./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array10_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array10_pattern.c -s /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 500ae96530898171f828e010a532790978f2f584 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array10_pattern.c -s /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 500ae96530898171f828e010a532790978f2f584 .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 10:11:33,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:11:33,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:11:33,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:11:33,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:11:33,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:11:33,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:11:33,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:11:33,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:11:33,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:11:33,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:11:33,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:11:33,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:11:33,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:11:33,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:11:33,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:11:33,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:11:33,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:11:33,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:11:33,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:11:33,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:11:33,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:11:33,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:11:33,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:11:33,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:11:33,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:11:33,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:11:33,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:11:33,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:11:33,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:11:33,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:11:33,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:11:33,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:11:33,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:11:33,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:11:33,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:11:33,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:11:33,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:11:33,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:11:33,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:11:33,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:11:33,867 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 10:11:33,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:11:33,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:11:33,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 10:11:33,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 10:11:33,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:11:33,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:11:33,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:11:33,903 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 10:11:33,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:11:33,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 10:11:33,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:11:33,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:11:33,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:11:33,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:11:33,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 10:11:33,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:11:33,905 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:11:33,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:11:33,906 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 10:11:33,906 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 10:11:33,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:11:33,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:11:33,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:11:33,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:11:33,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:11:33,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:11:33,908 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 10:11:33,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 10:11:33,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:11:33,908 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 500ae96530898171f828e010a532790978f2f584 [2019-11-20 10:11:34,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:11:34,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:11:34,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:11:34,156 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:11:34,157 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:11:34,159 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/../../sv-benchmarks/c/array-patterns/array10_pattern.c [2019-11-20 10:11:34,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/data/c715f1eb3/5bd468e21e1643b095f3792a43b293a0/FLAGac2020275 [2019-11-20 10:11:34,735 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:11:34,736 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/sv-benchmarks/c/array-patterns/array10_pattern.c [2019-11-20 10:11:34,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/data/c715f1eb3/5bd468e21e1643b095f3792a43b293a0/FLAGac2020275 [2019-11-20 10:11:35,090 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/data/c715f1eb3/5bd468e21e1643b095f3792a43b293a0 [2019-11-20 10:11:35,093 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:11:35,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:11:35,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:11:35,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:11:35,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:11:35,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ffac9f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35, skipping insertion in model container [2019-11-20 10:11:35,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,119 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:11:35,139 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:11:35,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:11:35,334 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:11:35,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:11:35,485 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:11:35,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35 WrapperNode [2019-11-20 10:11:35,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:11:35,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:11:35,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:11:35,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:11:35,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:11:35,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:11:35,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:11:35,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:11:35,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35" (1/1) ... [2019-11-20 10:11:35,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:11:35,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:11:35,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:11:35,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:11:35,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:11:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 10:11:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:11:35,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:11:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 10:11:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 10:11:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 10:11:36,204 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:11:36,204 INFO L285 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-20 10:11:36,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:11:36 BoogieIcfgContainer [2019-11-20 10:11:36,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:11:36,206 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 10:11:36,207 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 10:11:36,218 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 10:11:36,219 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:11:36" (1/1) ... [2019-11-20 10:11:36,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:11:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:11:36,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2019-11-20 10:11:36,263 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2019-11-20 10:11:36,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-20 10:11:36,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:11:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:11:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:11:36,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:11:36,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2019-11-20 