./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array27_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array27_pattern.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ed8bf397ff6c0e0bdaa99a431f8c8a881e546437 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array27_pattern.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ed8bf397ff6c0e0bdaa99a431f8c8a881e546437 ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:19:44,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:19:44,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:19:44,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:19:44,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:19:44,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:19:44,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:19:44,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:19:44,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:19:44,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:19:44,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:19:44,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:19:44,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:19:44,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:19:44,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:19:44,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:19:44,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:19:44,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:19:44,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:19:44,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:19:44,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:19:44,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:19:44,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:19:44,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:19:44,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:19:44,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:19:44,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:19:44,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:19:44,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:19:44,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:19:44,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:19:44,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:19:44,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:19:44,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:19:44,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:19:44,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:19:44,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:19:44,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:19:44,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:19:44,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:19:44,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:19:44,196 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:19:44,219 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:19:44,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:19:44,220 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:19:44,221 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:19:44,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:19:44,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:19:44,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:19:44,222 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:19:44,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:19:44,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:19:44,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:19:44,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:19:44,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:19:44,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:19:44,224 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:19:44,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:19:44,224 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:19:44,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:19:44,224 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:19:44,225 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:19:44,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:19:44,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:19:44,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:19:44,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:19:44,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:19:44,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:19:44,226 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:19:44,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:19:44,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:19:44,227 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed8bf397ff6c0e0bdaa99a431f8c8a881e546437 [2020-12-01 17:19:44,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:19:44,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:19:44,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:19:44,491 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:19:44,497 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:19:44,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/../../sv-benchmarks/c/array-patterns/array27_pattern.c [2020-12-01 17:19:44,570 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/data/eb2698ab4/1dc8ce1f7764414e84e4056742de68a8/FLAG552e9a467 [2020-12-01 17:19:45,150 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:19:45,150 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/sv-benchmarks/c/array-patterns/array27_pattern.c [2020-12-01 17:19:45,162 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/data/eb2698ab4/1dc8ce1f7764414e84e4056742de68a8/FLAG552e9a467 [2020-12-01 17:19:45,515 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/data/eb2698ab4/1dc8ce1f7764414e84e4056742de68a8 [2020-12-01 17:19:45,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:19:45,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:19:45,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:19:45,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:19:45,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:19:45,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd78bee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45, skipping insertion in model container [2020-12-01 17:19:45,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:19:45,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:19:45,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:19:45,755 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:19:45,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:19:45,789 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:19:45,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45 WrapperNode [2020-12-01 17:19:45,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:19:45,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:19:45,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:19:45,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:19:45,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:19:45,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:19:45,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:19:45,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:19:45,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45" (1/1) ... [2020-12-01 17:19:45,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:19:45,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:19:45,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:19:45,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:19:45,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/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 [2020-12-01 17:19:45,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:19:45,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:19:45,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:19:45,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:19:45,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:19:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 17:19:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:19:46,379 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:19:46,380 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-01 17:19:46,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:19:46 BoogieIcfgContainer [2020-12-01 17:19:46,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:19:46,383 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:19:46,383 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:19:46,393 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:19:46,393 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:19:46" (1/1) ... [2020-12-01 17:19:46,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:19:46,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:46,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2020-12-01 17:19:46,436 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2020-12-01 17:19:46,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 