 1.1 GB in the beginning and 871.1 MB in the end (delta: 226.2 MB). Peak memory consumption was 303.2 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 0.1.23-635dfa2 [2018-12-08 17:38:20,025 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:38:20,026 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:38:20,034 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:38:20,035 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:38:20,035 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:38:20,036 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:38:20,037 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:38:20,038 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:38:20,039 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:38:20,039 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:38:20,040 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:38:20,040 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:38:20,041 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:38:20,041 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:38:20,042 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:38:20,043 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:38:20,044 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:38:20,045 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:38:20,046 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:38:20,046 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:38:20,047 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:38:20,049 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:38:20,049 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:38:20,049 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:38:20,049 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:38:20,050 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:38:20,051 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:38:20,051 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:38:20,052 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:38:20,052 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:38:20,052 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:38:20,052 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:38:20,053 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:38:20,053 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:38:20,054 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:38:20,054 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 17:38:20,063 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:38:20,063 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:38:20,064 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:38:20,064 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:38:20,065 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:38:20,065 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:38:20,065 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:38:20,065 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:38:20,065 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:38:20,065 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:38:20,065 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:38:20,066 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:38:20,066 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:38:20,066 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 17:38:20,066 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 17:38:20,066 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:38:20,066 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:38:20,066 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:38:20,066 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:38:20,067 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:38:20,067 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:38:20,067 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:38:20,067 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:38:20,067 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:38:20,067 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:38:20,067 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:38:20,067 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:38:20,067 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 17:38:20,068 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 17:38:20,068 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:38:20,068 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 17:38:20,068 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 17:38:20,068 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_1abc7ff4-d454-4951-85a8-ac9c7bcae508/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 -> ef8f82b31b77c43c96cf1b9cfaef9c4e99ae1632 [2018-12-08 17:38:20,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:38:20,100 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:38:20,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:38:20,104 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:38:20,105 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:38:20,105 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c [2018-12-08 17:38:20,148 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/data/a80ee02d6/70faf2c5818d4c2f8cc0089b8555e10d/FLAG46bdf1586 [2018-12-08 17:38:20,532 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:38:20,533 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/sv-benchmarks/c/ldv-regression/test25_false-unreach-call_true-termination.c [2018-12-08 17:38:20,536 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/data/a80ee02d6/70faf2c5818d4c2f8cc0089b8555e10d/FLAG46bdf1586 [2018-12-08 17:38:20,544 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/data/a80ee02d6/70faf2c5818d4c2f8cc0089b8555e10d [2018-12-08 17:38:20,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:38:20,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:38:20,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:38:20,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:38:20,550 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:38:20,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a12c072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20, skipping insertion in model container [2018-12-08 17:38:20,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:38:20,566 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:38:20,661 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:38:20,668 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:38:20,681 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:38:20,690 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:38:20,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20 WrapperNode [2018-12-08 17:38:20,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:38:20,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:38:20,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:38:20,691 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:38:20,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:38:20,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:38:20,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:38:20,718 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:38:20,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20" (1/1) ... [2018-12-08 17:38:20,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:38:20,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:38:20,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:38:20,770 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:38:20,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1abc7ff4-d454-4951-85a8-ac9c7bcae508/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:38:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 17:38:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:38:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 17:38:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:38:20,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:38:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 17:38:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:38:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 17:38:21,038 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:38:21,038 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-08 17:38:21,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:38:21 BoogieIcfgContainer [2018-12-08 17:38:21,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:38:21,039 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:38:21,039 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:38:21,045 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:38:21,046 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:38:21" (1/1) ... [2018-12-08 17:38:21,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:38:21,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-12-08 17:38:21,072 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-12-08 17:38:21,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 17:38:21,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:21,106 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:21,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:21,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:21,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2018-12-08 17:38:21,142 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-12-08 17:38:21,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 17:38:21,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:21,143 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:21,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:21,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:21,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:21,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:21,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2018-12-08 17:38:21,234 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2018-12-08 17:38:21,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 17:38:21,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:21,235 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:21,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:21,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:21,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:21,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:21,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2018-12-08 17:38:21,334 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-12-08 17:38:21,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 17:38:21,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:21,335 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:21,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:21,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:21,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:21,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-12-08 17:38:21,500 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-12-08 17:38:21,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 17:38:21,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:21,501 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:21,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:21,557 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:21,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:21,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-12-08 17:38:21,662 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-12-08 17:38:21,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 17:38:21,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:21,663 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:21,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:21,715 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:21,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:21,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-12-08 17:38:21,837 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-12-08 17:38:21,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 17:38:21,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:21,838 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:21,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:21,880 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:21,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:21,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-08 17:38:21,999 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-08 17:38:21,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 17:38:21,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:22,000 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:22,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:22,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:22,065 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:22,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:22,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-12-08 17:38:22,194 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-12-08 17:38:22,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 17:38:22,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:22,195 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:22,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:22,261 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:22,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:22,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-08 17:38:22,390 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-08 17:38:22,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 17:38:22,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:22,391 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:22,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:22,454 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:22,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:22,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-08 17:38:22,603 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-08 