10:11:36,413 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2019-11-20 10:11:36,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-20 10:11:36,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:11:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:11:36,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-20 10:11:36,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:11:36,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:11:36,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:11:36,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2019-11-20 10:11:36,550 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2019-11-20 10:11:36,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 10:11:36,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:11:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:11:36,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-20 10:11:36,598 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:11:36,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 10:11:36,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:11:36,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2019-11-20 10:11:36,754 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2019-11-20 10:11:36,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 10:11:36,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:11:36,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:11:36,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 25 conjunts are in the unsatisfiable core [2019-11-20 10:11:36,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:11:36,885 INFO L377 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2019-11-20 10:11:36,887 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:36,939 INFO L567 ElimStorePlain]: treesize reduction 13, result has 60.6 percent of original size [2019-11-20 10:11:36,940 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:36,940 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:20 [2019-11-20 10:11:36,986 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2019-11-20 10:11:36,987 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:37,022 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:37,022 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:37,023 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:36 [2019-11-20 10:11:37,130 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:37,149 INFO L392 ElimStorePlain]: Different costs {10=[v_prenex_1], 19=[|v_#memory_int_27|]} [2019-11-20 10:11:37,170 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:37,170 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:37,193 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:37,193 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:37,207 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:37,207 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:37,354 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 36 [2019-11-20 10:11:37,355 INFO L567 ElimStorePlain]: treesize reduction 121, result has 43.5 percent of original size [2019-11-20 10:11:37,362 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:37,380 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:37,399 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:37,400 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 60 [2019-11-20 10:11:37,401 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:37,468 INFO L567 ElimStorePlain]: treesize reduction 35, result has 52.1 percent of original size [2019-11-20 10:11:37,469 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:37,470 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:489, output treesize:43 [2019-11-20 10:11:37,616 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:37,617 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 28 [2019-11-20 10:11:37,621 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:37,623 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-11-20 10:11:37,652 INFO L567 ElimStorePlain]: treesize reduction 8, result has 68.0 percent of original size [2019-11-20 10:11:37,653 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:37,653 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:48, output treesize:12 [2019-11-20 10:11:37,689 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:37,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:11:39,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:11:39,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2019-11-20 10:11:39,180 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2019-11-20 10:11:39,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 10:11:39,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:11:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:11:39,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-20 10:11:39,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:11:39,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:11:40,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:11:40,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2019-11-20 10:11:40,732 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2019-11-20 10:11:40,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 10:11:40,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:11:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:11:40,774 WARN L253 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 36 conjunts are in the unsatisfiable core [2019-11-20 10:11:40,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:11:40,786 INFO L377 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2019-11-20 10:11:40,787 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-11-20 10:11:40,816 INFO L567 ElimStorePlain]: treesize reduction 14, result has 62.2 percent of original size [2019-11-20 10:11:40,816 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:40,817 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-11-20 10:11:40,882 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2019-11-20 10:11:40,882 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:40,903 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:40,903 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:40,903 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:39 [2019-11-20 10:11:40,994 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:40,996 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,000 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2019-11-20 10:11:41,001 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:41,066 INFO L567 ElimStorePlain]: treesize reduction 3, result has 95.0 percent of original size [2019-11-20 10:11:41,066 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:41,066 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:75, output treesize:57 [2019-11-20 10:11:41,279 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:41,306 INFO L392 ElimStorePlain]: Different costs {28=[v_prenex_2], 41=[|v_#memory_int_30|]} [2019-11-20 10:11:41,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,318 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,320 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,320 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:41,322 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:41,349 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,377 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 90 [2019-11-20 10:11:41,378 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:41,391 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:41,392 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:41,414 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,416 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,419 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,420 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:41,420 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:41,426 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,441 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 86 [2019-11-20 10:11:41,443 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:41,689 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2019-11-20 10:11:41,690 INFO L567 ElimStorePlain]: treesize reduction 222, result has 45.6 percent of original size [2019-11-20 10:11:41,706 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,715 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:41,722 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,723 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,725 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:41,726 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:41,738 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 83 [2019-11-20 10:11:41,740 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:41,883 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-11-20 10:11:41,883 INFO L567 ElimStorePlain]: treesize reduction 5, result has 96.3 percent of original size [2019-11-20 10:11:41,885 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2019-11-20 10:11:41,885 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:594, output treesize:130 [2019-11-20 10:11:42,305 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:42,653 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:42,676 