./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test24-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/test24-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ba9918f9236391a08a9d6d8a63aa823d4042d99b397d7843518d83dccab2fbf8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:07:31,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:07:31,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:07:32,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:07:32,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:07:32,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:07:32,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:07:32,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:07:32,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:07:32,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:07:32,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:07:32,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:07:32,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:07:32,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:07:32,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:07:32,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:07:32,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:07:32,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:07:32,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:07:32,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:07:32,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:07:32,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:07:32,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:07:32,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:07:32,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:07:32,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:07:32,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:07:32,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:07:32,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:07:32,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:07:32,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:07:32,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:07:32,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:07:32,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:07:32,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:07:32,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:07:32,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:07:32,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:07:32,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:07:32,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:07:32,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:07:32,105 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 23:07:32,156 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:07:32,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:07:32,158 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:07:32,158 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:07:32,158 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:07:32,158 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:07:32,158 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:07:32,159 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:07:32,159 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:07:32,159 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:07:32,159 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:07:32,160 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:07:32,160 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:07:32,160 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:07:32,160 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:07:32,160 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:07:32,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:07:32,161 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:07:32,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:07:32,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:07:32,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:07:32,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:07:32,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:07:32,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:07:32,168 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:07:32,168 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:07:32,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:07:32,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:07:32,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:07:32,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:07:32,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:07:32,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:07:32,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:07:32,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:07:32,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:07:32,173 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:07:32,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:07:32,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:07:32,175 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:07:32,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:07:32,176 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba9918f9236391a08a9d6d8a63aa823d4042d99b397d7843518d83dccab2fbf8 [2021-11-12 23:07:32,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:07:32,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:07:32,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:07:32,512 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:07:32,513 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:07:32,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-regression/test24-2.c [2021-11-12 23:07:32,586 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/data/eace0627b/71b14b658a074b51a4f3bf8e78819cb2/FLAG5d25542bf [2021-11-12 23:07:33,084 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:07:33,084 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/sv-benchmarks/c/ldv-regression/test24-2.c [2021-11-12 23:07:33,092 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/data/eace0627b/71b14b658a074b51a4f3bf8e78819cb2/FLAG5d25542bf [2021-11-12 23:07:33,451 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/data/eace0627b/71b14b658a074b51a4f3bf8e78819cb2 [2021-11-12 23:07:33,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:07:33,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:07:33,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:07:33,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:07:33,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:07:33,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a852a21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33, skipping insertion in model container [2021-11-12 23:07:33,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:07:33,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:07:33,700 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/sv-benchmarks/c/ldv-regression/test24-2.c[807,820] [2021-11-12 23:07:33,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:07:33,712 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:07:33,740 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/sv-benchmarks/c/ldv-regression/test24-2.c[807,820] [2021-11-12 23:07:33,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:07:33,766 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:07:33,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33 WrapperNode [2021-11-12 23:07:33,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:07:33,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:07:33,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:07:33,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:07:33,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:07:33,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:07:33,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:07:33,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:07:33,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:07:33,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:07:33,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:07:33,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:07:33,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (1/1) ... [2021-11-12 23:07:33,845 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:07:33,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:07:33,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:07:33,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:07:33,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 23:07:33,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:07:33,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-12 23:07:33,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:07:33,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:07:33,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-12 23:07:33,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:07:34,207 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:07:34,207 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-12 