./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sqm.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_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sqm.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/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 c1ee476d531435be9ea28c03d577dfaac3e84626 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sqm.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/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 c1ee476d531435be9ea28c03d577dfaac3e84626 ................................................................................................................................................................................................................... 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 16:28:22,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:28:22,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:28:22,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:28:22,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:28:22,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:28:22,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:28:22,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:28:22,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:28:22,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:28:22,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:28:22,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:28:22,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:28:22,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:28:22,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:28:22,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:28:22,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:28:22,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:28:22,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:28:22,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:28:22,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:28:22,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:28:22,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:28:22,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:28:22,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:28:22,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:28:22,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:28:22,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:28:22,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:28:22,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:28:22,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:28:22,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:28:22,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:28:22,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:28:22,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:28:22,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:28:22,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:28:22,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:28:22,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:28:22,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:28:22,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:28:22,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:28:22,502 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:28:22,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:28:22,503 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:28:22,503 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:28:22,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:28:22,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:28:22,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:28:22,505 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:28:22,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:28:22,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:28:22,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:28:22,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:28:22,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:28:22,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:28:22,507 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:28:22,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:28:22,507 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:28:22,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:28:22,508 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:28:22,508 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:28:22,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:28:22,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:28:22,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:28:22,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:28:22,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:28:22,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:28:22,515 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:28:22,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:28:22,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:28:22,518 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_5e118c75-6f56-4dee-acb9-f63c5ebfe778/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1ee476d531435be9ea28c03d577dfaac3e84626 [2020-12-01 16:28:22,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:28:22,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:28:22,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:28:22,869 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:28:22,877 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:28:22,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/../../sv-benchmarks/c/array-fpi/sqm.c [2020-12-01 16:28:22,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/data/fd42ea93f/d951f209cae54d3dbfeb483b0da150e1/FLAG894f15ad3 [2020-12-01 16:28:23,448 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:28:23,449 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/sv-benchmarks/c/array-fpi/sqm.c [2020-12-01 16:28:23,458 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/data/fd42ea93f/d951f209cae54d3dbfeb483b0da150e1/FLAG894f15ad3 [2020-12-01 16:28:23,803 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/data/fd42ea93f/d951f209cae54d3dbfeb483b0da150e1 [2020-12-01 16:28:23,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:28:23,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:28:23,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:28:23,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:28:23,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:28:23,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:28:23" (1/1) ... [2020-12-01 16:28:23,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aed9511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:23, skipping insertion in model container [2020-12-01 16:28:23,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:28:23" (1/1) ... [2020-12-01 16:28:23,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:28:23,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:28:24,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:28:24,027 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:28:24,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:28:24,087 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:28:24,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24 WrapperNode [2020-12-01 16:28:24,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:28:24,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:28:24,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:28:24,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:28:24,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24" (1/1) ... [2020-12-01 16:28:24,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24" (1/1) ... [2020-12-01 16:28:24,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:28:24,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:28:24,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:28:24,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:28:24,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24" (1/1) ... [2020-12-01 16:28:24,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24" (1/1) ... [2020-12-01 16:28:24,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24" (1/1) ... [2020-12-01 16:28:24,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24" (1/1) ... [2020-12-01 16:28:24,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24" (1/1) ... [2020-12-01 16:28:24,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24" (1/1) ... [2020-12-01 16:28:24,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24" (1/1) ... [2020-12-01 16:28:24,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:28:24,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:28:24,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:28:24,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:28:24,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/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 16:28:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:28:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:28:24,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:28:24,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:28:24,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:28:24,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:28:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:28:24,700 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:28:24,701 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 16:28:24,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:28:24 BoogieIcfgContainer [2020-12-01 16:28:24,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:28:24,704 