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:42,678 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:42,708 INFO L343 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2019-11-20 10:11:42,709 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 73 treesize of output 59 [2019-11-20 10:11:42,711 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:42,801 INFO L567 ElimStorePlain]: treesize reduction 5, result has 95.0 percent of original size [2019-11-20 10:11:42,862 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:42,863 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 76 [2019-11-20 10:11:42,864 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:42,865 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:42,866 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:42,963 INFO L567 ElimStorePlain]: treesize reduction 20, result has 67.2 percent of original size [2019-11-20 10:11:42,964 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2019-11-20 10:11:42,965 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:146, output treesize:30 [2019-11-20 10:11:43,070 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:43,080 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:11:44,787 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-11-20 10:11:45,427 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2019-11-20 10:11:46,151 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2019-11-20 10:11:46,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:11:46,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2019-11-20 10:11:46,904 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2019-11-20 10:11:46,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 10:11:46,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:11:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:11:46,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 30 conjunts are in the unsatisfiable core [2019-11-20 10:11:46,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:11:46,956 INFO L377 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2019-11-20 10:11:46,957 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:46,995 INFO L567 ElimStorePlain]: treesize reduction 13, result has 63.9 percent of original size [2019-11-20 10:11:46,995 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:46,996 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-11-20 10:11:47,004 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2019-11-20 10:11:47,004 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,021 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:47,022 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,022 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:39 [2019-11-20 10:11:47,220 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:47,228 INFO L392 ElimStorePlain]: Different costs {10=[|v_#memory_int_32|], 19=[v_prenex_7]} [2019-11-20 10:11:47,235 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:47,235 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,242 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:47,242 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,249 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:47,250 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,336 INFO L567 ElimStorePlain]: treesize reduction 153, result has 45.0 percent of original size [2019-11-20 10:11:47,339 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:47,343 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:47,343 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:47,345 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 37 [2019-11-20 10:11:47,346 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,368 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:47,369 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 10:11:47,369 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:625, output treesize:58 [2019-11-20 10:11:47,462 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:47,474 INFO L392 ElimStorePlain]: Different costs {10=[v_prenex_8], 19=[|v_#memory_int_33|]} [2019-11-20 10:11:47,481 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:47,482 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,490 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:47,490 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,497 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:47,497 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,591 INFO L567 ElimStorePlain]: treesize reduction 124, result has 43.6 percent of original size [2019-11-20 10:11:47,594 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:47,601 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:47,603 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:47,604 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 29 [2019-11-20 10:11:47,605 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,637 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:47,638 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 10:11:47,638 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:504, output treesize:45 [2019-11-20 10:11:47,899 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:47,900 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2019-11-20 10:11:47,901 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,912 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:47,913 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:47,913 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:45, output treesize:12 [2019-11-20 10:11:47,914 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:47,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 10:11:48,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:11:48,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2019-11-20 10:11:48,700 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2019-11-20 10:11:48,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 10:11:48,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:11:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:11:48,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-20 10:11:48,754 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:11:49,149 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:11:50,671 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2019-11-20 10:11:51,207 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2019-11-20 10:11:51,528 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-11-20 10:11:51,975 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-11-20 10:11:52,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:11:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2019-11-20 10:11:52,819 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2019-11-20 10:11:52,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 10:11:52,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:11:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:11:52,875 WARN L253 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 42 conjunts are in the unsatisfiable core [2019-11-20 10:11:52,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:11:52,883 INFO L377 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2019-11-20 10:11:52,884 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:52,909 INFO L567 ElimStorePlain]: treesize reduction 12, result has 65.7 percent of original size [2019-11-20 10:11:52,909 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:52,909 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-11-20 10:11:52,918 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 25 [2019-11-20 10:11:52,918 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:52,935 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:52,935 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:52,935 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:67, output treesize:49 [2019-11-20 10:11:53,008 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,009 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,011 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2019-11-20 10:11:53,011 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:53,032 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:53,033 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:53,033 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:57 [2019-11-20 10:11:53,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,170 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,171 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,175 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 63 [2019-11-20 10:11:53,176 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:53,228 INFO L567 ElimStorePlain]: treesize reduction 3, result has 96.2 percent of original size [2019-11-20 10:11:53,228 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:11:53,229 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:93, output treesize:75 [2019-11-20 10:11:53,626 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:53,637 INFO L392 ElimStorePlain]: Different costs {54=[v_prenex_9], 71=[|v_#memory_int_37|]} [2019-11-20 10:11:53,653 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,656 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,657 