17:19:46,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:46,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:46,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 17:19:46,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:46,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:19:46,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:46,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2020-12-01 17:19:46,726 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2020-12-01 17:19:46,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:19:46,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:46,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 17:19:46,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:46,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:19:47,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:47,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2020-12-01 17:19:47,076 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2020-12-01 17:19:47,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:19:47,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:47,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 17:19:47,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:47,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:19:47,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:47,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2020-12-01 17:19:47,277 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2020-12-01 17:19:47,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:19:47,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:47,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 17:19:47,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:47,319 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:19:47,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:47,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2020-12-01 17:19:47,340 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2020-12-01 17:19:47,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 17:19:47,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:47,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 27 conjunts are in the unsatisfiable core [2020-12-01 17:19:47,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:47,472 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-12-01 17:19:47,473 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:47,481 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 17:19:47,482 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:19:47,482 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2020-12-01 17:19:47,611 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2020-12-01 17:19:47,612 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:47,617 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 17:19:47,618 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:19:47,618 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:21, output treesize:10 [2020-12-01 17:19:47,659 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:19:47,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:19:49,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:49,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2020-12-01 17:19:49,229 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2020-12-01 17:19:49,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:19:49,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:49,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 17:19:49,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:49,502 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:50,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 27 states and 55 transitions. [2020-12-01 17:19:50,353 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 55 transitions. [2020-12-01 17:19:50,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:19:50,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:50,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 17:19:50,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:50,705 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 28 states and 56 transitions. [2020-12-01 17:19:51,090 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 56 transitions. [2020-12-01 17:19:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:19:51,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:51,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 17:19:51,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:51,261 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:19:51,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:51,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2020-12-01 17:19:51,585 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2020-12-01 17:19:51,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 17:19:51,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:51,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 17:19:51,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:51,812 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:52,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:52,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 31 states and 65 transitions. [2020-12-01 17:19:52,470 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 65 transitions. [2020-12-01 17:19:52,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 17:19:52,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:52,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 17:19:52,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:52,572 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:52,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:52,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 32 states and 65 transitions. [2020-12-01 17:19:52,797 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 65 transitions. [2020-12-01 17:19:52,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 17:19:52,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:52,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 17:19:52,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:53,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:53,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2020-12-01 17:19:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2020-12-01 17:19:53,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:19:53,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:53,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:53,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 17:19:53,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:53,259 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 17:19:54,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:54,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 39 states and 72 transitions. [2020-12-01 17:19:54,920 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 72 transitions. [2020-12-01 17:19:54,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:19:54,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:54,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 17:19:54,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:55,041 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 17:19:55,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:55,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2020-12-01 17:19:55,942 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2020-12-01 17:19:55,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:19:55,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:55,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 17:19:55,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:56,057 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:19:56,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:56,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2020-12-01 17:19:56,349 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2020-12-01 17:19:56,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:19:56,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:56,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 53 conjunts are in the unsatisfiable core [2020-12-01 17:19:56,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:19:56,745 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:19:56,745 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:56,807 INFO L625 ElimStorePlain]: treesize reduction 109, result has 26.8 percent of original size [2020-12-01 17:19:56,807 INFO L515 ElimStorePlain]: Eliminatee v_prenex_1 vanished before elimination [2020-12-01 17:19:56,811 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2020-12-01 17:19:56,812 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:56,828 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 17:19:56,828 INFO L515 ElimStorePlain]: Eliminatee v_prenex_3 vanished before elimination [2020-12-01 17:19:56,832 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:19:56,833 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:201, output treesize:36 [2020-12-01 17:19:56,940 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 