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:28:24,705 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:28:24,717 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:28:24,717 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:28:24" (1/1) ... [2020-12-01 16:28:24,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:28:24,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:24,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2020-12-01 16:28:24,760 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2020-12-01 16:28:24,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:28:24,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:24,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 18 conjunts are in the unsatisfiable core [2020-12-01 16:28:24,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:25,097 INFO L348 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2020-12-01 16:28:25,099 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 1 case distinctions, treesize of input 27 treesize of output 15 [2020-12-01 16:28:25,102 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:25,121 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:25,130 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-01 16:28:25,131 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:34, output treesize:21 [2020-12-01 16:28:25,297 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 16:28:25,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:25,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2020-12-01 16:28:25,454 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2020-12-01 16:28:25,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:28:25,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:25,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 16:28:25,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:25,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:26,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 18 states and 42 transitions. [2020-12-01 16:28:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 42 transitions. [2020-12-01 16:28:26,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:28:26,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:26,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 16:28:26,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:26,235 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 16:28:26,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:26,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 19 states and 45 transitions. [2020-12-01 16:28:26,427 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 45 transitions. [2020-12-01 16:28:26,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:28:26,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:26,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2020-12-01 16:28:26,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:26,583 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2020-12-01 16:28:26,586 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:26,598 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:26,604 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-01 16:28:26,607 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:26,626 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:26,628 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:26,628 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:22 [2020-12-01 16:28:26,702 INFO L348 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2020-12-01 16:28:26,703 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 32 [2020-12-01 16:28:26,707 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:26,718 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:26,719 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:26,720 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:36 [2020-12-01 16:28:26,906 INFO L348 Elim1Store]: treesize reduction 34, result has 17.1 percent of original size [2020-12-01 16:28:26,907 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 47 [2020-12-01 16:28:26,910 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:26,924 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:26,935 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-01 16:28:26,936 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:60, output treesize:56 [2020-12-01 16:28:27,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:28,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:28,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 22 states and 55 transitions. [2020-12-01 16:28:28,336 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 55 transitions. [2020-12-01 16:28:28,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:28:28,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:28,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 16:28:28,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:28,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:29,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:29,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 26 states and 72 transitions. [2020-12-01 16:28:29,783 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 72 transitions. [2020-12-01 16:28:29,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:28:29,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:29,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:29,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 16:28:29,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:29,924 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:30,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:30,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 27 states and 75 transitions. [2020-12-01 16:28:30,354 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 75 transitions. [2020-12-01 16:28:30,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:28:30,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:30,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:30,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 16:28:30,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:30,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:31,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:31,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 30 states and 82 transitions. [2020-12-01 16:28:31,930 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 82 transitions. [2020-12-01 16:28:31,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:28:31,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:31,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 16:28:31,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:32,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:32,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 34 states and 89 transitions. [2020-12-01 16:28:32,739 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 89 transitions. [2020-12-01 16:28:32,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:28:32,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:32,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 41 conjunts are in the unsatisfiable core [2020-12-01 16:28:32,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:32,961 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2020-12-01 16:28:32,963 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:32,971 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:32,976 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-01 16:28:32,977 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:32,987 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:32,988 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:32,988 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:28 [2020-12-01 16:28:33,097 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:28:33,103 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:28:33,107 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:28:33,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:28:33,137 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,146 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:28:33,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:33,150 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:28:33,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:33,155 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 46 [2020-12-01 16:28:33,157 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,165 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:28:33,166 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:28:33,171 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,212 INFO L625 ElimStorePlain]: treesize reduction 14, result has 82.3 percent of original size [2020-12-01 16:28:33,213 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,214 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:305, output treesize:65 [2020-12-01 16:28:33,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:33,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:33,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:33,400 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 46 [2020-12-01 16:28:33,403 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,422 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:33,423 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,424 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:57 [2020-12-01 16:28:33,694 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:28:33,695 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:28:33,697 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:28:33,711 