23:07:34,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:07:34 BoogieIcfgContainer [2021-11-12 23:07:34,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:07:34,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:07:34,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:07:34,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:07:34,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:07:33" (1/3) ... [2021-11-12 23:07:34,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@264a1008 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:07:34, skipping insertion in model container [2021-11-12 23:07:34,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:07:33" (2/3) ... [2021-11-12 23:07:34,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@264a1008 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:07:34, skipping insertion in model container [2021-11-12 23:07:34,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:07:34" (3/3) ... [2021-11-12 23:07:34,220 INFO L111 eAbstractionObserver]: Analyzing ICFG test24-2.c [2021-11-12 23:07:34,226 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:07:34,226 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:07:34,281 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:07:34,290 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:07:34,290 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 23:07:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:34,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-12 23:07:34,312 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:07:34,312 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:07:34,313 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:07:34,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:07:34,320 INFO L85 PathProgramCache]: Analyzing trace with hash -2024849811, now seen corresponding path program 1 times [2021-11-12 23:07:34,331 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:07:34,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226115866] [2021-11-12 23:07:34,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:07:34,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:07:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:07:34,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:07:34,507 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:07:34,508 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226115866] [2021-11-12 23:07:34,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226115866] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:07:34,509 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:07:34,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 23:07:34,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556480233] [2021-11-12 23:07:34,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:07:34,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:07:34,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:07:34,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:07:34,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:07:34,571 INFO L87 Difference]: Start difference. First operand has 12 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:34,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:07:34,643 INFO L93 Difference]: Finished difference Result 23 states and 31 transitions. [2021-11-12 23:07:34,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:07:34,647 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-12 23:07:34,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:07:34,657 INFO L225 Difference]: With dead ends: 23 [2021-11-12 23:07:34,657 INFO L226 Difference]: Without dead ends: 10 [2021-11-12 23:07:34,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:07:34,665 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.86ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.80ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.76ms IncrementalHoareTripleChecker+Time [2021-11-12 23:07:34,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 18 Invalid, 9 Unknown, 0 Unchecked, 0.80ms Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 47.76ms Time] [2021-11-12 23:07:34,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-12 23:07:34,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-12 23:07:34,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2021-11-12 23:07:34,705 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 7 [2021-11-12 23:07:34,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:07:34,705 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2021-11-12 23:07:34,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:34,706 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-12 23:07:34,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-12 23:07:34,707 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:07:34,707 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:07:34,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 23:07:34,708 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:07:34,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:07:34,709 INFO L85 PathProgramCache]: Analyzing trace with hash 2016690528, now seen corresponding path program 1 times [2021-11-12 23:07:34,710 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:07:34,710 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772227970] [2021-11-12 23:07:34,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:07:34,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:07:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:07:34,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:07:34,798 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:07:34,798 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772227970] [2021-11-12 23:07:34,799 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772227970] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:07:34,799 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040456056] [2021-11-12 23:07:34,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:07:34,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:07:34,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:07:34,815 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:07:34,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-12 23:07:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:07:34,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 23:07:34,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:07:34,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:07:34,958 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:07:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:07:35,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040456056] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:07:35,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1080223219] [2021-11-12 23:07:35,061 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-12 23:07:35,061 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:07:35,066 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:07:35,075 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:07:35,076 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:07:35,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,141 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 23:07:35,153 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:07:35,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:07:35,227 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_13|], 36=[|v_#valid_18|]} [2021-11-12 23:07:35,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-12 23:07:35,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:35,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:35,309 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:35,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:35,364 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2021-11-12 23:07:35,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 23:07:35,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 23:07:35,412 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:35,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:35,431 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-12 23:07:35,439 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:35,452 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:114 [2021-11-12 23:07:35,464 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.1 percent of original size [2021-11-12 23:07:35,495 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,502 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:35,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 23:07:35,510 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,516 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:35,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 23:07:35,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,527 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:35,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:35,531 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:07:35,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:07:35,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:35,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-12 