17:19:56,951 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:19:56,952 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:56,974 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 17:19:56,975 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 105 [2020-12-01 17:19:56,978 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:57,010 INFO L625 ElimStorePlain]: treesize reduction 36, result has 58.1 percent of original size [2020-12-01 17:19:57,011 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:19:57,012 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:121, output treesize:50 [2020-12-01 17:19:57,377 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:19:57,405 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:19:57,406 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:57,478 INFO L348 Elim1Store]: treesize reduction 10, result has 89.7 percent of original size [2020-12-01 17:19:57,479 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 108 [2020-12-01 17:19:57,489 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:57,535 INFO L625 ElimStorePlain]: treesize reduction 63, result has 42.7 percent of original size [2020-12-01 17:19:57,539 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:19:57,539 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:115, output treesize:47 [2020-12-01 17:19:57,649 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:19:57,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:19:57,658 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:57,721 INFO L348 Elim1Store]: treesize reduction 118, result has 35.9 percent of original size [2020-12-01 17:19:57,721 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 89 [2020-12-01 17:19:57,725 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:57,772 INFO L625 ElimStorePlain]: treesize reduction 31, result has 63.1 percent of original size [2020-12-01 17:19:57,773 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:19:57,773 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:125, output treesize:53 [2020-12-01 17:19:59,200 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:19:59,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:19:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:19:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:19:59,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:19:59,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:19:59,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:19:59,230 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 18 [2020-12-01 17:19:59,233 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:59,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:19:59,238 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:19:59,248 INFO L625 ElimStorePlain]: treesize reduction 5, result has 70.6 percent of original size [2020-12-01 17:19:59,249 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:19:59,249 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:163, output treesize:10 [2020-12-01 17:19:59,336 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:19:59,351 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:20:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:06,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2020-12-01 17:20:06,521 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2020-12-01 17:20:06,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:20:06,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:06,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 55 conjunts are in the unsatisfiable core [2020-12-01 17:20:06,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:06,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:06,921 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:06,978 INFO L625 ElimStorePlain]: treesize reduction 117, result has 26.9 percent of original size [2020-12-01 17:20:06,978 INFO L515 ElimStorePlain]: Eliminatee v_prenex_5 vanished before elimination [2020-12-01 17:20:06,982 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2020-12-01 17:20:06,983 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:07,005 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 17:20:07,005 INFO L515 ElimStorePlain]: Eliminatee |v_#memory_int_26| vanished before elimination [2020-12-01 17:20:07,006 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:07,007 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:213, output treesize:39 [2020-12-01 17:20:07,185 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 17:20:07,203 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:07,204 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:07,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:07,212 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2020-12-01 17:20:07,213 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:07,254 INFO L625 ElimStorePlain]: treesize reduction 5, result has 91.4 percent of original size [2020-12-01 17:20:07,255 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:07,255 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:127, output treesize:53 [2020-12-01 17:20:07,761 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:20:07,762 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:20:07,763 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:20:07,773 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:07,774 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:07,779 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:07,779 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:07,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:07,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:07,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:07,796 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 67 [2020-12-01 17:20:07,804 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:07,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:07,810 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:07,855 INFO L625 ElimStorePlain]: treesize reduction 11, result has 87.8 percent of original size [2020-12-01 17:20:07,855 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:07,856 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:377, output treesize:79 [2020-12-01 17:20:08,044 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:20:08,052 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:08,053 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:08,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:08,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:08,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:08,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:08,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:08,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:08,068 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 17:20:08,068 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 53 [2020-12-01 17:20:08,070 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:08,102 INFO L625 ElimStorePlain]: treesize reduction 5, result has 91.8 percent of original size [2020-12-01 17:20:08,102 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:08,102 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:131, output treesize:56 [2020-12-01 17:20:09,830 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:20:09,841 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:09,842 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:09,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:09,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:09,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:09,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:09,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:09,867 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 17:20:09,867 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 18 [2020-12-01 17:20:09,870 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:09,883 INFO L625 ElimStorePlain]: treesize reduction 5, result has 66.7 percent of original size [2020-12-01 17:20:09,884 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:09,884 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:147, output treesize:10 [2020-12-01 17:20:09,894 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:20:09,910 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:20:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2020-12-01 17:20:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2020-12-01 17:20:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:20:14,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:14,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:20:14,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:14,766 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:20:18,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:18,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 64 states and 118 transitions. [2020-12-01 17:20:18,247 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 118 transitions. [2020-12-01 