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:28:33,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:33,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:33,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:33,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:33,716 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:28:33,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:33,719 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:28:33,730 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:28:33,736 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 83 [2020-12-01 16:28:33,740 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:28:33,749 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,755 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:28:33,756 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:28:33,770 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,827 INFO L625 ElimStorePlain]: treesize reduction 18, result has 85.8 percent of original size [2020-12-01 16:28:33,829 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:33,829 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:487, output treesize:109 [2020-12-01 16:28:34,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:34,040 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:28:34,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:34,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:34,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:34,050 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:28:34,076 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:34,076 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 86 treesize of output 106 [2020-12-01 16:28:34,085 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:34,126 INFO L625 ElimStorePlain]: treesize reduction 4, result has 95.5 percent of original size [2020-12-01 16:28:34,129 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 16:28:34,129 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:89, output treesize:84 [2020-12-01 16:28:34,562 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:38,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:38,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 39 states and 106 transitions. [2020-12-01 16:28:38,584 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 106 transitions. [2020-12-01 16:28:38,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:28:38,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:38,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 16:28:38,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:40,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:40,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 32 states and 72 transitions. [2020-12-01 16:28:40,205 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 72 transitions. [2020-12-01 16:28:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:28:40,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:40,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 16:28:40,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:40,862 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:42,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:42,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 80 transitions. [2020-12-01 16:28:42,734 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 80 transitions. [2020-12-01 16:28:42,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:28:42,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:42,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 16:28:42,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:42,878 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:44,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:44,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 34 states and 75 transitions. [2020-12-01 16:28:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 75 transitions. [2020-12-01 16:28:44,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:28:44,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:44,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 16:28:44,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:45,075 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:28:48,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:48,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 38 states and 83 transitions. [2020-12-01 16:28:48,668 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 83 transitions. [2020-12-01 16:28:48,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:28:48,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:48,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 37 conjunts are in the unsatisfiable core [2020-12-01 16:28:48,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:48,757 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2020-12-01 16:28:48,759 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:48,773 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:48,778 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-01 16:28:48,781 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:48,793 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:48,794 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:48,795 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:28 [2020-12-01 16:28:48,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:48,807 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2020-12-01 16:28:48,809 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:48,824 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:48,825 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:48,825 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:40 [2020-12-01 16:28:49,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:49,152 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2020-12-01 16:28:49,154 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:49,182 INFO L625 ElimStorePlain]: treesize reduction 4, result has 93.5 percent of original size [2020-12-01 16:28:49,184 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 16:28:49,184 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:59, output treesize:58 [2020-12-01 16:28:49,961 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:28:49,963 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:28:49,969 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 16:28:55,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:28:55,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 44 states and 98 transitions. [2020-12-01 16:28:55,139 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 98 transitions. [2020-12-01 16:28:55,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:28:55,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:28:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:28:55,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 45 conjunts are in the unsatisfiable core [2020-12-01 16:28:55,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:28:55,699 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2020-12-01 16:28:55,701 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:55,712 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:55,716 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-01 16:28:55,717 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:55,730 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:55,730 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:55,731 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:28 [2020-12-01 16:28:55,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:55,742 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2020-12-01 16:28:55,744 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:55,762 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:55,763 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:55,764 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:43 [2020-12-01 16:28:55,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:55,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:55,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:55,921 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 46 [2020-12-01 16:28:55,923 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:55,946 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:55,947 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:28:55,948 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:59 [2020-12-01 16:28:56,189 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:28:56,235 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:28:56,265 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 5 disjuncts [2020-12-01 16:28:56,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:56,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:56,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:56,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:56,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:56,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:56,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:57,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:57,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:57,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:57,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:58,577 INFO L244 Elim1Store]: Index analysis took 2065 ms [2020-12-01 16:28:58,580 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 80 [2020-12-01 16:28:58,582 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:58,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:58,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:58,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:58,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:58,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:58,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:58,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:58,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:58,691 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:28:58,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,122 INFO L244 Elim1Store]: Index analysis took 509 ms [2020-12-01 16:28:59,124 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 73 [2020-12-01 16:28:59,127 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:59,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,310 INFO L244 Elim1Store]: Index analysis took 169 ms [2020-12-01 16:28:59,384 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:28:59,385 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 203 [2020-12-01 16:28:59,391 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-01 16:28:59,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:28:59,429 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 81 [2020-12-01 16:28:59,431 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:00,118 WARN L197 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 117 [2020-12-01 16:29:00,120 INFO L625 ElimStorePlain]: treesize reduction 198, result has 65.4 percent of original size [2020-12-01 16:29:00,135 INFO L547 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2020-12-01 16:29:00,135 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:477, output treesize:374 [2020-12-01 16:29:01,330 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 60 [2020-12-01 16:29:02,004 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:02,004 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:02,009 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:29:02,011 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-01 16:29:02,022 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:29:02,027 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:02,027 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:02,040 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:02,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,081 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:02,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,088 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:02,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,111 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:02,124 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:02,139 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 8 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 99 [2020-12-01 16:29:02,143 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:02,151 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:02,151 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:02,160 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:02,160 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:02,168 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:02,169 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:02,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:02,178 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:02,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,194 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:02,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,197 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:02,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:02,211 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:02,217 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:02,225 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 79 [2020-12-01 16:29:02,227 INFO L547 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:02,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:02,236 INFO L547 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:02,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:02,244 INFO L547 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:02,521 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2020-12-01 16:29:02,522 INFO L625 ElimStorePlain]: treesize reduction 36, result has 85.8 percent of original size [2020-12-01 16:29:02,529 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2020-12-01 16:29:02,530 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 3 variables, input treesize:1057, output treesize:218 [2020-12-01 16:29:03,279 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:03,279 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:03,280 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:03,287 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:03,295 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:03,299 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:29:03,301 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-01 16:29:03,310 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:29:03,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,344 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:03,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,386 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:03,399 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:03,400 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:03,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,403 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:03,429 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:03,430 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 147 treesize of output 162 [2020-12-01 16:29:03,434 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:03,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:03,443 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:03,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:03,456 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:03,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:03,471 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:03,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:03,480 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:03,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:03,500 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:03,528 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:03,532 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:03,533 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:03,534 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:03,560 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:03,561 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 124 treesize of output 142 [2020-12-01 16:29:03,564 INFO L547 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:03,573 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:03,574 INFO L547 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:03,581 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-12-01 16:29:03,582 INFO L547 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:03,889 WARN L197 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 77 [2020-12-01 16:29:03,889 INFO L625 ElimStorePlain]: treesize reduction 102, result has 71.2 percent of original size [2020-12-01 16:29:03,901 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2020-12-01 16:29:03,902 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 3 variables, input treesize:1361, output treesize:252 [2020-12-01 16:29:04,562 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 9, 2, 2, 1] term [2020-12-01 16:29:04,562 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:04,589 INFO L443 ElimStorePlain]: Different costs {36=[v_prenex_8], 50=[|v_#memory_int_46|]} [2020-12-01 16:29:04,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,607 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:04,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,609 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:04,625 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:04,625 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 73 treesize of output 101 [2020-12-01 16:29:04,629 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:04,839 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 82 [2020-12-01 16:29:04,840 INFO L625 ElimStorePlain]: treesize reduction 56, result has 78.5 percent of original size [2020-12-01 16:29:04,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,861 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:04,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:04,868 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:04,886 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:04,887 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 103 treesize of output 122 [2020-12-01 16:29:04,895 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:05,096 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 75 [2020-12-01 16:29:05,097 INFO L625 ElimStorePlain]: treesize reduction 66, result has 76.4 percent of original size [2020-12-01 16:29:05,104 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2020-12-01 16:29:05,104 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:203, output treesize:214 [2020-12-01 16:29:06,246 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 2, 1] term [2020-12-01 16:29:06,247 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:29:06,261 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:29:06,263 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-01 16:29:06,284 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:29:06,293 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:29:06,294 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-01 16:29:06,299 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-01 