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,659 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,661 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,665 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:53,668 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,670 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,672 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,673 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:53,765 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,765 INFO L237 Elim1Store]: Index analysis took 114 ms [2019-11-20 10:11:53,806 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 114 [2019-11-20 10:11:53,807 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:53,828 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,830 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,831 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,832 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,834 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,834 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:53,836 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,837 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,842 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,843 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:53,878 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:53,894 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 110 [2019-11-20 10:11:53,895 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:53,913 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:11:53,914 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:54,243 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2019-11-20 10:11:54,244 INFO L567 ElimStorePlain]: treesize reduction 255, result has 46.9 percent of original size [2019-11-20 10:11:54,249 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:54,256 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:54,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:54,259 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:54,260 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:54,261 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:54,263 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:54,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:54,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:54,364 INFO L343 Elim1Store]: treesize reduction 50, result has 70.1 percent of original size [2019-11-20 10:11:54,365 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 128 treesize of output 205 [2019-11-20 10:11:54,366 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:54,567 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 57 [2019-11-20 10:11:54,567 INFO L567 ElimStorePlain]: treesize reduction 95, result has 65.7 percent of original size [2019-11-20 10:11:54,568 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:54,569 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2019-11-20 10:11:54,569 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:684, output treesize:182 [2019-11-20 10:11:54,570 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:54,905 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:55,129 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:55,617 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 69 [2019-11-20 10:11:55,620 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 10:11:56,009 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-11-20 10:11:56,011 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 10:11:56,415 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-11-20 10:11:56,417 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 10:11:56,435 INFO L392 ElimStorePlain]: Different costs {3=[v_prenex_13], 15=[|#memory_int|], 29=[v_prenex_16]} [2019-11-20 10:11:56,456 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:56,456 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 82 treesize of output 58 [2019-11-20 10:11:56,457 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:56,533 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:56,558 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:11:56,558 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 74 [2019-11-20 10:11:56,559 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:56,559 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:56,802 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-11-20 10:11:56,803 INFO L567 ElimStorePlain]: treesize reduction 30, result has 81.5 percent of original size [2019-11-20 10:11:56,813 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:11:56,814 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:11:56,873 INFO L343 Elim1Store]: treesize reduction 24, result has 56.4 percent of original size [2019-11-20 10:11:56,873 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 3 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 100 treesize of output 78 [2019-11-20 10:11:56,874 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 10:11:56,938 INFO L567 ElimStorePlain]: treesize reduction 5, result has 92.1 percent of original size [2019-11-20 10:11:56,939 INFO L496 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2019-11-20 10:11:56,939 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 11 variables, input treesize:277, output treesize:43 [2019-11-20 10:11:57,086 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:11:57,098 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:11:57,767 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-11-20 10:11:59,349 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2019-11-20 10:12:00,081 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-11-20 10:12:00,444 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2019-11-20 10:12:00,764 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-11-20 10:12:01,346 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-11-20 10:12:01,711 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2019-11-20 10:12:02,093 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-11-20 10:12:02,587 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-11-20 10:12:02,969 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2019-11-20 10:12:03,393 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-11-20 10:12:04,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:12:04,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2019-11-20 10:12:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2019-11-20 10:12:04,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 10:12:04,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:12:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:12:04,136 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 36 conjunts are in the unsatisfiable core [2019-11-20 10:12:04,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:12:04,147 INFO L377 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2019-11-20 10:12:04,147 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-11-20 10:12:04,178 INFO L567 ElimStorePlain]: treesize reduction 14, result has 62.2 percent of original size [2019-11-20 10:12:04,178 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:12:04,178 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-11-20 10:12:04,185 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2019-11-20 10:12:04,186 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:04,203 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:12:04,203 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:12:04,203 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:39 [2019-11-20 10:12:04,209 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,213 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,216 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2019-11-20 10:12:04,217 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:04,243 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:12:04,243 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:12:04,243 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:57 [2019-11-20 10:12:04,598 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:04,608 INFO L392 ElimStorePlain]: Different costs {28=[v_prenex_17], 41=[|v_#memory_int_40|]} [2019-11-20 10:12:04,620 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,621 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,623 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,624 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:04,624 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:04,650 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,666 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 103 [2019-11-20 10:12:04,666 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:04,680 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,681 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,682 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,683 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:04,684 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:04,702 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,714 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 99 [2019-11-20 10:12:04,714 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:04,720 