23:07:35,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:35,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:35,601 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:35,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:35,628 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:07:35,652 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:35,652 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:146, output treesize:150 [2021-11-12 23:07:35,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:35,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:35,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:35,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,884 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 23:07:35,902 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:35,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-11-12 23:07:35,911 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 294 [2021-11-12 23:07:35,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 295 [2021-11-12 23:07:35,932 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:35,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:35,940 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,943 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:35,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:35,961 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,984 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,987 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:35,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 23:07:35,990 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:35,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:35,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:36,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:36,003 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,011 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:36,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:36,015 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 23:07:36,029 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,032 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:36,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:36,036 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,043 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:36,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:36,047 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,051 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 23:07:36,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:07:36,059 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 23:07:36,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 353 [2021-11-12 23:07:36,081 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2021-11-12 23:07:36,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 369 [2021-11-12 23:07:36,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 47 [2021-11-12 23:07:36,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:36,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:36,200 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:36,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 79 [2021-11-12 23:07:36,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 23:07:36,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 23:07:36,262 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:36,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:36,317 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,337 INFO L180 QuantifierPusher]: treesize reduction 94, result has 79.7 percent of original size [2021-11-12 23:07:36,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-12 23:07:36,349 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:07:36,350 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:463, output treesize:393 [2021-11-12 23:07:36,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:36,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:36,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:36,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:36,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:36,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:36,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:36,459 INFO L180 QuantifierPusher]: treesize reduction 36, result has 70.2 percent of original size [2021-11-12 23:07:36,476 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,478 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 23:07:36,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:36,481 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,488 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 23:07:36,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:36,493 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:36,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:36,496 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,499 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,501 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 23:07:36,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:36,504 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,504 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:36,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:36,507 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:36,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-11-12 23:07:36,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:36,538 INFO L388 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 24 treesize of output 25 [2021-11-12 23:07:36,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:36,541 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:36,542 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:36,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:36,547 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 23:07:36,556 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:36,557 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:80, output treesize:92 [2021-11-12 23:07:36,565 INFO L180 QuantifierPusher]: treesize reduction 40, result has 55.1 percent of original size [2021-11-12 23:07:36,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 23:07:36,574 INFO L180 QuantifierPusher]: treesize reduction 8, result has 91.7 percent of original size [2021-11-12 23:07:36,593 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:36,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:36,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-12 23:07:36,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-12 23:07:36,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:36,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,619 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:36,620 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:36,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:36,624 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-12 23:07:36,629 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:36,630 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:116, output treesize:112 [2021-11-12 23:07:36,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:36,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-12 23:07:36,656 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.8 percent of original size [2021-11-12 23:07:36,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-12 23:07:36,668 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:07:37,489 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:07:37,489 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:07:37,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2021-11-12 23:07:37,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795565656] [2021-11-12 23:07:37,490 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:07:37,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 23:07:37,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:07:37,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 23:07:37,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-11-12 23:07:37,492 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:37,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:07:37,527 INFO L93 Difference]: Finished difference Result 20 states and 24 transitions. [2021-11-12 23:07:37,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:07:37,528 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.0) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-12 23:07:37,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:07:37,529 INFO L225 Difference]: With dead ends: 20 [2021-11-12 23:07:37,529 INFO L226 Difference]: Without dead ends: 13 [2021-11-12 23:07:37,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-11-12 23:07:37,534 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 0 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.90ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.16ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.51ms IncrementalHoareTripleChecker+Time [2021-11-12 23:07:37,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 17 