17:38:22,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 17:38:22,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:22,604 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:22,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:22,686 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:22,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:22,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2018-12-08 17:38:22,853 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2018-12-08 17:38:22,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 17:38:22,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:22,854 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:23,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:23,439 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-12-08 17:38:23,444 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 9 [2018-12-08 17:38:23,444 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:38:23,451 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:23,463 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:23,464 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:9 [2018-12-08 17:38:23,545 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:38:25,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:25,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2018-12-08 17:38:25,975 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2018-12-08 17:38:25,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 17:38:25,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:25,976 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:26,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:26,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:26,923 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-12-08 17:38:26,927 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 11 [2018-12-08 17:38:26,927 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:38:26,934 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:26,945 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:26,946 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:11 [2018-12-08 17:38:27,096 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:38:28,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:28,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2018-12-08 17:38:28,683 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2018-12-08 17:38:28,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 17:38:28,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:28,686 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:28,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:29,484 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-12-08 17:38:29,487 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 9 [2018-12-08 17:38:29,487 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:38:29,493 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:29,504 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:29,504 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:9 [2018-12-08 17:38:29,642 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:38:31,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:31,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2018-12-08 17:38:31,539 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2018-12-08 17:38:31,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 17:38:31,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:31,540 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:31,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:33,500 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 32 [2018-12-08 17:38:33,504 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2018-12-08 17:38:33,505 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:38:33,520 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:33,540 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:33,541 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:44, output treesize:11 [2018-12-08 17:38:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:38:38,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:38,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 34 states and 59 transitions. [2018-12-08 17:38:38,196 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 59 transitions. [2018-12-08 17:38:38,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 17:38:38,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:38,198 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:38,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:39,623 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 32 [2018-12-08 17:38:39,626 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2018-12-08 17:38:39,626 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:38:39,638 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:39,656 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:39,656 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:44, output treesize:11 [2018-12-08 17:38:39,949 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:38:45,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:45,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2018-12-08 17:38:45,696 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2018-12-08 17:38:45,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 17:38:45,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:45,697 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:45,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:47,292 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 32 [2018-12-08 17:38:47,295 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 13 [2018-12-08 17:38:47,296 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:38:47,309 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:47,330 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:47,330 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:44, output treesize:13 [2018-12-08 17:38:47,685 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:38:53,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 40 states and 87 transitions. [2018-12-08 17:38:53,769 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 87 transitions. [2018-12-08 17:38:53,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-08 17:38:53,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:53,771 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:38:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:53,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:38:55,582 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 32 [2018-12-08 17:38:55,586 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2018-12-08 17:38:55,586 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:38:55,599 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:55,617 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:38:55,617 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:44, output treesize:11 [2018-12-08 17:38:55,999 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:38:59,856 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-12-08 17:39:00,971 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-12-08 17:39:02,090 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-08 17:39:02,943 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-08 17:39:03,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:39:03,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 43 states and 104 transitions. [2018-12-08 17:39:03,097 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 104 transitions. [2018-12-08 17:39:03,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 17:39:03,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:39:03,098 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:39:03,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:39:03,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:39:05,138 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 32 [2018-12-08 17:39:05,143 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2018-12-08 17:39:05,143 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:39:05,156 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:39:05,174 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:39:05,175 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:44, output treesize:11 [2018-12-08 17:39:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:39:09,791 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-12-08 17:39:11,117 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2018-12-08 17:39:12,514 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-12-08 17:39:13,522 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-12-08 17:39:13,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:39:13,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 46 states and 123 transitions. [2018-12-08 17:39:13,693 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 123 transitions. [2018-12-08 17:39:13,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-08 17:39:13,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:39:13,694 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:39:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:39:14,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:39:18,394 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-12-08 17:39:18,398 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 9 [2018-12-08 17:39:18,398 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:39:18,407 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:39:18,419 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:39:18,420 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:9 [2018-12-08 17:39:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:39:41,904 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2018-12-08 17:39:43,619 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-12-08 17:39:45,185 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-12-08 17:39:46,649 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-12-08 17:39:47,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:39:47,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 58 states and 193 transitions. [2018-12-08 17:39:47,018 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 193 transitions. [2018-12-08 17:39:47,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 17:39:47,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:39:47,019 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:39:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:39:47,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:39:49,313 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-12-08 17:39:49,315 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 9 [2018-12-08 17:39:49,316 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:39:49,322 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:39:49,334 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:39:49,334 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:9 [2018-12-08 17:39:49,898 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:39:53,232 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-12-08 17:39:55,242 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-12-08 17:39:56,912 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-12-08 17:39:58,461 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-12-08 17:39:58,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:39:58,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 61 states and 216 transitions. [2018-12-08 17:39:58,776 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 216 transitions. [2018-12-08 17:39:58,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 17:39:58,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:39:58,777 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:40:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-08 17:40:08,834 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:509) 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) [2018-12-08 17:40:08,836 INFO L168 Benchmark]: Toolchain (without parser) took 108289.43 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 272.1 MB). Free memory was 944.7 MB in the beginning and 898.0 MB in the end (delta: 46.7 MB). Peak memory consumption was 318.8 MB. Max. memory is 11.5 GB. [2018-12-08 17:40:08,837 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:40:08,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 142.85 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:40:08,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.90 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:40:08,838 INFO L168 Benchmark]: Boogie Preprocessor took 51.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -195.2 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-08 17:40:08,839 INFO L168 Benchmark]: RCFGBuilder took 268.98 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: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-12-08 17:40:08,839 INFO L168 Benchmark]: CodeCheck took 107796.81 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 136.3 MB). Free memory was 1.1 GB in the beginning and 898.0 MB in the end (delta: 207.6 MB). Peak memory consumption was 344.0 MB. Max. memory is 11.5 GB. [2018-12-08 17:40:08,842 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:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 142.85 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.90 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -195.2 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 268.98 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: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * CodeCheck took 107796.81 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 136.3 MB). Free memory was 1.1 GB in the beginning and 898.0 MB in the end (delta: 207.6 MB). Peak memory consumption was 344.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...