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:12:04,720 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:04,975 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2019-11-20 10:12:04,976 INFO L567 ElimStorePlain]: treesize reduction 267, result has 45.7 percent of original size [2019-11-20 10:12:04,979 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,982 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:04,983 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,984 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,985 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:04,986 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:04,992 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 93 [2019-11-20 10:12:04,993 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:05,148 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2019-11-20 10:12:05,149 INFO L567 ElimStorePlain]: treesize reduction 5, result has 96.8 percent of original size [2019-11-20 10:12:05,150 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2019-11-20 10:12:05,151 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:715, output treesize:153 [2019-11-20 10:12:05,507 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:05,508 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:05,509 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:05,511 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:05,512 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:05,526 INFO L392 ElimStorePlain]: Different costs {88=[|v_#memory_int_41|], 109=[v_prenex_22]} [2019-11-20 10:12:05,542 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:05,549 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:05,587 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:05,641 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:12:05,642 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 203 [2019-11-20 10:12:05,643 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:05,656 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:05,662 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:05,665 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:05,667 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:05,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:05,746 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:05,809 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:12:05,809 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 124 treesize of output 135 [2019-11-20 10:12:05,810 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:05,819 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:12:05,819 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:05,862 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:05,873 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:05,938 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:06,020 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:12:06,020 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 124 treesize of output 207 [2019-11-20 10:12:06,021 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:06,039 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:06,041 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:06,043 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:06,044 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:06,071 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:06,073 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:06,114 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:12:06,114 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 120 treesize of output 131 [2019-11-20 10:12:06,115 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:06,124 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-20 10:12:06,125 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-20 10:12:08,298 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 135 DAG size of output: 103 [2019-11-20 10:12:08,298 INFO L567 ElimStorePlain]: treesize reduction 744, result has 35.7 percent of original size [2019-11-20 10:12:08,304 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:08,310 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:08,312 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:08,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:08,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:08,316 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:08,323 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:08,340 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:08,386 INFO L343 Elim1Store]: treesize reduction 20, result has 74.7 percent of original size [2019-11-20 10:12:08,386 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 170 treesize of output 190 [2019-11-20 10:12:08,387 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,387 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,388 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,388 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,390 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,392 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,393 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,395 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,397 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,398 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,398 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,400 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,403 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,405 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 10:12:08,419 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:08,422 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:08,424 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:12:08,425 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 10:12:08,440 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:256) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:102) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:246) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:291) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:177) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:614) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:453) 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) [2019-11-20 10:12:08,444 INFO L168 Benchmark]: Toolchain (without parser) took 33349.72 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 447.7 MB). Free memory was 950.1 MB in the beginning and 1.4 GB in the end (delta: -449.3 MB). Peak memory consumption was 534.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:08,445 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:12:08,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:08,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.91 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. [2019-11-20 10:12:08,446 INFO L168 Benchmark]: Boogie Preprocessor took 31.18 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. [2019-11-20 10:12:08,446 INFO L168 Benchmark]: RCFGBuilder took 638.93 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: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:08,447 INFO L168 Benchmark]: CodeCheck took 32236.40 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 292.6 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -288.8 MB). Peak memory consumption was 539.7 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:08,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 391.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.91 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. * Boogie Preprocessor took 31.18 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 638.93 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: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. * CodeCheck took 32236.40 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 292.6 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -288.8 MB). Peak memory consumption was 539.7 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 0.1.24-678e011 [2019-11-20 