16:29:06,309 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:29:08,241 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-12-01 16:29:09,043 WARN L197 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 82 [2020-12-01 16:29:09,897 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-12-01 16:29:10,770 WARN L197 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2020-12-01 16:29:11,515 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-01 16:29:12,528 WARN L197 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-12-01 16:29:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:14,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 45 states and 100 transitions. [2020-12-01 16:29:14,060 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 100 transitions. [2020-12-01 16:29:14,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:29:14,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:14,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:29:14,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:29:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:29:17,446 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-12-01 16:29:19,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 46 states and 101 transitions. [2020-12-01 16:29:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 101 transitions. [2020-12-01 16:29:19,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:29:19,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:19,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:29:19,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:29:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:29:27,216 WARN L197 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 85 [2020-12-01 16:29:28,344 WARN L197 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-12-01 16:29:29,253 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-01 16:29:30,499 WARN L197 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-12-01 16:29:31,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:31,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 50 states and 113 transitions. [2020-12-01 16:29:31,956 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 113 transitions. [2020-12-01 16:29:31,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:29:31,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:32,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:29:32,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:29:32,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:29:32,424 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2020-12-01 16:29:32,724 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2020-12-01 16:29:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 51 states and 114 transitions. [2020-12-01 16:29:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 114 transitions. [2020-12-01 16:29:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:29:34,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:34,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:29:34,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:29:34,237 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:29:35,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:35,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 48 states and 103 transitions. [2020-12-01 16:29:35,136 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 103 transitions. [2020-12-01 16:29:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:29:35,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:35,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:29:35,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:29:35,266 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:29:36,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:36,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 48 states and 102 transitions. [2020-12-01 16:29:36,746 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 102 transitions. [2020-12-01 16:29:36,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:29:36,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:36,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:36,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:29:36,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:29:38,598 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:29:42,176 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2020-12-01 16:29:45,143 WARN L197 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2020-12-01 16:29:46,373 WARN L197 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2020-12-01 16:29:47,799 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 16:29:49,118 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-01 16:29:51,433 WARN L197 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-12-01 16:29:53,768 WARN L197 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-12-01 16:29:54,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:54,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 53 states and 113 transitions. [2020-12-01 16:29:54,155 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 113 transitions. [2020-12-01 16:29:54,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:29:54,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:54,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 38 conjunts are in the unsatisfiable core [2020-12-01 16:29:54,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:29:54,458 INFO L348 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2020-12-01 16:29:54,458 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 1 case distinctions, treesize of input 27 treesize of output 15 [2020-12-01 16:29:54,459 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:54,472 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:54,473 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:29:54,473 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:37, output treesize:24 [2020-12-01 16:29:54,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:54,944 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:54,944 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 40 [2020-12-01 16:29:54,947 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:54,974 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:54,975 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:29:54,975 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:39 [2020-12-01 16:29:55,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:55,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:55,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:55,654 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:55,654 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 54 [2020-12-01 16:29:55,658 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:55,683 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:55,684 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:29:55,685 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:39 [2020-12-01 16:29:57,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:57,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:57,055 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:57,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:57,097 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:57,097 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 86 [2020-12-01 16:29:57,101 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:57,194 INFO L625 ElimStorePlain]: treesize reduction 42, result has 63.8 percent of original size [2020-12-01 16:29:57,195 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:29:57,196 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:66, output treesize:74 [2020-12-01 16:29:58,112 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:29:58,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:58,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:58,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:58,138 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:58,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:58,143 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:58,197 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:29:58,197 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 105 [2020-12-01 16:29:58,202 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:58,212 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:58,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:58,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:58,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:58,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:29:58,222 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:29:58,224 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 48 [2020-12-01 16:29:58,228 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:29:58,389 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-12-01 16:29:58,391 INFO L625 ElimStorePlain]: treesize reduction 68, result has 64.2 percent of original size [2020-12-01 16:29:58,393 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 2 xjuncts. [2020-12-01 16:29:58,394 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:166, output treesize:122 [2020-12-01 16:30:02,079 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 2, 1] term [2020-12-01 16:30:02,079 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:30:02,081 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:30:02,094 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:30:02,095 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 16:30:02,109 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:30:06,133 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2020-12-01 16:30:08,277 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2020-12-01 16:30:14,184 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 41 [2020-12-01 16:30:15,736 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-12-01 16:30:25,044 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 44 [2020-12-01 16:30:26,057 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 48 [2020-12-01 16:30:36,993 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 46 [2020-12-01 16:30:40,827 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 42 [2020-12-01 16:30:43,323 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 49 [2020-12-01 16:30:47,212 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 16:30:47,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:30:47,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 58 states and 125 transitions. [2020-12-01 16:30:47,270 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 125 transitions. [2020-12-01 16:30:47,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:30:47,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:30:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:30:49,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 49 conjunts are in the unsatisfiable core [2020-12-01 16:30:49,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:30:49,449 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2020-12-01 16:30:49,452 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:30:49,476 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:30:49,483 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-01 16:30:49,485 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:30:49,503 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:30:49,504 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:30:49,504 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:28 [2020-12-01 16:30:49,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:49,518 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2020-12-01 16:30:49,520 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:30:49,546 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:30:49,547 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:30:49,547 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:37 [2020-12-01 16:30:49,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:49,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:49,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:49,762 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 46 [2020-12-01 16:30:49,764 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:30:49,797 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:30:49,798 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-01 16:30:49,798 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:51 [2020-12-01 16:30:50,120 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:30:50,136 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:30:50,148 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 5 disjuncts [2020-12-01 16:30:50,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:50,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:50,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:50,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:50,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:50,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:50,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:50,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:50,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:50,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:52,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:53,717 INFO L244 Elim1Store]: Index analysis took 3312 ms [2020-12-01 16:30:53,720 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 80 [2020-12-01 16:30:53,723 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:30:53,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:53,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:53,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:53,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:53,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:53,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:53,928 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:30:53,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:54,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:54,686 INFO L244 Elim1Store]: Index analysis took 889 ms [2020-12-01 16:30:54,690 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 73 [2020-12-01 16:30:54,693 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:30:54,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:54,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:54,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:54,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:54,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,024 INFO L244 Elim1Store]: Index analysis took 298 ms [2020-12-01 16:30:55,206 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:30:55,207 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:30:55,207 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 205 [2020-12-01 16:30:55,214 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-01 16:30:55,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:55,268 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 81 [2020-12-01 16:30:55,270 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-01 16:30:56,589 WARN L197 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 152 DAG size of output: 120 [2020-12-01 16:30:56,590 INFO L625 ElimStorePlain]: treesize reduction 214, result has 65.4 percent of original size [2020-12-01 16:30:56,600 INFO L547 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2020-12-01 16:30:56,601 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:477, output treesize:404 [2020-12-01 16:30:58,353 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:30:58,366 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:30:58,377 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 16:30:58,382 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 5 disjuncts [2020-12-01 16:30:58,417 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 9 disjuncts [2020-12-01 16:30:58,467 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 5 disjuncts [2020-12-01 16:30:59,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:30:59,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:00,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:00,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:00,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:01,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:01,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:01,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:02,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:02,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:07,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:10,720 INFO L244 Elim1Store]: Index analysis took 11511 ms [2020-12-01 16:31:10,724 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 77 [2020-12-01 16:31:10,727 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-01 16:31:12,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:13,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:14,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:14,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:15,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:21,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:23,876 INFO L244 Elim1Store]: Index analysis took 12538 ms [2020-12-01 16:31:24,062 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:31:24,063 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:31:24,063 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 64 treesize of output 199 [2020-12-01 16:31:24,068 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-01 16:31:24,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:24,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:24,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:24,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:24,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:24,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:25,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:25,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:25,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:25,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:25,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:25,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:26,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:29,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:31,469 INFO L244 Elim1Store]: Index analysis took 7216 ms [2020-12-01 16:31:31,514 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:31:31,514 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 162 [2020-12-01 16:31:31,518 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-01 16:31:31,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:31,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:31,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:32,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:32,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:32,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:32,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:32,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:32,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:32,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:33,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:34,494 INFO L244 Elim1Store]: Index analysis took 2809 ms [2020-12-01 16:31:34,705 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:31:34,706 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-01 16:31:34,706 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 93 treesize of output 231 [2020-12-01 16:31:34,712 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-01 16:31:34,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:34,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:34,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:34,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:34,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:34,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:34,946 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:31:34,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,749 INFO L244 Elim1Store]: Index analysis took 969 ms [2020-12-01 16:31:35,751 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 69 [2020-12-01 16:31:35,756 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-01 16:31:35,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,904 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:31:35,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:35,980 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:31:36,186 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-01 16:31:36,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,443 INFO L244 Elim1Store]: Index analysis took 599 ms [2020-12-01 16:31:36,446 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 73 [2020-12-01 16:31:36,449 INFO L547 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-12-01 16:31:36,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:36,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,295 INFO L244 Elim1Store]: Index analysis took 786 ms [2020-12-01 16:31:37,298 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 102 [2020-12-01 16:31:37,300 INFO L547 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-12-01 16:31:37,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-01 16:31:37,386 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 76 [2020-12-01 16:31:37,389 INFO L547 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-12-01 16:31:42,553 WARN L197 SmtUtils]: Spent 5.16 s on a formula simplification. DAG size of input: 183 DAG size of output: 145 [2020-12-01 16:31:42,555 INFO L625 ElimStorePlain]: treesize reduction 501, result has 61.7 percent of original size [2020-12-01 16:31:42,566 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:31:42,588 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:31:42,597 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-01 16:31:42,769 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 16:31:42,776 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:31:42,799 INFO L547 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 1 dim-2 vars, End of recursive call: 20 dim-0 vars, and 7 xjuncts. [2020-12-01 16:31:42,800 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 11 variables, input treesize:1037, output treesize:808 [2020-12-01 16:31:42,862 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:31:42,873 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:31:42,881 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-01 16:31:43,046 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 16:31:43,054 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:31:43,067 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 16:31:43,069 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:31:57,154 WARN L197 SmtUtils]: Spent 9.89 s on a formula simplification. DAG size of input: 266 DAG size of output: 155 [2020-12-01 16:31:57,196 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 16:31:57,198 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:31:57,212 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:31:57,219 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:31:57,225 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-01 16:31:57,375 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 16:31:57,380 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 16:34:38,176 WARN L195 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2020-12-01 16:34:38,177 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 16:34:38,183 INFO L168 Benchmark]: Toolchain (without parser) took 374373.53 ms. Allocated memory was 121.6 MB in the beginning and 255.9 MB in the end (delta: 134.2 MB). Free memory was 96.6 MB in the beginning and 128.5 MB in the end (delta: -31.9 MB). Peak memory consumption was 168.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:38,183 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 77.6 MB. Free memory is still 41.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:34:38,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.04 ms. Allocated memory is still 121.6 MB. Free memory was 96.3 MB in the beginning and 96.5 MB in the end (delta: -230.8 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:38,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.36 ms. Allocated memory is still 121.6 MB. Free memory was 96.5 MB in the beginning and 94.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:38,184 INFO L168 Benchmark]: Boogie Preprocessor took 26.40 ms. Allocated memory is still 121.6 MB. Free memory was 94.8 MB in the beginning and 93.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:38,185 INFO L168 Benchmark]: RCFGBuilder took 542.95 ms. Allocated memory is still 121.6 MB. Free memory was 93.4 MB in the beginning and 70.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:38,185 INFO L168 Benchmark]: CodeCheck took 373475.58 ms. Allocated memory was 121.6 MB in the beginning and 255.9 MB in the end (delta: 134.2 MB). Free memory was 70.0 MB in the beginning and 128.5 MB in the end (delta: -58.5 MB). Peak memory consumption was 143.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:38,187 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 0.30 ms. Allocated memory is still 77.6 MB. Free memory is still 41.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 280.04 ms. Allocated memory is still 121.6 MB. Free memory was 96.3 MB in the beginning and 96.5 MB in the end (delta: -230.8 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.36 ms. Allocated memory is still 121.6 MB. Free memory was 96.5 MB in the beginning and 94.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.40 ms. Allocated memory is still 121.6 MB. Free memory was 94.8 MB in the beginning and 93.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 542.95 ms. Allocated memory is still 121.6 MB. Free memory was 93.4 MB in the beginning and 70.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 373475.58 ms. Allocated memory was 121.6 MB in the beginning and 255.9 MB in the end (delta: 134.2 MB). Free memory was 70.0 MB in the beginning and 128.5 MB in the end (delta: -58.5 MB). Peak memory consumption was 143.3 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 16:34:41,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:34:41,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:34:41,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:34:41,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:34:41,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:34:41,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:34:41,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:34:41,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:34:41,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:34:41,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:34:41,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:34:41,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:34:41,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:34:41,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:34:41,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:34:41,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:34:41,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:34:41,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:34:41,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:34:41,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:34:41,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:34:41,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:34:41,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:34:41,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:34:41,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:34:41,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:34:41,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:34:41,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:34:41,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:34:41,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:34:41,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:34:41,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:34:41,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:34:41,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:34:41,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:34:41,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:34:41,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:34:41,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:34:41,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:34:41,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:34:41,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:34:41,257 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:34:41,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:34:41,258 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:34:41,258 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:34:41,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:34:41,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:34:41,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:34:41,260 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:34:41,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:34:41,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:34:41,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:34:41,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:34:41,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:34:41,261 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:34:41,261 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:34:41,262 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:34:41,262 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:34:41,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:34:41,262 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:34:41,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:34:41,263 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:34:41,263 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:34:41,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:34:41,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:34:41,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:34:41,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:34:41,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:34:41,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:34:41,265 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:34:41,265 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:34:41,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:34:41,265 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:34:41,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:34:41,266 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_5e118c75-6f56-4dee-acb9-f63c5ebfe778/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1ee476d531435be9ea28c03d577dfaac3e84626 [2020-12-01 16:34:41,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:34:41,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:34:41,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:34:41,779 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:34:41,779 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:34:41,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/../../sv-benchmarks/c/array-fpi/sqm.c [2020-12-01 16:34:41,879 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/data/f31693b5f/b524967d14a243f3b206e2ed62aa559b/FLAGeee1bbb7e [2020-12-01 16:34:42,570 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:34:42,573 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/sv-benchmarks/c/array-fpi/sqm.c [2020-12-01 16:34:42,583 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/data/f31693b5f/b524967d14a243f3b206e2ed62aa559b/FLAGeee1bbb7e [2020-12-01 16:34:42,915 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/bin/ukojak/data/f31693b5f/b524967d14a243f3b206e2ed62aa559b [2020-12-01 16:34:42,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:34:42,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:34:42,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:34:42,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:34:42,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:34:42,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:34:42" (1/1) ... [2020-12-01 16:34:42,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64279917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:42, skipping insertion in model container [2020-12-01 16:34:42,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:34:42" (1/1) ... [2020-12-01 16:34:42,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:34:42,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:34:43,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:34:43,296 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:34:43,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:34:43,379 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:34:43,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43 WrapperNode [2020-12-01 16:34:43,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:34:43,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:34:43,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:34:43,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:34:43,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43" (1/1) ... [2020-12-01 16:34:43,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43" (1/1) ... [2020-12-01 16:34:43,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:34:43,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:34:43,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:34:43,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:34:43,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43" (1/1) ... [2020-12-01 16:34:43,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43" (1/1) ... [2020-12-01 16:34:43,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43" (1/1) ... [2020-12-01 16:34:43,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43" (1/1) ... [2020-12-01 16:34:43,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43" (1/1) ... [2020-12-01 16:34:43,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43" (1/1) ... [2020-12-01 16:34:43,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43" (1/1) ... [2020-12-01 16:34:43,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:34:43,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:34:43,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:34:43,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:34:43,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:34:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e118c75-6f56-4dee-acb9-f63c5ebfe778/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 16:34:43,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:34:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:34:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-12-01 16:34:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:34:43,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:34:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:34:43,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-12-01 16:34:44,631 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:34:44,631 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 16:34:44,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:34:44 BoogieIcfgContainer [2020-12-01 16:34:44,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:34:44,636 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:34:44,637 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:34:44,651 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:34:44,651 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:34:44" (1/1) ... [2020-12-01 16:34:44,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:34:44,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:44,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2020-12-01 16:34:44,725 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2020-12-01 16:34:44,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:34:44,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:44,786 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 16:34:44,797 INFO L168 Benchmark]: Toolchain (without parser) took 1870.83 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 33.3 MB in the beginning and 34.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:44,800 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:34:44,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.00 ms. Allocated memory is still 54.5 MB. Free memory was 33.1 MB in the beginning and 22.2 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:44,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.74 ms. Allocated memory is still 54.5 MB. Free memory was 22.0 MB in the beginning and 37.2 MB in the end (delta: -15.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:44,808 INFO L168 Benchmark]: Boogie Preprocessor took 70.47 ms. Allocated memory is still 54.5 MB. Free memory was 37.1 MB in the beginning and 35.8 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:34:44,809 INFO L168 Benchmark]: RCFGBuilder took 1075.79 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 35.6 MB in the beginning and 39.1 MB in the end (delta: -3.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:44,811 INFO L168 Benchmark]: CodeCheck took 156.11 ms. Allocated memory is still 67.1 MB. Free memory was 39.1 MB in the beginning and 34.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:34:44,827 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 0.19 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 452.00 ms. Allocated memory is still 54.5 MB. Free memory was 33.1 MB in the beginning and 22.2 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 105.74 ms. Allocated memory is still 54.5 MB. Free memory was 22.0 MB in the beginning and 37.2 MB in the end (delta: -15.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 70.47 ms. Allocated memory is still 54.5 MB. Free memory was 37.1 MB in the beginning and 35.8 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1075.79 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 35.6 MB in the beginning and 39.1 MB in the end (delta: -3.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. * CodeCheck took 156.11 ms. Allocated memory is still 67.1 MB. Free memory was 39.1 MB in the beginning and 34.4 MB in the end (delta: 4.7 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...