17:20:18,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:20:18,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:18,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:18,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:20:18,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:18,364 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:20:19,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:19,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 66 states and 118 transitions. [2020-12-01 17:20:19,187 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 118 transitions. [2020-12-01 17:20:19,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:20:19,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:19,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:20:19,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:19,300 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:20:19,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:19,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 67 states and 118 transitions. [2020-12-01 17:20:19,995 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 118 transitions. [2020-12-01 17:20:19,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:20:19,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:20,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:20:20,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:20:24,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:24,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 72 states and 127 transitions. [2020-12-01 17:20:24,792 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 127 transitions. [2020-12-01 17:20:24,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:20:24,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:24,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:20:24,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:24,871 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:20:25,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:25,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 127 transitions. [2020-12-01 17:20:25,440 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 127 transitions. [2020-12-01 17:20:25,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:20:25,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:25,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:20:25,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:25,567 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 17:20:28,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:28,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 77 states and 130 transitions. [2020-12-01 17:20:28,736 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 130 transitions. [2020-12-01 17:20:28,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:20:28,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:28,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:20:28,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:28,869 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 17:20:29,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:29,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 66 states and 103 transitions. [2020-12-01 17:20:29,516 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 103 transitions. [2020-12-01 17:20:29,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:20:29,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:29,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:20:29,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:29,728 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2020-12-01 17:20:34,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:34,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 70 states and 109 transitions. [2020-12-01 17:20:34,971 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 109 transitions. [2020-12-01 17:20:34,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:20:34,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:35,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:20:35,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:35,114 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 17:20:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:38,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 68 states and 101 transitions. [2020-12-01 17:20:38,984 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 101 transitions. [2020-12-01 17:20:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:20:38,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:39,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:20:39,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:39,167 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-12-01 17:20:41,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:41,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2020-12-01 17:20:41,394 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-12-01 17:20:41,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 17:20:41,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:42,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:42,641 WARN L261 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 95 conjunts are in the unsatisfiable core [2020-12-01 17:20:42,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:20:42,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:42,668 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:42,729 INFO L625 ElimStorePlain]: treesize reduction 111, result has 26.5 percent of original size [2020-12-01 17:20:42,729 INFO L515 ElimStorePlain]: Eliminatee v_prenex_7 vanished before elimination [2020-12-01 17:20:42,734 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2020-12-01 17:20:42,735 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:42,753 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 17:20:42,754 INFO L515 ElimStorePlain]: Eliminatee v_prenex_9 vanished before elimination [2020-12-01 17:20:42,757 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:42,758 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:201, output treesize:36 [2020-12-01 17:20:42,767 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 17:20:42,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:42,787 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2020-12-01 17:20:42,789 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:42,795 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:42,796 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:42,841 INFO L625 ElimStorePlain]: treesize reduction 5, result has 91.7 percent of original size [2020-12-01 17:20:42,842 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:42,842 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:131, output treesize:55 [2020-12-01 17:20:43,245 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:20:43,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:43,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:43,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:43,273 INFO L382 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 61 treesize of output 63 [2020-12-01 17:20:43,275 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:43,281 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:43,282 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:43,336 INFO L625 ElimStorePlain]: treesize reduction 8, result has 90.5 percent of original size [2020-12-01 17:20:43,337 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:43,338 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:179, output treesize:76 [2020-12-01 17:20:44,606 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:20:44,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:44,618 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:44,734 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2020-12-01 17:20:44,735 INFO L348 Elim1Store]: treesize reduction 32, result has 80.7 percent of original size [2020-12-01 17:20:44,735 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 158 [2020-12-01 17:20:44,742 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:44,844 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 35 [2020-12-01 17:20:44,845 INFO L625 ElimStorePlain]: treesize reduction 93, result has 37.6 percent of original size [2020-12-01 17:20:44,846 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:44,846 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:133, output treesize:56 [2020-12-01 17:20:45,310 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:20:45,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:45,323 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:45,513 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 52 [2020-12-01 17:20:45,514 INFO L348 Elim1Store]: treesize reduction 91, result has 70.9 percent of original size [2020-12-01 17:20:45,514 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 63 treesize of output 252 [2020-12-01 17:20:45,520 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:45,646 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 39 [2020-12-01 17:20:45,647 INFO L625 ElimStorePlain]: treesize reduction 137, result has 35.1 percent of original size [2020-12-01 17:20:45,648 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:45,648 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:169, output treesize:74 [2020-12-01 17:20:46,142 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 17:20:46,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:46,159 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:46,384 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 58 [2020-12-01 17:20:46,385 INFO L348 Elim1Store]: treesize reduction 209, result has 55.5 percent of original size [2020-12-01 17:20:46,385 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 79 treesize of output 292 [2020-12-01 17:20:46,394 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:46,498 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 40 [2020-12-01 17:20:46,498 INFO L625 ElimStorePlain]: treesize reduction 132, result has 39.7 percent of original size [2020-12-01 17:20:46,499 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:46,500 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:195, output treesize:87 [2020-12-01 17:20:48,126 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 17:20:48,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,216 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 100 [2020-12-01 17:20:48,218 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:48,226 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:48,227 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:48,326 INFO L625 ElimStorePlain]: treesize reduction 5, result has 95.1 percent of original size [2020-12-01 17:20:48,327 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:48,327 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:215, output treesize:97 [2020-12-01 17:20:48,948 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-01 17:20:48,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:48,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,064 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 119 [2020-12-01 17:20:49,067 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:49,075 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:49,076 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:49,234 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2020-12-01 17:20:49,235 INFO L625 ElimStorePlain]: treesize reduction 5, result has 95.8 percent of original size [2020-12-01 17:20:49,235 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:49,236 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:247, output treesize:113 [2020-12-01 17:20:49,888 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-01 17:20:49,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:49,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:20:50,063 INFO L244 Elim1Store]: Index analysis took 160 ms [2020-12-01 17:20:50,084 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 132 [2020-12-01 17:20:50,088 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:50,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:20:50,096 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:20:50,247 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-12-01 17:20:50,249 INFO L625 ElimStorePlain]: treesize reduction 5, result has 95.9 percent of original size [2020-12-01 17:20:50,250 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:20:50,250 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:253, output treesize:117 [2020-12-01 17:20:53,675 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2020-12-01 17:20:54,640 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2020-12-01 17:20:58,189 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2020-12-01 17:20:59,248 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 58 [2020-12-01 17:21:00,359 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 58 [2020-12-01 17:21:03,585 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 65 [2020-12-01 17:21:04,981 WARN L197 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 65 [2020-12-01 17:21:04,992 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-01 17:21:05,005 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:21:05,006 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:21:05,336 WARN L197 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 74 [2020-12-01 17:21:05,337 INFO L348 Elim1Store]: treesize reduction 416, result has 35.1 percent of original size [2020-12-01 17:21:05,337 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 181 treesize of output 261 [2020-12-01 17:21:05,343 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:21:05,385 INFO L625 ElimStorePlain]: treesize reduction 45, result has 18.2 percent of original size [2020-12-01 17:21:05,386 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:21:05,386 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:385, output treesize:10 [2020-12-01 17:21:05,839 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:21:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:21:06,962 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2020-12-01 17:21:09,648 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2020-12-01 17:21:12,974 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-12-01 17:21:18,598 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-12-01 17:21:21,755 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2020-12-01 17:21:25,063 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-12-01 17:21:28,425 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-12-01 17:21:33,371 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2020-12-01 17:21:36,547 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-12-01 17:21:39,647 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2020-12-01 17:21:42,914 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2020-12-01 17:21:44,819 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2020-12-01 17:21:45,319 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2020-12-01 17:21:51,001 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2020-12-01 17:21:54,960 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2020-12-01 17:21:58,632 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2020-12-01 17:21:59,948 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-12-01 17:22:02,234 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2020-12-01 17:22:03,581 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-01 17:22:04,388 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2020-12-01 17:22:07,216 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2020-12-01 17:22:11,160 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-01 17:22:14,545 WARN L197 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2020-12-01 17:22:19,533 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2020-12-01 17:22:24,148 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2020-12-01 17:22:28,380 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-12-01 17:22:28,957 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2020-12-01 17:22:30,855 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-12-01 17:22:36,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:36,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 99 states and 145 transitions. [2020-12-01 17:22:36,131 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 145 transitions. [2020-12-01 17:22:36,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 17:22:36,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:37,103 WARN L261 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 97 conjunts are in the unsatisfiable core [2020-12-01 17:22:37,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:22:37,125 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2020-12-01 17:22:37,127 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:37,176 INFO L625 ElimStorePlain]: treesize reduction 51, result has 40.0 percent of original size [2020-12-01 17:22:37,176 INFO L515 ElimStorePlain]: Eliminatee |v_#memory_int_39| vanished before elimination [2020-12-01 17:22:37,179 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:22:37,179 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:89, output treesize:34 [2020-12-01 17:22:37,305 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 17:22:37,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:37,327 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2020-12-01 17:22:37,330 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:37,336 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:37,337 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:37,397 INFO L625 ElimStorePlain]: treesize reduction 8, result has 87.7 percent of original size [2020-12-01 17:22:37,398 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:22:37,398 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:141, output treesize:57 [2020-12-01 17:22:37,701 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:22:37,702 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:22:37,703 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:22:37,706 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:22:37,707 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 17:22:37,710 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 17:22:37,711 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:22:37,713 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:22:37,715 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 17:22:37,717 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-01 17:22:37,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:37,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:37,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:37,758 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 59 [2020-12-01 17:22:37,760 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:37,768 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:37,770 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:37,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:37,778 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:37,789 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:37,790 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:37,967 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2020-12-01 17:22:37,969 INFO L625 ElimStorePlain]: treesize reduction 12, result has 86.4 percent of original size [2020-12-01 17:22:37,971 INFO L547 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. [2020-12-01 17:22:37,972 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:365, output treesize:76 [2020-12-01 17:22:40,088 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:22:40,089 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:22:40,090 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:22:40,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:40,106 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:40,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:40,114 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:40,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:40,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:40,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:40,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:40,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:40,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:40,159 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 54 [2020-12-01 17:22:40,161 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:40,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:40,168 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:40,337 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2020-12-01 17:22:40,338 INFO L625 ElimStorePlain]: treesize reduction 11, result has 84.5 percent of original size [2020-12-01 17:22:40,339 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:22:40,340 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:301, output treesize:60 [2020-12-01 17:22:41,451 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:22:41,461 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:41,462 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:41,728 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 52 [2020-12-01 17:22:41,728 INFO L348 Elim1Store]: treesize reduction 91, result has 70.9 percent of original size [2020-12-01 17:22:41,729 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 63 treesize of output 252 [2020-12-01 17:22:41,734 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:41,938 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 39 [2020-12-01 17:22:41,939 INFO L625 ElimStorePlain]: treesize reduction 137, result has 35.1 percent of original size [2020-12-01 17:22:41,940 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:22:41,940 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:169, output treesize:74 [2020-12-01 17:22:41,947 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 17:22:41,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:41,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:22:42,048 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 90 [2020-12-01 17:22:42,051 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:42,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:42,060 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:42,213 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2020-12-01 17:22:42,214 INFO L625 ElimStorePlain]: treesize reduction 5, result has 94.6 percent of original size [2020-12-01 17:22:42,215 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:22:42,216 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:195, output treesize:87 [2020-12-01 17:22:42,231 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 17:22:42,243 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:42,245 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:42,839 WARN L197 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 77 [2020-12-01 17:22:42,840 INFO L348 Elim1Store]: treesize reduction 225, result has 60.6 percent of original size [2020-12-01 17:22:42,840 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 379 [2020-12-01 17:22:42,849 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:43,091 WARN L197 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2020-12-01 17:22:43,092 INFO L625 ElimStorePlain]: treesize reduction 213, result has 31.3 percent of original size [2020-12-01 17:22:43,093 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:22:43,093 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:215, output treesize:97 [2020-12-01 17:22:43,102 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-01 17:22:43,115 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:43,116 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:43,717 WARN L197 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 77 [2020-12-01 17:22:43,719 INFO L348 Elim1Store]: treesize reduction 426, result has 45.1 percent of original size [2020-12-01 17:22:43,719 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 102 treesize of output 387 [2020-12-01 17:22:43,737 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:44,041 WARN L197 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 47 [2020-12-01 17:22:44,042 INFO L625 ElimStorePlain]: treesize reduction 191, result has 37.2 percent of original size [2020-12-01 17:22:44,043 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:22:44,043 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:247, output treesize:113 [2020-12-01 17:22:44,053 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-01 17:22:44,065 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:22:44,067 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:45,155 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 199 DAG size of output: 96 [2020-12-01 17:22:45,156 INFO L348 Elim1Store]: treesize reduction 553, result has 46.6 percent of original size [2020-12-01 17:22:45,157 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 120 treesize of output 525 [2020-12-01 17:22:45,172 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:22:45,466 WARN L197 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 49 [2020-12-01 17:22:45,467 INFO L625 ElimStorePlain]: treesize reduction 237, result has 35.1 percent of original size [2020-12-01 17:22:45,468 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:22:45,468 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:277, output treesize:128 [2020-12-01 17:22:59,999 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2020-12-01 17:23:09,397 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 54 [2020-12-01 17:23:12,736 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 58 [2020-12-01 17:23:12,744 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-01 17:23:12,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:12,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 17:23:13,037 INFO L244 Elim1Store]: Index analysis took 273 ms [2020-12-01 17:23:13,164 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-12-01 17:23:13,165 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 17:23:13,165 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 57 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 9 case distinctions, treesize of input 187 treesize of output 231 [2020-12-01 17:23:13,172 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 1] term [2020-12-01 17:23:13,172 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 17:23:13,173 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 1] term [2020-12-01 17:23:13,174 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:23:13,174 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2020-12-01 17:23:13,175 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:23:13,175 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-12-01 17:23:13,175 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:23:13,176 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2020-12-01 17:23:13,176 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 17:23:13,180 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 4, 2, 4, 2, 3, 2, 2, 2, 1] term [2020-12-01 17:23:13,181 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:23:13,182 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 4, 2, 3, 2, 2, 2, 1] term [2020-12-01 17:23:13,182 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:23:13,183 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 1] term [2020-12-01 17:23:13,183 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 17:23:13,184 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 1] term [2020-12-01 17:23:13,184 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:23:13,185 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2020-12-01 17:23:13,185 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:23:13,186 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-12-01 17:23:13,186 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:23:13,187 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2020-12-01 17:23:13,187 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 17:23:13,189 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 2, 2, 1] term [2020-12-01 17:23:13,189 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:23:13,190 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-12-01 17:23:13,190 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:23:13,191 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 1] term [2020-12-01 17:23:13,191 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 17:23:13,192 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 1] term [2020-12-01 17:23:13,192 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:23:13,193 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2020-12-01 17:23:13,194 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:23:13,194 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-12-01 17:23:13,194 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:23:13,195 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2020-12-01 17:23:13,195 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 17:23:13,198 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 1] term [2020-12-01 17:23:13,198 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 17:23:13,199 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 1] term [2020-12-01 17:23:13,199 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:23:13,211 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-12-01 17:23:13,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 17:23:13,218 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 17:23:13,424 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2020-12-01 17:23:13,425 INFO L625 ElimStorePlain]: treesize reduction 62, result has 63.1 percent of original size [2020-12-01 17:23:13,427 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 17:23:13,428 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:405, output treesize:106 [2020-12-01 17:23:15,090 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-01 17:23:15,106 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:23:15,113 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:23:15,118 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:23:15,121 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopStatisticsGenerator.addTraceCheckData(CegarLoopStatisticsGenerator.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:460) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:23:15,125 INFO L168 Benchmark]: Toolchain (without parser) took 209603.19 ms. Allocated memory was 157.3 MB in the beginning and 685.8 MB in the end (delta: 528.5 MB). Free memory was 128.8 MB in the beginning and 366.5 MB in the end (delta: -237.7 MB). Peak memory consumption was 291.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:15,126 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 92.3 MB. Free memory is still 50.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:23:15,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.91 ms. Allocated memory is still 157.3 MB. Free memory was 128.8 MB in the beginning and 133.6 MB in the end (delta: -4.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:15,131 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.16 ms. Allocated memory is still 157.3 MB. Free memory was 133.6 MB in the beginning and 131.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:15,132 INFO L168 Benchmark]: Boogie Preprocessor took 23.52 ms. Allocated memory is still 157.3 MB. Free memory was 131.5 MB in the beginning and 130.6 MB in the end (delta: 891.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:15,135 INFO L168 Benchmark]: RCFGBuilder took 532.52 ms. Allocated memory is still 157.3 MB. Free memory was 130.6 MB in the beginning and 104.6 MB in the end (delta: 26.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:15,136 INFO L168 Benchmark]: CodeCheck took 208741.40 ms. Allocated memory was 157.3 MB in the beginning and 685.8 MB in the end (delta: 528.5 MB). Free memory was 104.6 MB in the beginning and 366.5 MB in the end (delta: -261.9 MB). Peak memory consumption was 270.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:15,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: NullPointerException: null: de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:68) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 92.3 MB. Free memory is still 50.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 263.91 ms. Allocated memory is still 157.3 MB. Free memory was 128.8 MB in the beginning and 133.6 MB in the end (delta: -4.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.16 ms. Allocated memory is still 157.3 MB. Free memory was 133.6 MB in the beginning and 131.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.52 ms. Allocated memory is still 157.3 MB. Free memory was 131.5 MB in the beginning and 130.6 MB in the end (delta: 891.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 532.52 ms. Allocated memory is still 157.3 MB. Free memory was 130.6 MB in the beginning and 104.6 MB in the end (delta: 26.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * CodeCheck took 208741.40 ms. Allocated memory was 157.3 MB in the beginning and 685.8 MB in the end (delta: 528.5 MB). Free memory was 104.6 MB in the beginning and 366.5 MB in the end (delta: -261.9 MB). Peak memory consumption was 270.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 17:23:17,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:23:17,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:23:17,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:23:17,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:23:17,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:23:17,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:23:17,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:23:17,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:23:17,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:23:17,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:23:17,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:23:17,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:23:17,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:23:17,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:23:17,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:23:17,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:23:17,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:23:17,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:23:17,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:23:17,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:23:17,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:23:17,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:23:17,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:23:17,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:23:17,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:23:17,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:23:17,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:23:17,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:23:17,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:23:17,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:23:17,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:23:17,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:23:17,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:23:17,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:23:17,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:23:17,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:23:17,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:23:17,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:23:17,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:23:17,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:23:17,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 17:23:17,819 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:23:17,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:23:17,820 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:23:17,821 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:23:17,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:23:17,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:23:17,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:23:17,823 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:23:17,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:23:17,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:23:17,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:23:17,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:23:17,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:23:17,825 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:23:17,826 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:23:17,826 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:23:17,826 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:23:17,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:23:17,826 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:23:17,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:23:17,827 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:23:17,827 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:23:17,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:23:17,828 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:23:17,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:23:17,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:23:17,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:23:17,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:23:17,829 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:23:17,829 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:23:17,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:23:17,830 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:23:17,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:23:17,830 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed8bf397ff6c0e0bdaa99a431f8c8a881e546437 [2020-12-01 17:23:18,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:23:18,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:23:18,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:23:18,290 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:23:18,298 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:23:18,299 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/../../sv-benchmarks/c/array-patterns/array27_pattern.c [2020-12-01 17:23:18,366 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/data/7571f5edf/9d15902298004b438f28a45aff85ab22/FLAGfb0f709b3 [2020-12-01 17:23:18,847 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:23:18,849 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/sv-benchmarks/c/array-patterns/array27_pattern.c [2020-12-01 17:23:18,857 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/data/7571f5edf/9d15902298004b438f28a45aff85ab22/FLAGfb0f709b3 [2020-12-01 17:23:19,217 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/bin/ukojak/data/7571f5edf/9d15902298004b438f28a45aff85ab22 [2020-12-01 17:23:19,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:23:19,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:23:19,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:23:19,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:23:19,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:23:19,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9d866a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19, skipping insertion in model container [2020-12-01 17:23:19,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:23:19,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:23:19,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:23:19,450 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:23:19,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:23:19,489 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:23:19,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19 WrapperNode [2020-12-01 17:23:19,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:23:19,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:23:19,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:23:19,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:23:19,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:23:19,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:23:19,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:23:19,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:23:19,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19" (1/1) ... [2020-12-01 17:23:19,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:23:19,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:23:19,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:23:19,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:23:19,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:23:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2f2cef17-f103-4f6f-b95f-edd53f1fac84/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 [2020-12-01 17:23:19,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 17:23:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:23:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 17:23:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:23:19,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:23:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:23:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 17:23:21,272 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:23:21,272 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-01 17:23:21,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:23:21 BoogieIcfgContainer [2020-12-01 17:23:21,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:23:21,275 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:23:21,276 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:23:21,285 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:23:21,286 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:23:21" (1/1) ... [2020-12-01 17:23:21,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:23:21,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:23:21,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2020-12-01 17:23:21,336 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2020-12-01 17:23:21,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 17:23:21,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:23:21,375 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:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) 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:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:23:21,380 INFO L168 Benchmark]: Toolchain (without parser) took 2156.71 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 31.5 MB in the beginning and 35.3 MB in the end (delta: -3.9 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:21,381 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 54.5 MB. Free memory was 36.4 MB in the beginning and 36.4 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:23:21,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.18 ms. Allocated memory is still 54.5 MB. Free memory was 31.2 MB in the beginning and 36.3 MB in the end (delta: -5.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:21,382 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.70 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 36.3 MB in the beginning and 50.5 MB in the end (delta: -14.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:21,383 INFO L168 Benchmark]: Boogie Preprocessor took 56.23 ms. Allocated memory is still 67.1 MB. Free memory was 50.5 MB in the beginning and 49.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:21,384 INFO L168 Benchmark]: RCFGBuilder took 1679.21 ms. Allocated memory is still 67.1 MB. Free memory was 49.1 MB in the beginning and 40.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:21,385 INFO L168 Benchmark]: CodeCheck took 102.00 ms. Allocated memory is still 67.1 MB. Free memory was 40.0 MB in the beginning and 35.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:23:21,389 INFO L339 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:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 54.5 MB. Free memory was 36.4 MB in the beginning and 36.4 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 264.18 ms. Allocated memory is still 54.5 MB. Free memory was 31.2 MB in the beginning and 36.3 MB in the end (delta: -5.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.70 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 36.3 MB in the beginning and 50.5 MB in the end (delta: -14.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 56.23 ms. Allocated memory is still 67.1 MB. Free memory was 50.5 MB in the beginning and 49.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1679.21 ms. Allocated memory is still 67.1 MB. Free memory was 49.1 MB in the beginning and 40.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 102.00 ms. Allocated memory is still 67.1 MB. Free memory was 40.0 MB in the beginning and 35.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...