10:12:10,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:12:10,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:12:10,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:12:10,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:12:10,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:12:10,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:12:10,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:12:10,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:12:10,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:12:10,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:12:10,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:12:10,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:12:10,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:12:10,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:12:10,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:12:10,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:12:10,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:12:10,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:12:10,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:12:10,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:12:10,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:12:10,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:12:10,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:12:10,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:12:10,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:12:10,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:12:10,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:12:10,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:12:10,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:12:10,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:12:10,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:12:10,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:12:10,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:12:10,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:12:10,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:12:10,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:12:10,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:12:10,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:12:10,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:12:10,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:12:10,784 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-20 10:12:10,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:12:10,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:12:10,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 10:12:10,804 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 10:12:10,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:12:10,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:12:10,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:12:10,806 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 10:12:10,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 10:12:10,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:12:10,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:12:10,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:12:10,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:12:10,807 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 10:12:10,808 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 10:12:10,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 10:12:10,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:12:10,809 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:12:10,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:12:10,809 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 10:12:10,810 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 10:12:10,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:12:10,811 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:12:10,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:12:10,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:12:10,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:12:10,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:12:10,812 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 10:12:10,813 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 10:12:10,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:12:10,813 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 10:12:10,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 10:12:10,814 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 500ae96530898171f828e010a532790978f2f584 [2019-11-20 10:12:11,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:12:11,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:12:11,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:12:11,203 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:12:11,204 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:12:11,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/../../sv-benchmarks/c/array-patterns/array10_pattern.c [2019-11-20 10:12:11,273 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/data/b76933b0f/3274dac3e68e4e3593090cf5db097498/FLAGa906708a6 [2019-11-20 10:12:11,800 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:12:11,801 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/sv-benchmarks/c/array-patterns/array10_pattern.c [2019-11-20 10:12:11,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/data/b76933b0f/3274dac3e68e4e3593090cf5db097498/FLAGa906708a6 [2019-11-20 10:12:12,146 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/data/b76933b0f/3274dac3e68e4e3593090cf5db097498 [2019-11-20 10:12:12,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:12:12,150 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:12:12,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:12:12,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:12:12,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:12:12,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f197fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12, skipping insertion in model container [2019-11-20 10:12:12,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,170 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:12:12,198 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:12:12,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:12:12,490 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:12:12,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:12:12,618 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:12:12,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12 WrapperNode [2019-11-20 10:12:12,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:12:12,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:12:12,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:12:12,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:12:12,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:12:12,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:12:12,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:12:12,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:12:12,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12" (1/1) ... [2019-11-20 10:12:12,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:12:12,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:12:12,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:12:12,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:12:12,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_022d41aa-55b9-4f33-8367-8533eba08303/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:12:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 10:12:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:12:12,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:12:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 10:12:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 10:12:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 10:12:13,848 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:12:13,848 INFO L285 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-20 10:12:13,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:12:13 BoogieIcfgContainer [2019-11-20 10:12:13,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:12:13,850 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 10:12:13,850 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 10:12:13,863 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 10:12:13,863 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:12:13" (1/1) ... [2019-11-20 10:12:13,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:12:13,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:12:13,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2019-11-20 10:12:13,911 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2019-11-20 10:12:13,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-20 10:12:13,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:12:13,968 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) 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) [2019-11-20 10:12:13,975 INFO L168 Benchmark]: Toolchain (without parser) took 1823.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -147.0 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:13,976 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:12:13,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 467.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 960.4 MB in the beginning and 1.2 GB in the end (delta: -198.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:13,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:13,979 INFO L168 Benchmark]: Boogie Preprocessor took 36.51 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. [2019-11-20 10:12:13,980 INFO L168 Benchmark]: RCFGBuilder took 1141.88 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: 38.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:13,981 INFO L168 Benchmark]: CodeCheck took 121.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:12:13,984 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 467.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 960.4 MB in the beginning and 1.2 GB in the end (delta: -198.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.51 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 1141.88 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: 38.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. * CodeCheck took 121.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...