Unknown, 0 Unchecked, 1.16ms Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 24.51ms Time] [2021-11-12 23:07:37,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-12 23:07:37,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-12 23:07:37,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:37,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-11-12 23:07:37,546 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2021-11-12 23:07:37,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:07:37,547 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-11-12 23:07:37,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.0) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:37,547 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-12 23:07:37,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-12 23:07:37,548 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:07:37,548 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:07:37,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:07:37,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:07:37,762 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:07:37,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:07:37,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1032837971, now seen corresponding path program 2 times [2021-11-12 23:07:37,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:07:37,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671914803] [2021-11-12 23:07:37,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:07:37,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:07:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:07:37,862 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:07:37,862 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:07:37,864 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671914803] [2021-11-12 23:07:37,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671914803] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:07:37,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1775631399] [2021-11-12 23:07:37,865 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:07:37,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:07:37,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:07:37,882 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:07:37,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-12 23:07:37,958 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-12 23:07:37,959 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:07:37,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 23:07:37,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:07:38,000 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:07:38,000 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:07:38,091 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:07:38,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1775631399] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:07:38,092 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2058766272] [2021-11-12 23:07:38,105 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-12 23:07:38,105 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:07:38,106 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:07:38,106 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:07:38,106 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:07:38,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,120 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:07:38,123 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 23:07:38,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:07:38,135 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 36=[|v_#valid_19|]} [2021-11-12 23:07:38,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-12 23:07:38,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:38,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:38,169 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,177 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2021-11-12 23:07:38,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 23:07:38,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 23:07:38,223 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,231 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-12 23:07:38,236 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,236 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:114 [2021-11-12 23:07:38,246 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.1 percent of original size [2021-11-12 23:07:38,255 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,257 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:38,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 23:07:38,264 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:38,268 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,270 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:38,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 23:07:38,273 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:07:38,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:07:38,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-12 23:07:38,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,301 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,309 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-12 23:07:38,320 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,321 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:146, output treesize:150 [2021-11-12 23:07:38,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,457 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:38,460 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,469 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,477 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 23:07:38,482 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:38,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-11-12 23:07:38,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 294 [2021-11-12 23:07:38,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 295 [2021-11-12 23:07:38,506 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,507 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:38,514 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,525 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:38,528 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,529 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:38,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 23:07:38,532 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,541 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:38,544 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 23:07:38,549 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,551 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,554 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:38,557 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,564 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:38,567 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,569 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 23:07:38,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:07:38,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 23:07:38,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 353 [2021-11-12 23:07:38,578 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2021-11-12 23:07:38,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 369 [2021-11-12 23:07:38,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 47 [2021-11-12 23:07:38,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:38,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:38,631 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 79 [2021-11-12 23:07:38,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 23:07:38,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 23:07:38,670 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,723 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,736 INFO L180 QuantifierPusher]: treesize reduction 94, result has 79.7 percent of original size [2021-11-12 23:07:38,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-12 23:07:38,745 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:07:38,745 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:463, output treesize:393 [2021-11-12 23:07:38,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,825 INFO L180 QuantifierPusher]: treesize reduction 36, result has 70.2 percent of original size [2021-11-12 23:07:38,830 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,832 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 23:07:38,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:38,834 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,836 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 23:07:38,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:38,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:38,841 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,843 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 23:07:38,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:38,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:38,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:38,849 