./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array3_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_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array3_pattern.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/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 03673d6c0fbe99a8276a0a957377e3277b5c0355 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array3_pattern.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/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 03673d6c0fbe99a8276a0a957377e3277b5c0355 ............................................................................................................................................................................................................ 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 [2019-11-19 22:58:42,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:58:42,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:58:42,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:58:42,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:58:42,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:58:42,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:58:42,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:58:42,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:58:42,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:58:42,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:58:42,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:58:42,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:58:42,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:58:42,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:58:42,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:58:42,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:58:42,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:58:42,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:58:42,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:58:42,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:58:42,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:58:42,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:58:42,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:58:42,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:58:42,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:58:42,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:58:42,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:58:42,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:58:42,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:58:42,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:58:42,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:58:42,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:58:42,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:58:42,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:58:42,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:58:42,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:58:42,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:58:42,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:58:42,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:58:42,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:58:42,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-19 22:58:42,917 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:58:42,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:58:42,918 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-19 22:58:42,918 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-19 22:58:42,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:58:42,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:58:42,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:58:42,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:58:42,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:58:42,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:58:42,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:58:42,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:58:42,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:58:42,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:58:42,920 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:58:42,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:58:42,924 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:58:42,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:58:42,924 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 22:58:42,925 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 22:58:42,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:58:42,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:58:42,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 22:58:42,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:58:42,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:58:42,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:58:42,926 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-19 22:58:42,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 22:58:42,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:58:42,927 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_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/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 -> 03673d6c0fbe99a8276a0a957377e3277b5c0355 [2019-11-19 22:58:43,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:58:43,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:58:43,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:58:43,134 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:58:43,135 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:58:43,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/../../sv-benchmarks/c/array-patterns/array3_pattern.c [2019-11-19 22:58:43,199 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/data/07f5a500e/ad84abdd367c4f1aaea28e6f30473edd/FLAGbc8dc1472 [2019-11-19 22:58:43,579 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:58:43,580 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/sv-benchmarks/c/array-patterns/array3_pattern.c [2019-11-19 22:58:43,585 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/data/07f5a500e/ad84abdd367c4f1aaea28e6f30473edd/FLAGbc8dc1472 [2019-11-19 22:58:43,982 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/data/07f5a500e/ad84abdd367c4f1aaea28e6f30473edd [2019-11-19 22:58:43,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:58:43,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:58:43,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:58:43,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:58:43,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:58:43,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:58:43" (1/1) ... [2019-11-19 22:58:43,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7375f37b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:43, skipping insertion in model container [2019-11-19 22:58:43,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:58:43" (1/1) ... [2019-11-19 22:58:44,002 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:58:44,017 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:58:44,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:58:44,192 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:58:44,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:58:44,309 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:58:44,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44 WrapperNode [2019-11-19 22:58:44,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:58:44,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:58:44,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:58:44,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:58:44,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44" (1/1) ... [2019-11-19 22:58:44,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44" (1/1) ... [2019-11-19 22:58:44,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:58:44,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:58:44,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:58:44,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:58:44,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44" (1/1) ... [2019-11-19 22:58:44,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44" (1/1) ... [2019-11-19 22:58:44,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44" (1/1) ... [2019-11-19 22:58:44,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44" (1/1) ... [2019-11-19 22:58:44,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44" (1/1) ... [2019-11-19 22:58:44,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44" (1/1) ... [2019-11-19 22:58:44,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44" (1/1) ... [2019-11-19 22:58:44,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:58:44,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:58:44,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:58:44,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:58:44,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:58:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/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 [2019-11-19 22:58:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 22:58:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-19 22:58:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure square [2019-11-19 22:58:44,437 INFO L138 BoogieDeclarations]: Found implementation of procedure square [2019-11-19 22:58:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:58:44,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:58:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-19 22:58:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 22:58:44,752 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:58:44,753 INFO L285 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-19 22:58:44,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:58:44 BoogieIcfgContainer [2019-11-19 22:58:44,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:58:44,755 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 22:58:44,755 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 22:58:44,764 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 22:58:44,764 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:58:44" (1/1) ... [2019-11-19 22:58:44,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:58:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:44,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2019-11-19 22:58:44,800 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2019-11-19 22:58:44,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-19 22:58:44,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:44,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:58:44,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:44,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2019-11-19 22:58:44,917 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2019-11-19 22:58:44,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-19 22:58:44,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:44,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-19 22:58:44,974 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:45,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:58:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:45,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2019-11-19 22:58:45,061 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2019-11-19 22:58:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-19 22:58:45,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:45,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-19 22:58:45,102 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:45,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-19 22:58:45,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:45,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2019-11-19 22:58:45,203 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2019-11-19 22:58:45,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-19 22:58:45,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:45,269 WARN L253 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 52 conjunts are in the unsatisfiable core [2019-11-19 22:58:45,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:45,313 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 [2019-11-19 22:58:45,314 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:45,354 INFO L567 ElimStorePlain]: treesize reduction 13, result has 66.7 percent of original size [2019-11-19 22:58:45,355 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:45,355 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:26 [2019-11-19 22:58:45,406 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 [2019-11-19 22:58:45,407 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:45,432 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 22:58:45,433 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:45,433 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:42 [2019-11-19 22:58:45,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 22:58:45,557 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:45,558 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:45,561 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 94 treesize of output 39 [2019-11-19 22:58:45,562 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:45,624 INFO L567 ElimStorePlain]: treesize reduction 3, result has 94.7 percent of original size [2019-11-19 22:58:45,625 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-19 22:58:45,626 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:144, output treesize:54 [2019-11-19 22:58:45,977 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:45,981 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:45,983 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 46 treesize of output 17 [2019-11-19 22:58:45,984 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:46,002 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 22:58:46,003 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:46,004 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:62, output treesize:17 [2019-11-19 22:58:46,163 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:58:46,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:58:48,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:48,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 59 transitions. [2019-11-19 22:58:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 59 transitions. [2019-11-19 22:58:48,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-19 22:58:48,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:48,569 WARN L253 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 52 conjunts are in the unsatisfiable core [2019-11-19 22:58:48,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:48,585 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 [2019-11-19 22:58:48,586 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-11-19 22:58:48,627 INFO L567 ElimStorePlain]: treesize reduction 14, result has 65.0 percent of original size [2019-11-19 22:58:48,627 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:48,627 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:26 [2019-11-19 22:58:48,635 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 [2019-11-19 22:58:48,635 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:48,656 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 22:58:48,656 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:48,657 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:42 [2019-11-19 22:58:48,664 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 22:58:48,668 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:48,669 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:48,672 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 94 treesize of output 39 [2019-11-19 22:58:48,673 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:48,716 INFO L567 ElimStorePlain]: treesize reduction 3, result has 94.7 percent of original size [2019-11-19 22:58:48,717 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-19 22:58:48,717 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:144, output treesize:54 [2019-11-19 22:58:48,848 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:48,849 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:48,851 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 46 treesize of output 17 [2019-11-19 22:58:48,852 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:48,869 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 22:58:48,870 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:48,870 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:62, output treesize:17 [2019-11-19 22:58:48,874 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:58:48,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:58:49,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:49,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2019-11-19 22:58:49,176 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2019-11-19 22:58:49,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-19 22:58:49,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:49,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-19 22:58:49,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:49,516 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-19 22:58:53,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:53,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 43 states and 86 transitions. [2019-11-19 22:58:53,343 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 86 transitions. [2019-11-19 22:58:53,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-19 22:58:53,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:53,390 WARN L253 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 54 conjunts are in the unsatisfiable core [2019-11-19 22:58:53,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:53,398 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 [2019-11-19 22:58:53,399 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:53,424 INFO L567 ElimStorePlain]: treesize reduction 13, result has 66.7 percent of original size [2019-11-19 22:58:53,424 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:53,425 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:26 [2019-11-19 22:58:53,439 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 [2019-11-19 22:58:53,439 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:53,454 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 22:58:53,455 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:53,455 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:42 [2019-11-19 22:58:53,460 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 22:58:53,463 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:53,463 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:53,465 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 102 treesize of output 43 [2019-11-19 22:58:53,465 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:53,505 INFO L567 ElimStorePlain]: treesize reduction 3, result has 95.5 percent of original size [2019-11-19 22:58:53,506 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-19 22:58:53,506 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:161, output