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:38,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-11-12 23:07:38,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:38,861 INFO L388 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 24 treesize of output 25 [2021-11-12 23:07:38,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:38,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:38,864 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,869 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 23:07:38,874 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,874 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:80, output treesize:92 [2021-11-12 23:07:38,880 INFO L180 QuantifierPusher]: treesize reduction 40, result has 55.1 percent of original size [2021-11-12 23:07:38,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 23:07:38,886 INFO L180 QuantifierPusher]: treesize reduction 8, result has 91.7 percent of original size [2021-11-12 23:07:38,889 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:38,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:38,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-12 23:07:38,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-12 23:07:38,909 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:38,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:38,910 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:38,915 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-12 23:07:38,918 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:38,919 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:116, output treesize:112 [2021-11-12 23:07:38,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:38,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-12 23:07:38,936 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.8 percent of original size [2021-11-12 23:07:38,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-12 23:07:38,944 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:07:39,701 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:07:39,701 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:07:39,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2021-11-12 23:07:39,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656679252] [2021-11-12 23:07:39,702 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:07:39,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-12 23:07:39,702 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:07:39,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-12 23:07:39,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2021-11-12 23:07:39,703 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:39,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:07:39,750 INFO L93 Difference]: Finished difference Result 26 states and 33 transitions. [2021-11-12 23:07:39,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-12 23:07:39,751 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-12 23:07:39,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:07:39,752 INFO L225 Difference]: With dead ends: 26 [2021-11-12 23:07:39,752 INFO L226 Difference]: Without dead ends: 19 [2021-11-12 23:07:39,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2021-11-12 23:07:39,754 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 0 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.68ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.64ms IncrementalHoareTripleChecker+Time [2021-11-12 23:07:39,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 18 Invalid, 25 Unknown, 0 Unchecked, 0.68ms Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 38.64ms Time] [2021-11-12 23:07:39,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-11-12 23:07:39,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-11-12 23:07:39,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 18 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:39,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2021-11-12 23:07:39,769 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 12 [2021-11-12 23:07:39,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:07:39,769 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2021-11-12 23:07:39,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:39,770 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2021-11-12 23:07:39,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-12 23:07:39,771 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:07:39,771 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:07:39,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-12 23:07:39,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable18 [2021-11-12 23:07:39,992 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:07:39,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:07:39,992 INFO L85 PathProgramCache]: Analyzing trace with hash -210905139, now seen corresponding path program 3 times [2021-11-12 23:07:39,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:07:39,992 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422106829] [2021-11-12 23:07:39,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:07:39,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:07:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:07:40,165 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:07:40,165 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:07:40,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422106829] [2021-11-12 23:07:40,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422106829] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:07:40,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1815636430] [2021-11-12 23:07:40,166 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-12 23:07:40,166 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:07:40,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:07:40,167 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:07:40,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-12 23:07:40,243 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-12 23:07:40,243 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:07:40,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-12 23:07:40,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:07:40,316 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:07:40,317 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:07:40,546 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:07:40,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1815636430] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:07:40,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [414105056] [2021-11-12 23:07:40,549 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-12 23:07:40,549 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:07:40,549 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:07:40,550 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:07:40,550 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:07:40,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 23:07:40,578 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,579 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:07:40,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:07:40,586 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 36=[|v_#valid_20|]} [2021-11-12 23:07:40,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-12 23:07:40,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:40,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:40,608 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:40,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:40,616 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2021-11-12 23:07:40,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 23:07:40,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,653 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 23:07:40,653 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:40,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:40,659 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,661 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-12 23:07:40,663 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:40,663 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:114 [2021-11-12 23:07:40,667 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.1 percent of original size [2021-11-12 23:07:40,676 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,678 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:40,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 23:07:40,681 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,683 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:40,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:40,685 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,688 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:40,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:40,690 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 23:07:40,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-12 23:07:40,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 47 [2021-11-12 23:07:40,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:40,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:40,718 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:40,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:40,727 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-12 23:07:40,738 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:40,739 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:156, output treesize:168 [2021-11-12 23:07:40,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:40,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:40,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:40,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,810 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,817 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,823 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 23:07:40,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:40,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 337 [2021-11-12 23:07:40,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2021-11-12 23:07:40,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-12 23:07:40,843 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:40,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:40,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:40,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:40,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,866 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,875 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:40,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:40,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,879 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:40,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:40,881 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,883 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 23:07:40,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-12 23:07:40,886 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,888 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-11-12 23:07:40,891 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,893 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:40,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 23:07:40,895 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:40,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:40,899 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,901 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,901 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:40,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:40,904 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,905 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 23:07:40,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 369 [2021-11-12 23:07:40,913 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:40,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 326 [2021-11-12 23:07:40,924 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 385 [2021-11-12 23:07:40,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 47 [2021-11-12 23:07:40,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:40,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:40,964 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:40,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:40,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 87 [2021-11-12 23:07:40,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:40,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 23:07:41,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 23:07:41,001 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:41,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:41,050 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,063 INFO L180 QuantifierPusher]: treesize reduction 94, result has 80.4 percent of original size [2021-11-12 23:07:41,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 409 [2021-11-12 23:07:41,070 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:07:41,071 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:479, output treesize:409 [2021-11-12 23:07:41,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:41,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:41,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:41,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:41,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:41,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:41,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:41,129 INFO L180 QuantifierPusher]: treesize reduction 36, result has 70.2 percent of original size [2021-11-12 23:07:41,133 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,135 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 23:07:41,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:41,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,141 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,141 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,142 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 23:07:41,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:41,144 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:41,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:41,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,147 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,148 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 23:07:41,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:41,152 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:07:41,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 23:07:41,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 23:07:41,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-11-12 23:07:41,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:07:41,166 INFO L388 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 24 treesize of output 25 [2021-11-12 23:07:41,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:41,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:41,168 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:41,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:41,171 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 23:07:41,175 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:41,176 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:80, output treesize:92 [2021-11-12 23:07:41,180 INFO L180 QuantifierPusher]: treesize reduction 40, result has 55.1 percent of original size [2021-11-12 23:07:41,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 23:07:41,185 INFO L180 QuantifierPusher]: treesize reduction 8, result has 91.7 percent of original size [2021-11-12 23:07:41,188 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:07:41,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 23:07:41,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-12 23:07:41,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-12 23:07:41,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:41,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:07:41,202 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:07:41,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:07:41,206 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-12 23:07:41,209 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:07:41,209 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:116, output treesize:112 [2021-11-12 23:07:41,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:07:41,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-12 23:07:41,228 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.8 percent of original size [2021-11-12 23:07:41,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-12 23:07:41,235 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:07:41,996 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:07:41,997 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:07:41,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 22 [2021-11-12 23:07:41,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810022759] [2021-11-12 23:07:41,997 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:07:41,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-12 23:07:41,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:07:41,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-12 23:07:41,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=277, Invalid=535, Unknown=0, NotChecked=0, Total=812 [2021-11-12 23:07:41,999 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 22 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:42,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:07:42,059 INFO L93 Difference]: Finished difference Result 36 states and 47 transitions. [2021-11-12 23:07:42,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-12 23:07:42,060 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 22 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-12 23:07:42,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:07:42,062 INFO L225 Difference]: With dead ends: 36 [2021-11-12 23:07:42,063 INFO L226 Difference]: Without dead ends: 29 [2021-11-12 