treesize:63 [2019-11-19 22:58:53,536 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 22:58:53,540 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:53,540 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:53,542 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 94 treesize of output 39 [2019-11-19 22:58:53,543 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:53,578 INFO L567 ElimStorePlain]: treesize reduction 3, result has 94.7 percent of original size [2019-11-19 22:58:53,578 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-19 22:58:53,579 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:144, output treesize:54 [2019-11-19 22:58:53,681 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:53,682 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 22:58:53,683 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 46 treesize of output 17 [2019-11-19 22:58:53,683 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:53,693 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 22:58:53,694 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:53,694 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:62, output treesize:17 [2019-11-19 22:58:53,698 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:58:53,708 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-19 22:58:53,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:53,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2019-11-19 22:58:53,983 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2019-11-19 22:58:53,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-19 22:58:53,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:54,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-19 22:58:54,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:54,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-19 22:58:54,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:54,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2019-11-19 22:58:54,460 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2019-11-19 22:58:54,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-19 22:58:54,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:54,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-19 22:58:54,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-19 22:58:58,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 50 states and 102 transitions. [2019-11-19 22:58:58,715 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 102 transitions. [2019-11-19 22:58:58,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-19 22:58:58,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:58,754 WARN L253 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 82 conjunts are in the unsatisfiable core [2019-11-19 22:58:58,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:58,767 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 [2019-11-19 22:58:58,767 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:58,791 INFO L567 ElimStorePlain]: treesize reduction 12, result has 68.4 percent of original size [2019-11-19 22:58:58,791 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:58,791 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:26 [2019-11-19 22:58:58,799 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 [2019-11-19 22:58:58,799 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:58,815 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 22:58:58,815 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:58:58,815 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:70, output treesize:52 [2019-11-19 22:58:58,845 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 22:58:58,846 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 22:58:58,847 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 54 treesize of output 43 [2019-11-19 22:58:58,848 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:58,896 INFO L567 ElimStorePlain]: treesize reduction 3, result has 96.0 percent of original size [2019-11-19 22:58:58,897 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-19 22:58:58,897 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:92, output treesize:72 [2019-11-19 22:58:59,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 22:58:59,261 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 22:58:59,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 22:58:59,380 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2019-11-19 22:58:59,380 INFO L343 Elim1Store]: treesize reduction 26, result has 89.6 percent of original size [2019-11-19 22:58:59,381 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 116 treesize of output 267 [2019-11-19 22:58:59,382 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:58:59,493 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 57 [2019-11-19 22:58:59,494 INFO L567 ElimStorePlain]: treesize reduction 207, result has 38.2 percent of original size [2019-11-19 22:58:59,494 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:58:59,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:58:59,498 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:58:59,500 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-11-19 22:58:59,500 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:174, output treesize:128 [2019-11-19 22:58:59,501 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:58:59,501 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:58:59,503 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:59:10,718 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:59:10,719 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:59:10,721 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:59:16,136 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:59:16,136 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:59:16,138 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:59:27,532 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 68 [2019-11-19 22:59:50,769 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:59:54,695 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 74 [2019-11-19 23:00:14,609 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-11-19 23:00:26,740 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:26,741 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:28,077 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 77 [2019-11-19 23:00:32,419 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:49,026 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:49,026 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:49,028 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:49,945 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 84 [2019-11-19 23:00:49,948 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:49,954 INFO L392 ElimStorePlain]: Different costs {20=[|#memory_int|], 46=[v_prenex_32]} [2019-11-19 23:00:50,050 INFO L343 Elim1Store]: treesize reduction 48, result has 54.3 percent of original size [2019-11-19 23:00:50,051 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 7 new quantified variables, introduced 15 case distinctions, treesize of input 101 treesize of output 98 [2019-11-19 23:00:50,052 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,052 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,053 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,053 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,054 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,054 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,055 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,056 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,056 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,059 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,061 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,061 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,062 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,063 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,063 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,065 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,066 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,066 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,067 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,076 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,076 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,077 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,078 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,083 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,083 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,084 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,084 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,085 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,087 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-19 23:00:50,260 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 66 [2019-11-19 23:00:50,260 INFO L567 ElimStorePlain]: treesize reduction 65, result has 68.4 percent of original size [2019-11-19 23:00:50,266 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:00:50,268 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 23:00:50,300 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:00:50,300 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 2 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 111 treesize of output 108 [2019-11-19 23:00:50,301 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,301 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:50,302 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-19 23:00:50,418 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2019-11-19 23:00:50,419 INFO L567 ElimStorePlain]: treesize reduction 42, result has 64.1 percent of original size [2019-11-19 23:00:50,421 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2019-11-19 23:00:50,421 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 9 variables, input treesize:222, output treesize:45 [2019-11-19 23:00:50,724 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:51,156 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:00:51,187 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 23:01:01,126 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2019-11-19 23:01:27,420 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2019-11-19 23:01:43,026 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-11-19 23:01:43,253 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2019-11-19 23:02:31,628 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 50 [2019-11-19 23:02:45,938 WARN L191 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 54 [2019-11-19 23:03:17,850 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 44 [2019-11-19 23:03:26,497 WARN L191 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-19 23:03:26,753 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 71 [2019-11-19 23:03:50,769 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 46 [2019-11-19 23:03:55,468 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-11-19 23:03:55,728 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2019-11-19 23:04:17,134 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 47 [2019-11-19 23:04:24,663 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-11-19 23:05:18,893 WARN L191 SmtUtils]: Spent 10.09 s on a formula simplification. DAG size of input: 76 DAG size of output: 49 [2019-11-19 23:06:21,830 WARN L191 SmtUtils]: Spent 2.73 s on a formula simplification that was a NOOP. DAG size: 55 [2019-11-19 23:07:02,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:07:02,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 69 states and 190 transitions. [2019-11-19 23:07:02,054 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 190 transitions. [2019-11-19 23:07:02,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-19 23:07:02,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:07:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:02,100 WARN L253 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 82 conjunts are in the unsatisfiable core [2019-11-19 23:07:02,102 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:07:02,111 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 [2019-11-19 23:07:02,112 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-11-19 23:07:02,139 INFO L567 ElimStorePlain]: treesize reduction 14, result has 65.0 percent of original size [2019-11-19 23:07:02,139 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-19 23:07:02,139 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:26 [2019-11-19 23:07:02,144 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 [2019-11-19 23:07:02,144 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 23:07:02,161 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:07:02,161 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 23:07:02,161 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:70, output treesize:52 [2019-11-19 23:07:02,194 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:07:02,195 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:07:02,196 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 54 treesize of output 43 [2019-11-19 23:07:02,196 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 23:07:02,247 INFO L567 ElimStorePlain]: treesize reduction 3, result has 96.0 percent of original size [2019-11-19 23:07:02,247 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-19 23:07:02,248 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:92, output treesize:72 [2019-11-19 23:07:02,442 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:07:02,448 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:07:02,451 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:07:02,575 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2019-11-19 23:07:02,575 INFO L343 Elim1Store]: treesize reduction 26, result has 89.6 percent of original size [2019-11-19 23:07:02,576 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 116 treesize of output 267 [2019-11-19 23:07:02,576 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 23:07:02,695 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 57 [2019-11-19 23:07:02,695 INFO L567 ElimStorePlain]: treesize reduction 207, result has 38.2 percent of original size [2019-11-19 23:07:02,695 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:02,696 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:02,697 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:02,697 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-11-19 23:07:02,698 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:174, output treesize:128 [2019-11-19 23:07:02,698 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:02,698 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:02,699 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:02,700 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:02,700 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:02,702 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:24,762 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:24,762 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:24,763 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:07:45,222 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:17,881 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:17,881 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:22,466 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,322 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,331 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,337 INFO L392 ElimStorePlain]: Different costs {20=[|#memory_int|], 46=[v_prenex_55]} [2019-11-19 23:08:45,458 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-11-19 23:08:45,458 INFO L343 Elim1Store]: treesize reduction 48, result has 54.3 percent of original size [2019-11-19 23:08:45,458 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 7 new quantified variables, introduced 15 case distinctions, treesize of input 101 treesize of output 98 [2019-11-19 23:08:45,459 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,460 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,460 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,461 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,461 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,462 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,462 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,463 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,464 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,464 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,465 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,466 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,467 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,468 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,468 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,469 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,469 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,470 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,471 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,471 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,472 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,474 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,474 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,475 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,477 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,477 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,478 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,479 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,479 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,480 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,481 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,482 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,482 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,483 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,483 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,484 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,485 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,486 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,487 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,487 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,489 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-19 23:08:45,626 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 67 [2019-11-19 23:08:45,627 INFO L567 ElimStorePlain]: treesize reduction 65, result has 68.6 percent of original size [2019-11-19 23:08:45,632 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:08:45,635 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 23:08:45,656 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:08:45,657 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 2 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 111 treesize of output 108 [2019-11-19 23:08:45,657 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,658 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,658 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-19 23:08:45,744 INFO L567 ElimStorePlain]: treesize reduction 42, result has 64.4 percent of original size [2019-11-19 23:08:45,745 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2019-11-19 23:08:45,745 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 9 variables, input treesize:222, output treesize:47 [2019-11-19 23:08:45,950 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,952 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:08:45,968 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 23:08:48,178 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2019-11-19 23:08:56,977 WARN L191 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-11-19 23:08:59,082 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 57 [2019-11-19 23:09:36,800 WARN L191 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-19 23:10:22,772 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 76 [2019-11-19 23:10:46,017 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-11-19 23:10:50,543 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 81 [2019-11-19 23:11:05,192 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2019-11-19 23:11:05,842 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-11-19 23:11:20,461 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-11-19 23:11:38,418 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 88 DAG size of output: 65 [2019-11-19 23:11:40,196 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2019-11-19 23:11:42,011 WARN L191 SmtUtils]: Spent 779.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-11-19 23:11:46,131 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 94 DAG size of output: 71 [2019-11-19 23:11:49,699 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 95 DAG size of output: 74 [2019-11-19 23:11:50,981 WARN L191 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-11-19 23:11:52,942 WARN L191 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-19 23:11:53,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:11:53,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 79 states and 222 transitions. [2019-11-19 23:11:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 222 transitions. [2019-11-19 23:11:53,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-19 23:11:53,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:11:53,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:11:53,199 WARN L253 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 82 conjunts are in the unsatisfiable core [2019-11-19 23:11:53,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:11:53,213 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 [2019-11-19 23:11:53,213 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-11-19 23:11:53,260 INFO L567 ElimStorePlain]: treesize reduction 14, result has 65.0 percent of original size [2019-11-19 23:11:53,260 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-19 23:11:53,260 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:26 [2019-11-19 23:11:53,266 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 [2019-11-19 23:11:53,267 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 23:11:53,285 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:11:53,286 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 23:11:53,286 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:70, output treesize:52 [2019-11-19 23:11:53,320 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:11:53,321 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:11:53,322 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 54 treesize of output 43 [2019-11-19 23:11:53,323 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 23:11:53,375 INFO L567 ElimStorePlain]: treesize reduction 3, result has 96.0 percent of original size [2019-11-19 23:11:53,376 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-19 23:11:53,376 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:92, output treesize:72 [2019-11-19 23:11:53,588 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:11:53,597 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:11:53,601 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-19 23:11:53,736 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2019-11-19 23:11:53,736 INFO L343 Elim1Store]: treesize reduction 20, result has 92.0 percent of original size [2019-11-19 23:11:53,737 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 116 treesize of output 273 [2019-11-19 23:11:53,738 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 23:11:53,865 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 57 [2019-11-19 23:11:53,865 INFO L567 ElimStorePlain]: treesize reduction 204, result has 38.6 percent of original size [2019-11-19 23:11:53,866 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:11:53,866 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:11:53,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:11:53,868 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-11-19 23:11:53,868 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:174, output treesize:128 [2019-11-19 23:11:53,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:11:53,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:11:53,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:11:53,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:11:53,872 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:11:53,873 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:12:26,370 WARN L191 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 66 [2019-11-19 23:12:55,814 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:13:00,109 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2019-11-19 23:13:00,110 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:140) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:84) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:899) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:773) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:345) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:305) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:576) 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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 31 more [2019-11-19 23:13:00,114 INFO L168 Benchmark]: Toolchain (without parser) took 856127.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -163.8 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2019-11-19 23:13:00,114 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:13:00,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-11-19 23:13:00,115 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.97 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. [2019-11-19 23:13:00,115 INFO L168 Benchmark]: Boogie Preprocessor took 34.92 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. [2019-11-19 23:13:00,116 INFO L168 Benchmark]: RCFGBuilder took 373.62 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-11-19 23:13:00,117 INFO L168 Benchmark]: CodeCheck took 855358.16 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 34.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -7.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2019-11-19 23:13:00,119 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 321.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.97 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 34.92 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 373.62 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 855358.16 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 34.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -7.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-19 23:13:01,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:13:01,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:13:01,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:13:01,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:13:01,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:13:01,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:13:01,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:13:01,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:13:01,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:13:01,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:13:01,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:13:01,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:13:01,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:13:01,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:13:01,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:13:01,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:13:01,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:13:01,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:13:01,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:13:01,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:13:01,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:13:01,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:13:01,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:13:01,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:13:01,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:13:01,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:13:01,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:13:01,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:13:01,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:13:01,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:13:01,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:13:01,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:13:01,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:13:01,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:13:01,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:13:01,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:13:01,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:13:01,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:13:01,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:13:01,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:13:01,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-19 23:13:01,907 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:13:01,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:13:01,909 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-19 23:13:01,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-19 23:13:01,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:13:01,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:13:01,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:13:01,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 23:13:01,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 23:13:01,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:13:01,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 23:13:01,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:13:01,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 23:13:01,914 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 23:13:01,914 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 23:13:01,914 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 23:13:01,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:13:01,915 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:13:01,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 23:13:01,916 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 23:13:01,916 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 23:13:01,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:13:01,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:13:01,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 23:13:01,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:13:01,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:13:01,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 23:13:01,918 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-19 23:13:01,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 23:13:01,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 23:13:01,919 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-19 23:13:01,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 23:13:01,920 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_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/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 -> 03673d6c0fbe99a8276a0a957377e3277b5c0355 [2019-11-19 23:13:02,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:13:02,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:13:02,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:13:02,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:13:02,243 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:13:02,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/../../sv-benchmarks/c/array-patterns/array3_pattern.c [2019-11-19 23:13:02,309 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/data/459fc6819/547c11af3f8c42f1b5fd29e57726b666/FLAG06dd91dc8 [2019-11-19 23:13:02,748 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:13:02,750 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/sv-benchmarks/c/array-patterns/array3_pattern.c [2019-11-19 23:13:02,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/data/459fc6819/547c11af3f8c42f1b5fd29e57726b666/FLAG06dd91dc8 [2019-11-19 23:13:02,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/bin/ukojak/data/459fc6819/547c11af3f8c42f1b5fd29e57726b666 [2019-11-19 23:13:02,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:13:02,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:13:02,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:13:02,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:13:02,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:13:02,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:13:02" (1/1) ... [2019-11-19 23:13:02,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d63c699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:02, skipping insertion in model container [2019-11-19 23:13:02,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:13:02" (1/1) ... [2019-11-19 23:13:02,806 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:13:02,832 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:13:03,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:13:03,028 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:13:03,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:13:03,080 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:13:03,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03 WrapperNode [2019-11-19 23:13:03,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:13:03,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:13:03,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:13:03,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:13:03,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03" (1/1) ... [2019-11-19 23:13:03,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03" (1/1) ... [2019-11-19 23:13:03,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:13:03,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:13:03,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:13:03,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:13:03,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03" (1/1) ... [2019-11-19 23:13:03,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03" (1/1) ... [2019-11-19 23:13:03,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03" (1/1) ... [2019-11-19 23:13:03,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03" (1/1) ... [2019-11-19 23:13:03,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03" (1/1) ... [2019-11-19 23:13:03,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03" (1/1) ... [2019-11-19 23:13:03,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03" (1/1) ... [2019-11-19 23:13:03,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:13:03,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:13:03,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:13:03,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:13:03,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:13:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0dbe79a9-e112-4d94-bcc7-5eb95cc6a058/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 [2019-11-19 23:13:03,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 23:13:03,261 INFO L130 BoogieDeclarations]: Found specification of procedure square [2019-11-19 23:13:03,261 INFO L138 BoogieDeclarations]: Found implementation of procedure square [2019-11-19 23:13:03,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-19 23:13:03,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:13:03,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:13:03,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 23:13:03,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-19 23:13:03,791 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:13:03,791 INFO L285 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-19 23:13:03,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:13:03 BoogieIcfgContainer [2019-11-19 23:13:03,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:13:03,793 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 23:13:03,793 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 23:13:03,804 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 23:13:03,804 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:13:03" (1/1) ... [2019-11-19 23:13:03,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:13:03,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:13:03,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2019-11-19 23:13:03,841 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2019-11-19 23:13:03,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-19 23:13:03,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:13:03,889 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) [2019-11-19 23:13:03,894 INFO L168 Benchmark]: Toolchain (without parser) took 1105.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -136.5 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2019-11-19 23:13:03,895 INFO L168 Benchmark]: CDTParser took 0.28 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. [2019-11-19 23:13:03,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.89 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 951.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-19 23:13:03,897 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -192.6 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2019-11-19 23:13:03,897 INFO L168 Benchmark]: Boogie Preprocessor took 29.76 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-19 23:13:03,898 INFO L168 Benchmark]: RCFGBuilder took 591.42 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: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2019-11-19 23:13:03,899 INFO L168 Benchmark]: CodeCheck took 99.00 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-19 23:13:03,902 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 0.28 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 291.89 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 951.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -192.6 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.76 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 591.42 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: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * CodeCheck took 99.00 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...