23:07:42,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 35 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=277, Invalid=535, Unknown=0, NotChecked=0, Total=812 [2021-11-12 23:07:42,067 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 0 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.29ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.66ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.74ms IncrementalHoareTripleChecker+Time [2021-11-12 23:07:42,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 30 Invalid, 36 Unknown, 0 Unchecked, 1.66ms Time], IncrementalHoareTripleChecker [4 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 35.74ms Time] [2021-11-12 23:07:42,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-12 23:07:42,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-11-12 23:07:42,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.0714285714285714) internal successors, (30), 28 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:42,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2021-11-12 23:07:42,082 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 18 [2021-11-12 23:07:42,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:07:42,082 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2021-11-12 23:07:42,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 22 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:07:42,083 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2021-11-12 23:07:42,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-12 23:07:42,084 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:07:42,084 INFO L514 BasicCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:07:42,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:07:42,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-11-12 23:07:42,299 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:07:42,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:07:42,299 INFO L85 PathProgramCache]: Analyzing trace with hash -41584723, now seen corresponding path program 4 times [2021-11-12 23:07:42,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:07:42,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928711298] [2021-11-12 23:07:42,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:07:42,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:07:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-12 23:07:42,536 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-12 23:07:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-12 23:07:42,792 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-12 23:07:42,792 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-12 23:07:42,794 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 23:07:42,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-11-12 23:07:42,799 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1] [2021-11-12 23:07:42,803 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 23:07:42,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 11:07:42 BoogieIcfgContainer [2021-11-12 23:07:42,856 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 23:07:42,856 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 23:07:42,857 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 23:07:42,857 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 23:07:42,857 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:07:34" (3/4) ... [2021-11-12 23:07:42,859 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-12 23:07:42,955 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 23:07:42,955 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 23:07:42,957 INFO L158 Benchmark]: Toolchain (without parser) took 9500.46ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 81.1MB in the beginning and 72.1MB in the end (delta: 9.0MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2021-11-12 23:07:42,958 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 98.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:07:42,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.94ms. Allocated memory is still 123.7MB. Free memory was 80.9MB in the beginning and 96.0MB in the end (delta: -15.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 23:07:42,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.21ms. Allocated memory is still 123.7MB. Free memory was 96.0MB in the beginning and 94.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:07:42,958 INFO L158 Benchmark]: Boogie Preprocessor took 27.68ms. Allocated memory is still 123.7MB. Free memory was 94.3MB in the beginning and 93.2MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-12 23:07:42,959 INFO L158 Benchmark]: RCFGBuilder took 374.62ms. Allocated memory is still 123.7MB. Free memory was 93.2MB in the beginning and 81.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 23:07:42,959 INFO L158 Benchmark]: TraceAbstraction took 8643.97ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 81.4MB in the beginning and 76.3MB in the end (delta: 5.1MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2021-11-12 23:07:42,959 INFO L158 Benchmark]: Witness Printer took 99.11ms. Allocated memory is still 148.9MB. Free memory was 76.3MB in the beginning and 72.1MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 23:07:42,960 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 98.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.94ms. Allocated memory is still 123.7MB. Free memory was 80.9MB in the beginning and 96.0MB in the end (delta: -15.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.21ms. Allocated memory is still 123.7MB. Free memory was 96.0MB in the beginning and 94.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.68ms. Allocated memory is still 123.7MB. Free memory was 94.3MB in the beginning and 93.2MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 374.62ms. Allocated memory is still 123.7MB. Free memory was 93.2MB in the beginning and 81.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 8643.97ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 81.4MB in the beginning and 76.3MB in the end (delta: 5.1MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * Witness Printer took 99.11ms. Allocated memory is still 148.9MB. Free memory was 76.3MB in the beginning and 72.1MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 39]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] struct dummy ad1[20], *ad2; [L18] int i, j, *pa; [L19] j=0 VAL [ad1={3:0}, j=0] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=1] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=2] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=3] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=4] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=5] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=6] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=7] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=8] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=9] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=10] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=11] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=12] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=13] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=14] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=15] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=16] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=17] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=18] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=19] [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ VAL [ad1={3:0}, j=20] [L19] COND FALSE !(j<20) [L23] i = __VERIFIER_nondet_int() [L24] COND TRUE i >= 0 && i < 10 [L25] ad2 = ad1 [L26] ad1[i].a = i [L27] pa = &ad1[i].a [L28] EXPR ad2[i].a [L28] i = ad2[i].a + 10 [L29] EXPR \read(*pa) VAL [\read(*pa)=0, ad1={3:0}, ad2={3:0}, i=10, j=20, pa={3:0}] [L29] COND FALSE !(i < *pa) [L32] CALL, EXPR check(ad1, i) [L12] EXPR ad1[b].a [L12] return ad1[b].a == b; [L32] RET, EXPR check(ad1, i) [L32] COND TRUE !check(ad1, i) [L39] reach_error() VAL [ad1={3:0}, ad2={3:0}, i=10, j=20, pa={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.5s, OverallIterations: 5, TraceHistogramMax: 20, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 146.65ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 90 SdHoareTripleChecker+Invalid, 103.38ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 74 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 73 IncrementalHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 27 mSDtfsCounter, 73 mSolverCounterSat, 4.31ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 74 SyntacticMatches, 4 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred in iteration=4, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 114 ConstructedInterpolants, 0 QuantifiedInterpolants, 224 SizeOfPredicates, 0 NumberOfNonLiveVariables, 363 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 0/198 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-12 23:07:43,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334ad966-c358-4f59-bcc8-1eef41fca88f/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE