./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/condn.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/condn.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh --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 d395fadb914a95d9511046d910130b84077290c26c4e0d02bd3863b898526b50 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 09:35:13,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:35:13,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:35:13,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:35:13,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:35:13,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:35:13,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:35:13,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:35:13,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:35:13,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:35:13,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:35:13,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:35:13,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:35:13,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:35:13,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:35:13,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:35:13,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:35:13,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:35:13,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:35:13,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:35:13,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:35:13,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:35:13,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:35:13,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:35:13,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:35:13,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:35:13,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:35:13,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:35:13,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:35:13,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:35:13,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:35:13,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:35:13,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:35:13,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:35:13,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:35:13,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:35:13,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:35:13,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:35:13,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:35:13,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:35:13,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:35:13,070 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 09:35:13,087 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:35:13,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:35:13,088 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:35:13,088 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:35:13,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:35:13,089 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:35:13,089 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:35:13,089 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:35:13,089 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:35:13,089 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 09:35:13,089 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:35:13,089 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:35:13,089 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 09:35:13,090 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 09:35:13,090 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:35:13,090 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 09:35:13,090 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 09:35:13,090 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 09:35:13,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:35:13,091 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 09:35:13,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 09:35:13,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 09:35:13,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:35:13,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 09:35:13,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:35:13,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 09:35:13,092 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 09:35:13,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 09:35:13,092 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:35:13,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 09:35:13,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:35:13,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:35:13,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:35:13,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:35:13,093 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 09:35:13,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:35:13,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 09:35:13,093 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 09:35:13,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 09:35:13,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 09:35:13,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:35:13,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d395fadb914a95d9511046d910130b84077290c26c4e0d02bd3863b898526b50 [2022-12-14 09:35:13,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:35:13,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:35:13,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:35:13,278 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:35:13,279 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:35:13,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/array-fpi/condn.c [2022-12-14 09:35:15,815 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:35:15,938 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:35:15,938 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/sv-benchmarks/c/array-fpi/condn.c [2022-12-14 09:35:15,942 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/data/6c2d255bf/f939924e983d4a119638cf7454c8f061/FLAGdae6ce7fe [2022-12-14 09:35:15,953 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/data/6c2d255bf/f939924e983d4a119638cf7454c8f061 [2022-12-14 09:35:15,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:35:15,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:35:15,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:35:15,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:35:15,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:35:15,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:35:15" (1/1) ... [2022-12-14 09:35:15,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@334f67c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:15, skipping insertion in model container [2022-12-14 09:35:15,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:35:15" (1/1) ... [2022-12-14 09:35:15,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:35:15,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:35:16,081 WARN L237 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_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/sv-benchmarks/c/array-fpi/condn.c[588,601] [2022-12-14 09:35:16,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:35:16,100 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 09:35:16,109 WARN L237 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_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/sv-benchmarks/c/array-fpi/condn.c[588,601] [2022-12-14 09:35:16,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:35:16,122 INFO L208 MainTranslator]: Completed translation [2022-12-14 09:35:16,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16 WrapperNode [2022-12-14 09:35:16,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 09:35:16,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 09:35:16,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 09:35:16,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 09:35:16,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,146 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2022-12-14 09:35:16,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 09:35:16,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 09:35:16,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 09:35:16,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 09:35:16,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,162 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 09:35:16,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 09:35:16,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 09:35:16,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 09:35:16,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (1/1) ... [2022-12-14 09:35:16,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:35:16,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:16,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 09:35:16,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 09:35:16,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 09:35:16,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 09:35:16,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 09:35:16,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 09:35:16,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 09:35:16,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 09:35:16,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 09:35:16,289 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 09:35:16,291 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 09:35:16,409 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 09:35:16,447 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 09:35:16,448 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 09:35:16,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:35:16 BoogieIcfgContainer [2022-12-14 09:35:16,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 09:35:16,453 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 09:35:16,453 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 09:35:16,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 09:35:16,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 09:35:15" (1/3) ... [2022-12-14 09:35:16,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23498fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 09:35:16, skipping insertion in model container [2022-12-14 09:35:16,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:16" (2/3) ... [2022-12-14 09:35:16,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23498fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 09:35:16, skipping insertion in model container [2022-12-14 09:35:16,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:35:16" (3/3) ... [2022-12-14 09:35:16,460 INFO L112 eAbstractionObserver]: Analyzing ICFG condn.c [2022-12-14 09:35:16,480 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 09:35:16,480 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 09:35:16,520 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 09:35:16,525 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@28a29b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 09:35:16,525 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 09:35:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 10 states have internal predecessors, (15), 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) [2022-12-14 09:35:16,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 09:35:16,533 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:16,534 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:16,534 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:16,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:16,538 INFO L85 PathProgramCache]: Analyzing trace with hash -529185191, now seen corresponding path program 1 times [2022-12-14 09:35:16,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:16,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355653198] [2022-12-14 09:35:16,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:16,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:35:16,741 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:16,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355653198] [2022-12-14 09:35:16,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355653198] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:35:16,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:35:16,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 09:35:16,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929720537] [2022-12-14 09:35:16,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:35:16,747 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 09:35:16,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:16,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 09:35:16,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:35:16,772 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 10 states have internal predecessors, (15), 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), 3 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) [2022-12-14 09:35:16,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:16,810 INFO L93 Difference]: Finished difference Result 20 states and 27 transitions. [2022-12-14 09:35:16,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 09:35:16,813 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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 [2022-12-14 09:35:16,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:16,821 INFO L225 Difference]: With dead ends: 20 [2022-12-14 09:35:16,821 INFO L226 Difference]: Without dead ends: 10 [2022-12-14 09:35:16,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:35:16,828 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 0 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:16,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 09:35:16,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2022-12-14 09:35:16,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2022-12-14 09:35:16,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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) [2022-12-14 09:35:16,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2022-12-14 09:35:16,861 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 12 transitions. Word has length 7 [2022-12-14 09:35:16,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:16,861 INFO L495 AbstractCegarLoop]: Abstraction has 10 states and 12 transitions. [2022-12-14 09:35:16,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2022-12-14 09:35:16,862 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2022-12-14 09:35:16,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 09:35:16,862 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:16,862 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:16,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 09:35:16,863 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:16,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:16,864 INFO L85 PathProgramCache]: Analyzing trace with hash 351199448, now seen corresponding path program 1 times [2022-12-14 09:35:16,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:16,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555476680] [2022-12-14 09:35:16,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:16,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:16,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 09:35:16,962 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:16,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555476680] [2022-12-14 09:35:16,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555476680] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:35:16,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:35:16,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 09:35:16,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801707057] [2022-12-14 09:35:16,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:35:16,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 09:35:16,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:16,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 09:35:16,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 09:35:16,966 INFO L87 Difference]: Start difference. First operand 10 states and 12 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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) [2022-12-14 09:35:16,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:16,990 INFO L93 Difference]: Finished difference Result 21 states and 24 transitions. [2022-12-14 09:35:16,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 09:35:16,991 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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 8 [2022-12-14 09:35:16,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:16,991 INFO L225 Difference]: With dead ends: 21 [2022-12-14 09:35:16,991 INFO L226 Difference]: Without dead ends: 16 [2022-12-14 09:35:16,992 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 09:35:16,993 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 17 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:16,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 6 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 09:35:16,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-12-14 09:35:16,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 11. [2022-12-14 09:35:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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) [2022-12-14 09:35:16,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 13 transitions. [2022-12-14 09:35:16,998 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 13 transitions. Word has length 8 [2022-12-14 09:35:16,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:16,998 INFO L495 AbstractCegarLoop]: Abstraction has 11 states and 13 transitions. [2022-12-14 09:35:16,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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) [2022-12-14 09:35:16,998 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2022-12-14 09:35:16,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 09:35:16,999 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:16,999 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:16,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 09:35:16,999 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:17,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:17,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1994057592, now seen corresponding path program 1 times [2022-12-14 09:35:17,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:17,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255524754] [2022-12-14 09:35:17,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:17,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:17,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:35:17,486 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:17,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255524754] [2022-12-14 09:35:17,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255524754] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:17,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1075801147] [2022-12-14 09:35:17,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:17,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:17,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:17,489 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:17,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 09:35:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:17,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 09:35:17,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:17,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2022-12-14 09:35:17,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 09:35:17,715 INFO L350 Elim1Store]: Elim1 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 8 treesize of output 1 [2022-12-14 09:35:17,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-12-14 09:35:17,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 09:35:17,784 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:17,844 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 09:35:17,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 75 treesize of output 60 [2022-12-14 09:35:17,909 INFO L321 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2022-12-14 09:35:17,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 22 [2022-12-14 09:35:17,915 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-12-14 09:35:17,915 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 1 [2022-12-14 09:35:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 09:35:17,926 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1075801147] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:17,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [180495443] [2022-12-14 09:35:17,942 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2022-12-14 09:35:17,942 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:17,945 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:17,949 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:17,949 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:18,026 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:18,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:18,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-12-14 09:35:18,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 108 [2022-12-14 09:35:18,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:18,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:18,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:18,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:18,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:18,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:18,189 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:35:18,226 INFO L321 Elim1Store]: treesize reduction 126, result has 21.7 percent of original size [2022-12-14 09:35:18,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 34 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 382 treesize of output 373 [2022-12-14 09:35:18,398 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:18,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-12-14 09:35:18,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2022-12-14 09:35:18,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:18,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:18,499 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:18,829 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '171#(and (= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~a~0#1.offset|) (<= ~N~0 2147483647) (<= |#NULL.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| (* |ULTIMATE.start_main_~i~0#1| 4))) |ULTIMATE.start_main_#t~mem12#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |#NULL.offset|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (<= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (ite (<= |ULTIMATE.start_main_#t~mem12#1| ~N~0) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:18,829 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:18,829 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:18,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 6] total 16 [2022-12-14 09:35:18,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689645717] [2022-12-14 09:35:18,830 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:18,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-14 09:35:18,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:18,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-14 09:35:18,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2022-12-14 09:35:18,831 INFO L87 Difference]: Start difference. First operand 11 states and 13 transitions. Second operand has 16 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 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) [2022-12-14 09:35:19,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:19,221 INFO L93 Difference]: Finished difference Result 49 states and 58 transitions. [2022-12-14 09:35:19,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-12-14 09:35:19,221 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 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 [2022-12-14 09:35:19,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:19,222 INFO L225 Difference]: With dead ends: 49 [2022-12-14 09:35:19,222 INFO L226 Difference]: Without dead ends: 47 [2022-12-14 09:35:19,223 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 12 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=317, Invalid=1015, Unknown=0, NotChecked=0, Total=1332 [2022-12-14 09:35:19,223 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 99 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:19,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 22 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:35:19,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2022-12-14 09:35:19,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 13. [2022-12-14 09:35:19,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 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) [2022-12-14 09:35:19,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 15 transitions. [2022-12-14 09:35:19,227 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 15 transitions. Word has length 9 [2022-12-14 09:35:19,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:19,227 INFO L495 AbstractCegarLoop]: Abstraction has 13 states and 15 transitions. [2022-12-14 09:35:19,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 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) [2022-12-14 09:35:19,227 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2022-12-14 09:35:19,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 09:35:19,228 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:19,228 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:19,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 09:35:19,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:19,429 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:19,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:19,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1271903322, now seen corresponding path program 1 times [2022-12-14 09:35:19,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:19,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698231628] [2022-12-14 09:35:19,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:19,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 09:35:19,519 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:19,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698231628] [2022-12-14 09:35:19,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698231628] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:19,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1688569959] [2022-12-14 09:35:19,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:19,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:19,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:19,520 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:19,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 09:35:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:19,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 09:35:19,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:19,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 09:35:19,596 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:19,624 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 09:35:19,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1688569959] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:19,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [893131376] [2022-12-14 09:35:19,626 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 09:35:19,627 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:19,627 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:19,627 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:19,627 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:19,685 INFO L321 Elim1Store]: treesize reduction 42, result has 40.0 percent of original size [2022-12-14 09:35:19,685 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 46 [2022-12-14 09:35:19,730 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:19,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:19,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 108 [2022-12-14 09:35:19,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:19,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:19,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:19,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:19,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:19,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:19,853 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:35:19,888 INFO L321 Elim1Store]: treesize reduction 126, result has 21.7 percent of original size [2022-12-14 09:35:19,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 34 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 382 treesize of output 373 [2022-12-14 09:35:20,000 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:20,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-12-14 09:35:20,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2022-12-14 09:35:20,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:20,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:20,103 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:20,316 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '372#(and (<= 0 ~N~0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:20,317 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:20,317 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:20,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2022-12-14 09:35:20,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417040053] [2022-12-14 09:35:20,317 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:20,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-14 09:35:20,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:20,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-14 09:35:20,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2022-12-14 09:35:20,319 INFO L87 Difference]: Start difference. First operand 13 states and 15 transitions. Second operand has 11 states, 11 states have (on average 2.090909090909091) internal successors, (23), 11 states have internal predecessors, (23), 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) [2022-12-14 09:35:20,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:20,357 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2022-12-14 09:35:20,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 09:35:20,357 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.090909090909091) internal successors, (23), 11 states have internal predecessors, (23), 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 [2022-12-14 09:35:20,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:20,357 INFO L225 Difference]: With dead ends: 35 [2022-12-14 09:35:20,357 INFO L226 Difference]: Without dead ends: 21 [2022-12-14 09:35:20,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 19 SyntacticMatches, 8 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-12-14 09:35:20,358 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 8 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:20,359 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 16 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 09:35:20,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2022-12-14 09:35:20,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 15. [2022-12-14 09:35:20,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 14 states have internal predecessors, (17), 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) [2022-12-14 09:35:20,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2022-12-14 09:35:20,362 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 17 transitions. Word has length 12 [2022-12-14 09:35:20,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:20,362 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 17 transitions. [2022-12-14 09:35:20,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.090909090909091) internal successors, (23), 11 states have internal predecessors, (23), 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) [2022-12-14 09:35:20,362 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-14 09:35:20,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 09:35:20,362 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:20,363 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:20,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 09:35:20,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:20,565 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:20,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:20,566 INFO L85 PathProgramCache]: Analyzing trace with hash 565750421, now seen corresponding path program 2 times [2022-12-14 09:35:20,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:20,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081428496] [2022-12-14 09:35:20,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:20,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:21,011 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:35:21,011 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:21,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081428496] [2022-12-14 09:35:21,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081428496] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:21,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [150652479] [2022-12-14 09:35:21,011 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 09:35:21,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:21,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:21,012 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:21,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 09:35:21,062 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-12-14 09:35:21,062 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 09:35:21,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 09:35:21,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:21,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 49 [2022-12-14 09:35:21,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2022-12-14 09:35:21,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 09:35:21,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 09:35:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 09:35:21,218 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:21,281 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 09:35:21,281 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 75 treesize of output 60 [2022-12-14 09:35:21,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 53 [2022-12-14 09:35:21,332 INFO L321 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2022-12-14 09:35:21,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 11 [2022-12-14 09:35:21,338 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-12-14 09:35:21,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2022-12-14 09:35:21,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 09:35:21,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [150652479] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:21,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1129242535] [2022-12-14 09:35:21,361 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 09:35:21,361 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:21,361 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:21,361 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:21,361 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:21,413 INFO L321 Elim1Store]: treesize reduction 42, result has 40.0 percent of original size [2022-12-14 09:35:21,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 46 [2022-12-14 09:35:21,457 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:21,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:21,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 113 [2022-12-14 09:35:21,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:21,598 INFO L321 Elim1Store]: treesize reduction 144, result has 13.3 percent of original size [2022-12-14 09:35:21,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 41 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 13 case distinctions, treesize of input 392 treesize of output 372 [2022-12-14 09:35:21,651 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:21,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:21,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:21,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:21,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:21,738 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:22,023 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '551#(and (<= 0 ~N~0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:22,023 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:22,023 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:22,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 8] total 20 [2022-12-14 09:35:22,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109648357] [2022-12-14 09:35:22,024 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:22,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-12-14 09:35:22,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:22,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-12-14 09:35:22,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=506, Unknown=0, NotChecked=0, Total=600 [2022-12-14 09:35:22,025 INFO L87 Difference]: Start difference. First operand 15 states and 17 transitions. Second operand has 20 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 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) [2022-12-14 09:35:22,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:22,250 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2022-12-14 09:35:22,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-14 09:35:22,251 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 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 14 [2022-12-14 09:35:22,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:22,251 INFO L225 Difference]: With dead ends: 22 [2022-12-14 09:35:22,251 INFO L226 Difference]: Without dead ends: 20 [2022-12-14 09:35:22,252 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=219, Invalid=971, Unknown=0, NotChecked=0, Total=1190 [2022-12-14 09:35:22,253 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 54 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:22,253 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 25 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:35:22,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2022-12-14 09:35:22,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 18. [2022-12-14 09:35:22,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 17 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) [2022-12-14 09:35:22,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 20 transitions. [2022-12-14 09:35:22,257 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 20 transitions. Word has length 14 [2022-12-14 09:35:22,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:22,258 INFO L495 AbstractCegarLoop]: Abstraction has 18 states and 20 transitions. [2022-12-14 09:35:22,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 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) [2022-12-14 09:35:22,258 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2022-12-14 09:35:22,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 09:35:22,258 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:22,258 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:22,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 09:35:22,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:22,459 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:22,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:22,460 INFO L85 PathProgramCache]: Analyzing trace with hash 824271481, now seen corresponding path program 3 times [2022-12-14 09:35:22,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:22,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067302423] [2022-12-14 09:35:22,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:22,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:22,633 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 09:35:22,633 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:22,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067302423] [2022-12-14 09:35:22,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067302423] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:22,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085562950] [2022-12-14 09:35:22,633 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-14 09:35:22,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:22,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:22,635 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:22,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 09:35:22,681 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-14 09:35:22,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 09:35:22,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 09:35:22,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:22,722 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 09:35:22,722 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:22,753 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 09:35:22,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1085562950] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:22,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1216217327] [2022-12-14 09:35:22,755 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 09:35:22,755 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:22,755 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:22,756 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:22,756 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:22,801 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:22,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:22,811 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-12-14 09:35:22,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 108 [2022-12-14 09:35:22,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:22,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:22,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:22,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:22,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:22,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:22,913 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:35:22,945 INFO L321 Elim1Store]: treesize reduction 126, result has 21.7 percent of original size [2022-12-14 09:35:22,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 34 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 382 treesize of output 373 [2022-12-14 09:35:23,023 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:23,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:23,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:23,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:23,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:23,134 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:23,348 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '745#(and (<= 0 ~N~0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:23,348 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:23,348 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:23,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 14 [2022-12-14 09:35:23,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794162502] [2022-12-14 09:35:23,349 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:23,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-14 09:35:23,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:23,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-14 09:35:23,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2022-12-14 09:35:23,350 INFO L87 Difference]: Start difference. First operand 18 states and 20 transitions. Second operand has 14 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 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) [2022-12-14 09:35:23,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:23,411 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2022-12-14 09:35:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 09:35:23,411 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 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 17 [2022-12-14 09:35:23,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:23,412 INFO L225 Difference]: With dead ends: 47 [2022-12-14 09:35:23,412 INFO L226 Difference]: Without dead ends: 26 [2022-12-14 09:35:23,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 30 SyntacticMatches, 11 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=333, Unknown=0, NotChecked=0, Total=420 [2022-12-14 09:35:23,413 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 12 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:23,414 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 26 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 09:35:23,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-12-14 09:35:23,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 20. [2022-12-14 09:35:23,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 19 states have internal predecessors, (22), 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) [2022-12-14 09:35:23,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions. [2022-12-14 09:35:23,419 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 22 transitions. Word has length 17 [2022-12-14 09:35:23,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:23,419 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 22 transitions. [2022-12-14 09:35:23,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 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) [2022-12-14 09:35:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2022-12-14 09:35:23,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 09:35:23,420 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:23,420 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:23,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 09:35:23,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-12-14 09:35:23,622 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:23,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:23,623 INFO L85 PathProgramCache]: Analyzing trace with hash -690807384, now seen corresponding path program 4 times [2022-12-14 09:35:23,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:23,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936017316] [2022-12-14 09:35:23,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:23,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:23,938 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 09:35:23,938 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:23,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936017316] [2022-12-14 09:35:23,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936017316] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:23,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1994346849] [2022-12-14 09:35:23,939 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-12-14 09:35:23,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:23,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:23,940 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:23,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 09:35:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:23,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 09:35:23,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:24,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 61 [2022-12-14 09:35:24,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2022-12-14 09:35:24,068 INFO L350 Elim1Store]: Elim1 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 8 treesize of output 1 [2022-12-14 09:35:24,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 09:35:24,195 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 09:35:24,195 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:24,284 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 09:35:24,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 75 treesize of output 60 [2022-12-14 09:35:24,325 INFO L321 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2022-12-14 09:35:24,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 11 [2022-12-14 09:35:24,330 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-12-14 09:35:24,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2022-12-14 09:35:24,353 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 09:35:24,353 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1994346849] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:24,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1529892119] [2022-12-14 09:35:24,354 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 09:35:24,354 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:24,355 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:24,355 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:24,355 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:24,405 INFO L321 Elim1Store]: treesize reduction 42, result has 40.0 percent of original size [2022-12-14 09:35:24,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 46 [2022-12-14 09:35:24,447 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:24,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:24,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 113 [2022-12-14 09:35:24,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:24,584 INFO L321 Elim1Store]: treesize reduction 144, result has 13.3 percent of original size [2022-12-14 09:35:24,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 41 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 13 case distinctions, treesize of input 392 treesize of output 372 [2022-12-14 09:35:24,631 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:24,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:24,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:24,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:24,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:24,730 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:25,059 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '983#(and (<= 0 ~N~0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:25,059 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:25,059 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:25,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 11] total 21 [2022-12-14 09:35:25,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857530034] [2022-12-14 09:35:25,059 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:25,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-12-14 09:35:25,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:25,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-12-14 09:35:25,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=552, Unknown=0, NotChecked=0, Total=650 [2022-12-14 09:35:25,061 INFO L87 Difference]: Start difference. First operand 20 states and 22 transitions. Second operand has 21 states, 21 states have (on average 1.8095238095238095) internal successors, (38), 21 states have internal predecessors, (38), 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) [2022-12-14 09:35:25,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:25,253 INFO L93 Difference]: Finished difference Result 27 states and 29 transitions. [2022-12-14 09:35:25,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-12-14 09:35:25,254 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.8095238095238095) internal successors, (38), 21 states have internal predecessors, (38), 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 19 [2022-12-14 09:35:25,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:25,254 INFO L225 Difference]: With dead ends: 27 [2022-12-14 09:35:25,254 INFO L226 Difference]: Without dead ends: 25 [2022-12-14 09:35:25,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 29 SyntacticMatches, 13 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=186, Invalid=936, Unknown=0, NotChecked=0, Total=1122 [2022-12-14 09:35:25,256 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 37 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:25,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 25 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:35:25,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-12-14 09:35:25,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2022-12-14 09:35:25,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 22 states have internal predecessors, (25), 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) [2022-12-14 09:35:25,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 25 transitions. [2022-12-14 09:35:25,262 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 25 transitions. Word has length 19 [2022-12-14 09:35:25,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:25,263 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 25 transitions. [2022-12-14 09:35:25,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.8095238095238095) internal successors, (38), 21 states have internal predecessors, (38), 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) [2022-12-14 09:35:25,263 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2022-12-14 09:35:25,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 09:35:25,264 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:25,264 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:25,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 09:35:25,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:25,465 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:25,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:25,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1645654662, now seen corresponding path program 5 times [2022-12-14 09:35:25,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:25,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870956364] [2022-12-14 09:35:25,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:25,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:25,577 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 09:35:25,577 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:25,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870956364] [2022-12-14 09:35:25,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870956364] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:25,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [903191676] [2022-12-14 09:35:25,577 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 09:35:25,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:25,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:25,578 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:25,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 09:35:25,669 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-12-14 09:35:25,670 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 09:35:25,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 09:35:25,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:25,731 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 09:35:25,731 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:25,776 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 09:35:25,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [903191676] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:25,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1979540206] [2022-12-14 09:35:25,778 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 09:35:25,778 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:25,778 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:25,778 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:25,779 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:25,822 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:25,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:25,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-12-14 09:35:25,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 113 [2022-12-14 09:35:25,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:25,951 INFO L321 Elim1Store]: treesize reduction 144, result has 13.3 percent of original size [2022-12-14 09:35:25,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 41 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 13 case distinctions, treesize of input 392 treesize of output 372 [2022-12-14 09:35:25,998 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:26,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:26,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:26,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:26,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:26,108 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:26,408 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1222#(and (<= 0 ~N~0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:26,408 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:26,408 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:26,408 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 17 [2022-12-14 09:35:26,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314999658] [2022-12-14 09:35:26,408 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:26,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-12-14 09:35:26,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:26,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-12-14 09:35:26,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=372, Unknown=0, NotChecked=0, Total=462 [2022-12-14 09:35:26,410 INFO L87 Difference]: Start difference. First operand 23 states and 25 transitions. Second operand has 17 states, 17 states have (on average 2.176470588235294) internal successors, (37), 17 states have internal predecessors, (37), 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) [2022-12-14 09:35:26,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:26,488 INFO L93 Difference]: Finished difference Result 59 states and 65 transitions. [2022-12-14 09:35:26,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 09:35:26,488 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.176470588235294) internal successors, (37), 17 states have internal predecessors, (37), 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 22 [2022-12-14 09:35:26,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:26,488 INFO L225 Difference]: With dead ends: 59 [2022-12-14 09:35:26,488 INFO L226 Difference]: Without dead ends: 31 [2022-12-14 09:35:26,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 39 SyntacticMatches, 16 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 364 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=123, Invalid=477, Unknown=0, NotChecked=0, Total=600 [2022-12-14 09:35:26,489 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 22 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:26,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 31 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 09:35:26,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-12-14 09:35:26,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 25. [2022-12-14 09:35:26,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.125) internal successors, (27), 24 states have internal predecessors, (27), 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) [2022-12-14 09:35:26,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2022-12-14 09:35:26,496 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 22 [2022-12-14 09:35:26,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:26,496 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2022-12-14 09:35:26,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.176470588235294) internal successors, (37), 17 states have internal predecessors, (37), 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) [2022-12-14 09:35:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2022-12-14 09:35:26,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 09:35:26,497 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:26,497 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:26,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-14 09:35:26,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-12-14 09:35:26,698 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:26,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:26,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1825974901, now seen corresponding path program 6 times [2022-12-14 09:35:26,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:26,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789323401] [2022-12-14 09:35:26,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:26,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:35:27,126 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:27,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789323401] [2022-12-14 09:35:27,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789323401] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:27,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850706352] [2022-12-14 09:35:27,126 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-14 09:35:27,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:27,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:27,127 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:27,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-14 09:35:27,168 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-14 09:35:27,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 09:35:27,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 09:35:27,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:27,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 49 [2022-12-14 09:35:27,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2022-12-14 09:35:27,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 09:35:27,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-12-14 09:35:27,363 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 09:35:27,363 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:27,485 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 09:35:27,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 75 treesize of output 60 [2022-12-14 09:35:27,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 55 [2022-12-14 09:35:27,523 INFO L321 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2022-12-14 09:35:27,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 14 [2022-12-14 09:35:27,527 WARN L207 Elim1Store]: Array PQE input equivalent to true [2022-12-14 09:35:27,542 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 09:35:27,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [850706352] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:27,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [48207558] [2022-12-14 09:35:27,544 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 09:35:27,544 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:27,544 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:27,544 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:27,545 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:27,596 INFO L321 Elim1Store]: treesize reduction 42, result has 40.0 percent of original size [2022-12-14 09:35:27,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 46 [2022-12-14 09:35:27,641 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:27,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:27,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 113 [2022-12-14 09:35:27,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:27,759 INFO L321 Elim1Store]: treesize reduction 144, result has 13.3 percent of original size [2022-12-14 09:35:27,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 41 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 13 case distinctions, treesize of input 392 treesize of output 372 [2022-12-14 09:35:27,811 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:27,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2022-12-14 09:35:27,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-12-14 09:35:27,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:27,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:27,896 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:28,229 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1530#(and (<= 0 ~N~0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:28,229 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:28,229 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:28,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 13] total 33 [2022-12-14 09:35:28,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011727199] [2022-12-14 09:35:28,230 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:28,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-12-14 09:35:28,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:28,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-12-14 09:35:28,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1258, Unknown=0, NotChecked=0, Total=1406 [2022-12-14 09:35:28,231 INFO L87 Difference]: Start difference. First operand 25 states and 27 transitions. Second operand has 33 states, 33 states have (on average 1.6363636363636365) internal successors, (54), 33 states have internal predecessors, (54), 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) [2022-12-14 09:35:28,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:28,764 INFO L93 Difference]: Finished difference Result 32 states and 34 transitions. [2022-12-14 09:35:28,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-12-14 09:35:28,765 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.6363636363636365) internal successors, (54), 33 states have internal predecessors, (54), 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 24 [2022-12-14 09:35:28,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:28,765 INFO L225 Difference]: With dead ends: 32 [2022-12-14 09:35:28,765 INFO L226 Difference]: Without dead ends: 30 [2022-12-14 09:35:28,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 40 SyntacticMatches, 11 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1414 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=434, Invalid=3106, Unknown=0, NotChecked=0, Total=3540 [2022-12-14 09:35:28,766 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 68 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:28,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 62 Invalid, 459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 09:35:28,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-12-14 09:35:28,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2022-12-14 09:35:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 27 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) [2022-12-14 09:35:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2022-12-14 09:35:28,771 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 24 [2022-12-14 09:35:28,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:28,771 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2022-12-14 09:35:28,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 1.6363636363636365) internal successors, (54), 33 states have internal predecessors, (54), 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) [2022-12-14 09:35:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2022-12-14 09:35:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 09:35:28,771 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:28,771 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:28,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-14 09:35:28,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:28,973 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:28,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:28,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1862620825, now seen corresponding path program 7 times [2022-12-14 09:35:28,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:28,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77629031] [2022-12-14 09:35:28,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:28,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:29,104 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 09:35:29,104 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:29,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77629031] [2022-12-14 09:35:29,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77629031] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:29,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029788867] [2022-12-14 09:35:29,105 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-12-14 09:35:29,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:29,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:29,106 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:29,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-14 09:35:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:29,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 09:35:29,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:29,251 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 09:35:29,251 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 09:35:29,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029788867] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:29,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1420795275] [2022-12-14 09:35:29,319 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 09:35:29,319 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:29,319 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:29,319 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:29,319 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:29,370 INFO L321 Elim1Store]: treesize reduction 42, result has 40.0 percent of original size [2022-12-14 09:35:29,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 46 [2022-12-14 09:35:29,412 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:29,412 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:29,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 108 [2022-12-14 09:35:29,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:29,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:29,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:29,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:29,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:29,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:29,499 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:35:29,531 INFO L321 Elim1Store]: treesize reduction 126, result has 21.7 percent of original size [2022-12-14 09:35:29,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 34 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 382 treesize of output 373 [2022-12-14 09:35:29,623 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:29,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-12-14 09:35:29,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2022-12-14 09:35:29,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:29,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:29,703 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:29,995 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1846#(and (<= 0 ~N~0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:29,995 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:29,995 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:29,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 20 [2022-12-14 09:35:29,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110571577] [2022-12-14 09:35:29,996 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:29,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-12-14 09:35:29,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:29,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-12-14 09:35:29,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=484, Unknown=0, NotChecked=0, Total=600 [2022-12-14 09:35:29,996 INFO L87 Difference]: Start difference. First operand 28 states and 30 transitions. Second operand has 20 states, 20 states have (on average 2.2) internal successors, (44), 20 states have internal predecessors, (44), 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) [2022-12-14 09:35:30,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:30,099 INFO L93 Difference]: Finished difference Result 71 states and 77 transitions. [2022-12-14 09:35:30,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-14 09:35:30,099 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 2.2) internal successors, (44), 20 states have internal predecessors, (44), 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 27 [2022-12-14 09:35:30,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:30,100 INFO L225 Difference]: With dead ends: 71 [2022-12-14 09:35:30,100 INFO L226 Difference]: Without dead ends: 36 [2022-12-14 09:35:30,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 49 SyntacticMatches, 20 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 524 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=166, Invalid=646, Unknown=0, NotChecked=0, Total=812 [2022-12-14 09:35:30,101 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 32 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:30,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 51 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:35:30,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-12-14 09:35:30,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 30. [2022-12-14 09:35:30,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 29 states have (on average 1.103448275862069) internal successors, (32), 29 states have internal predecessors, (32), 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) [2022-12-14 09:35:30,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2022-12-14 09:35:30,108 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 27 [2022-12-14 09:35:30,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:30,108 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2022-12-14 09:35:30,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 2.2) internal successors, (44), 20 states have internal predecessors, (44), 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) [2022-12-14 09:35:30,108 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2022-12-14 09:35:30,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 09:35:30,108 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:30,108 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:30,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-12-14 09:35:30,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-14 09:35:30,310 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:30,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:30,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1760950984, now seen corresponding path program 8 times [2022-12-14 09:35:30,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:30,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366902696] [2022-12-14 09:35:30,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:30,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:30,843 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:35:30,843 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:30,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366902696] [2022-12-14 09:35:30,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366902696] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:30,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439912232] [2022-12-14 09:35:30,844 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 09:35:30,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:30,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:30,845 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:30,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-12-14 09:35:30,986 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2022-12-14 09:35:30,986 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 09:35:30,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 45 conjunts are in the unsatisfiable core [2022-12-14 09:35:30,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:31,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 53 [2022-12-14 09:35:31,135 INFO L350 Elim1Store]: Elim1 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 8 treesize of output 1 [2022-12-14 09:35:31,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 09:35:31,614 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:35:31,616 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 09:35:31,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 10 [2022-12-14 09:35:31,639 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 41 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 09:35:31,639 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:31,776 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 09:35:31,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 75 treesize of output 60 [2022-12-14 09:35:31,810 INFO L321 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2022-12-14 09:35:31,811 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 48 [2022-12-14 09:35:31,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2022-12-14 09:35:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 09:35:31,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439912232] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:31,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1702736933] [2022-12-14 09:35:31,892 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 09:35:31,892 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:31,892 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:31,892 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:31,892 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:31,945 INFO L321 Elim1Store]: treesize reduction 42, result has 40.0 percent of original size [2022-12-14 09:35:31,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 46 [2022-12-14 09:35:31,985 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:31,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:32,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 113 [2022-12-14 09:35:32,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:32,092 INFO L321 Elim1Store]: treesize reduction 144, result has 13.3 percent of original size [2022-12-14 09:35:32,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 41 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 13 case distinctions, treesize of input 392 treesize of output 372 [2022-12-14 09:35:32,137 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:32,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2022-12-14 09:35:32,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-12-14 09:35:32,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:32,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:32,217 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:32,816 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2218#(and (<= 0 ~N~0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:32,816 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:32,816 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:32,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 17, 17] total 39 [2022-12-14 09:35:32,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625050474] [2022-12-14 09:35:32,816 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:32,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2022-12-14 09:35:32,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:32,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2022-12-14 09:35:32,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=1673, Unknown=0, NotChecked=0, Total=1892 [2022-12-14 09:35:32,817 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand has 39 states, 39 states have (on average 1.6153846153846154) internal successors, (63), 39 states have internal predecessors, (63), 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) [2022-12-14 09:35:34,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:34,457 INFO L93 Difference]: Finished difference Result 93 states and 99 transitions. [2022-12-14 09:35:34,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-12-14 09:35:34,458 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 1.6153846153846154) internal successors, (63), 39 states have internal predecessors, (63), 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 29 [2022-12-14 09:35:34,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:34,458 INFO L225 Difference]: With dead ends: 93 [2022-12-14 09:35:34,459 INFO L226 Difference]: Without dead ends: 91 [2022-12-14 09:35:34,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 48 SyntacticMatches, 15 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2906 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1121, Invalid=7621, Unknown=0, NotChecked=0, Total=8742 [2022-12-14 09:35:34,463 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 214 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:34,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 148 Invalid, 690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 09:35:34,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2022-12-14 09:35:34,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 41. [2022-12-14 09:35:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 40 states have (on average 1.15) internal successors, (46), 40 states have internal predecessors, (46), 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) [2022-12-14 09:35:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 46 transitions. [2022-12-14 09:35:34,473 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 46 transitions. Word has length 29 [2022-12-14 09:35:34,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:34,473 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 46 transitions. [2022-12-14 09:35:34,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.6153846153846154) internal successors, (63), 39 states have internal predecessors, (63), 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) [2022-12-14 09:35:34,473 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-12-14 09:35:34,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 09:35:34,474 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:34,474 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 4, 4, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:34,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-12-14 09:35:34,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:34,675 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:34,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:34,675 INFO L85 PathProgramCache]: Analyzing trace with hash -982079431, now seen corresponding path program 9 times [2022-12-14 09:35:34,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:34,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596349558] [2022-12-14 09:35:34,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:34,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:35:35,494 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:35,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596349558] [2022-12-14 09:35:35,494 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596349558] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:35,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622170084] [2022-12-14 09:35:35,495 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-14 09:35:35,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:35,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:35,496 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:35,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-12-14 09:35:35,555 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-14 09:35:35,555 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 09:35:35,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 09:35:35,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:35,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 53 [2022-12-14 09:35:35,606 INFO L350 Elim1Store]: Elim1 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 8 treesize of output 1 [2022-12-14 09:35:35,613 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 09:35:35,662 INFO L321 Elim1Store]: treesize reduction 68, result has 25.3 percent of original size [2022-12-14 09:35:35,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 75 [2022-12-14 09:35:35,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2022-12-14 09:35:35,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2022-12-14 09:35:35,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2022-12-14 09:35:35,894 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 09:35:35,894 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:36,118 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 09:35:36,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 75 treesize of output 60 [2022-12-14 09:35:36,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 85 [2022-12-14 09:35:36,161 INFO L321 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2022-12-14 09:35:36,162 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 96 [2022-12-14 09:35:36,191 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 09:35:36,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622170084] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:36,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1135459136] [2022-12-14 09:35:36,192 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 09:35:36,192 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:36,193 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:36,193 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:36,193 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:36,236 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:36,236 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:36,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-12-14 09:35:36,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 108 [2022-12-14 09:35:36,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:36,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:36,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:36,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:36,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:36,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:36,324 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:35:36,346 INFO L321 Elim1Store]: treesize reduction 126, result has 21.7 percent of original size [2022-12-14 09:35:36,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 34 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 382 treesize of output 373 [2022-12-14 09:35:36,430 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:36,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:36,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:36,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:36,468 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:36,520 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:37,096 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2738#(and (<= 0 ~N~0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:37,097 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:37,097 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:37,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 16, 16] total 34 [2022-12-14 09:35:37,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835496784] [2022-12-14 09:35:37,097 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:37,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-12-14 09:35:37,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:37,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-12-14 09:35:37,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=1317, Unknown=0, NotChecked=0, Total=1482 [2022-12-14 09:35:37,099 INFO L87 Difference]: Start difference. First operand 41 states and 46 transitions. Second operand has 34 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 34 states have internal predecessors, (61), 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) [2022-12-14 09:35:38,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:38,019 INFO L93 Difference]: Finished difference Result 76 states and 82 transitions. [2022-12-14 09:35:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-12-14 09:35:38,020 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 34 states have internal predecessors, (61), 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 31 [2022-12-14 09:35:38,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:38,021 INFO L225 Difference]: With dead ends: 76 [2022-12-14 09:35:38,021 INFO L226 Difference]: Without dead ends: 74 [2022-12-14 09:35:38,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 59 SyntacticMatches, 17 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 1445 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=579, Invalid=4251, Unknown=0, NotChecked=0, Total=4830 [2022-12-14 09:35:38,022 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 81 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 833 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 833 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:38,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 125 Invalid, 860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 833 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 09:35:38,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2022-12-14 09:35:38,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 33. [2022-12-14 09:35:38,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.09375) internal successors, (35), 32 states have internal predecessors, (35), 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) [2022-12-14 09:35:38,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 35 transitions. [2022-12-14 09:35:38,037 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 35 transitions. Word has length 31 [2022-12-14 09:35:38,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:38,037 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 35 transitions. [2022-12-14 09:35:38,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 34 states have internal predecessors, (61), 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) [2022-12-14 09:35:38,038 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2022-12-14 09:35:38,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 09:35:38,038 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:38,038 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:38,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-12-14 09:35:38,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-12-14 09:35:38,239 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:38,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:38,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1765359974, now seen corresponding path program 10 times [2022-12-14 09:35:38,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:38,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981074144] [2022-12-14 09:35:38,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:38,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:38,405 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 27 proven. 28 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 09:35:38,405 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:38,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981074144] [2022-12-14 09:35:38,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981074144] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:38,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952166007] [2022-12-14 09:35:38,406 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-12-14 09:35:38,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:38,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:38,407 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:38,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-12-14 09:35:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:38,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 09:35:38,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:38,580 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 09:35:38,581 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:35:38,649 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 09:35:38,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [952166007] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:35:38,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [32250458] [2022-12-14 09:35:38,651 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 09:35:38,651 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:35:38,651 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:35:38,651 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:35:38,651 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:35:38,693 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 09:35:38,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 09:35:38,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-12-14 09:35:38,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 113 [2022-12-14 09:35:38,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:38,810 INFO L321 Elim1Store]: treesize reduction 144, result has 13.3 percent of original size [2022-12-14 09:35:38,811 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 41 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 13 case distinctions, treesize of input 392 treesize of output 372 [2022-12-14 09:35:38,852 INFO L350 Elim1Store]: Elim1 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 16 treesize of output 12 [2022-12-14 09:35:38,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:38,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:38,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2022-12-14 09:35:38,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2022-12-14 09:35:38,929 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:35:39,239 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3180#(and (<= 0 ~N~0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 09:35:39,239 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 09:35:39,239 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 09:35:39,239 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 23 [2022-12-14 09:35:39,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840216160] [2022-12-14 09:35:39,239 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 09:35:39,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-12-14 09:35:39,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:35:39,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-12-14 09:35:39,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=610, Unknown=0, NotChecked=0, Total=756 [2022-12-14 09:35:39,241 INFO L87 Difference]: Start difference. First operand 33 states and 35 transitions. Second operand has 23 states, 23 states have (on average 2.217391304347826) internal successors, (51), 23 states have internal predecessors, (51), 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) [2022-12-14 09:35:39,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:35:39,348 INFO L93 Difference]: Finished difference Result 83 states and 89 transitions. [2022-12-14 09:35:39,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-14 09:35:39,348 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.217391304347826) internal successors, (51), 23 states have internal predecessors, (51), 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 32 [2022-12-14 09:35:39,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:35:39,349 INFO L225 Difference]: With dead ends: 83 [2022-12-14 09:35:39,349 INFO L226 Difference]: Without dead ends: 41 [2022-12-14 09:35:39,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 59 SyntacticMatches, 24 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 711 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=216, Invalid=840, Unknown=0, NotChecked=0, Total=1056 [2022-12-14 09:35:39,349 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 50 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:35:39,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 54 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:35:39,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2022-12-14 09:35:39,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 35. [2022-12-14 09:35:39,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.088235294117647) internal successors, (37), 34 states have internal predecessors, (37), 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) [2022-12-14 09:35:39,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2022-12-14 09:35:39,359 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 32 [2022-12-14 09:35:39,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:35:39,359 INFO L495 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2022-12-14 09:35:39,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 2.217391304347826) internal successors, (51), 23 states have internal predecessors, (51), 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) [2022-12-14 09:35:39,359 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2022-12-14 09:35:39,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 09:35:39,360 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:35:39,360 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 1, 1, 1, 1, 1, 1] [2022-12-14 09:35:39,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-12-14 09:35:39,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-12-14 09:35:39,561 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:35:39,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:35:39,562 INFO L85 PathProgramCache]: Analyzing trace with hash 194040405, now seen corresponding path program 11 times [2022-12-14 09:35:39,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:35:39,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585640847] [2022-12-14 09:35:39,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:35:39,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:35:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:35:40,111 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:35:40,112 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:35:40,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585640847] [2022-12-14 09:35:40,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585640847] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 09:35:40,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1025279728] [2022-12-14 09:35:40,112 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 09:35:40,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:35:40,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:35:40,113 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:35:40,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d75b39-9fe2-4ec7-bc3a-eb3b47d8bc97/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-12-14 09:35:40,576 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2022-12-14 09:35:40,576 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 09:35:40,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 64 conjunts are in the unsatisfiable core [2022-12-14 09:35:40,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:35:40,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 49 [2022-12-14 09:35:40,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2022-12-14 09:35:40,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 09:35:40,732 INFO L321 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2022-12-14 09:35:40,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 104 [2022-12-14 09:35:40,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 13 [2022-12-14 09:35:40,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 09:35:40,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 36 [2022-12-14 09:35:40,830 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:35:40,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 25 [2022-12-14 09:35:40,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 3 [2022-12-14 09:35:40,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:35:40,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 22 [2022-12-14 09:35:40,965 INFO L321 Elim1Store]: treesize reduction 58, result has 30.1 percent of original size [2022-12-14 09:35:40,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 144 treesize of output 129 [2022-12-14 09:35:40,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 49 [2022-12-14 09:35:40,990 INFO L321 Elim1Store]: treesize reduction 11, result has 47.6 percent of original size [2022-12-14 09:35:40,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 41 [2022-12-14 09:35:41,026 INFO L321 Elim1Store]: treesize reduction 11, result has 47.6 percent of original size [2022-12-14 09:35:41,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 103 treesize of output 65 [2022-12-14 09:35:43,568 INFO L321 Elim1Store]: treesize reduction 66, result has 87.2 percent of original size [2022-12-14 09:35:43,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 237 treesize of output 557 [2022-12-14 09:35:55,356 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:35:55,467 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:35:55,610 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:35:56,213 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2022-12-14 09:35:56,918 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:35:57,790 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:35:58,784 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:00,501 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:02,108 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:02,929 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:03,879 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:36:04,718 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:05,624 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:06,062 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:06,551 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:07,654 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:08,909 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:09,542 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:10,230 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:10,876 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:11,599 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:12,136 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:12,703 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:13,705 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:14,740 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:36:15,674 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:16,699 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:17,267 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:36:17,849 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:36:18,573 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:36:19,220 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:19,951 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:20,631 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:36:21,159 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:21,882 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:22,643 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2022-12-14 09:36:23,489 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:24,613 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:25,847 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:26,914 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:27,952 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:28,452 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:29,044 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:29,562 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:30,222 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:36:30,846 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:31,490 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:32,181 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:33,045 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:33,614 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:34,411 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:35,767 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:36,572 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:37,415 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:37,738 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:38,028 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:38,719 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:39,191 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:36:39,985 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:40,330 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:40,929 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:41,540 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:42,566 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:43,235 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:43,657 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:44,549 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:45,555 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2022-12-14 09:36:46,198 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2022-12-14 09:36:46,893 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:47,669 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:48,753 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:49,485 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:50,326 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:50,798 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:51,384 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:51,962 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:52,435 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:52,920 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:53,639 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:54,279 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:36:54,944 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:55,759 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:56,387 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:57,049 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:57,517 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:36:58,000 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:36:58,524 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:59,188 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:36:59,781 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:00,357 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:00,769 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:01,201 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:01,630 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:02,325 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:02,963 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:03,553 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:03,983 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:37:04,384 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:04,910 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:05,728 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:06,418 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:07,150 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:07,647 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:08,169 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:37:08,711 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:09,677 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:10,615 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:11,766 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:13,235 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:14,449 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:15,650 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:16,641 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:17,589 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:37:18,451 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:19,464 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:20,564 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:21,692 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:22,304 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:37:22,854 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:23,472 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:37:23,953 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:37:24,989 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:26,305 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:27,497 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:29,497 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:31,078 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:31,924 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:32,769 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:33,205 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:37:34,011 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:34,458 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:35,048 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:35,706 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:36,928 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:37:38,684 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:37:40,254 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:43,068 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:43,970 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:44,896 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:46,644 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:47,596 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:48,173 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:48,836 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:50,428 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:51,157 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:51,973 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:52,722 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:53,330 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:54,477 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:37:55,240 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:55,591 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:55,951 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:56,461 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:57,392 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:37:57,924 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:58,321 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:37:58,719 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:37:59,505 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:00,069 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:01,020 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:01,605 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:38:02,352 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:38:03,035 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:04,128 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:05,316 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:05,996 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:06,715 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:07,606 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:08,040 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:08,690 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:09,337 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:09,873 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:10,490 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:10,887 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:11,357 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:11,841 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:12,359 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:13,296 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:13,894 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:14,569 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:15,263 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:16,036 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:16,735 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:17,493 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:18,027 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:18,505 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:18,983 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:19,609 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:20,232 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:20,807 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:21,234 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:21,691 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:22,317 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:22,743 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:22,997 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:23,298 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:23,749 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:24,002 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:24,263 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:25,777 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:26,528 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:27,301 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:28,380 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:28,957 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:29,911 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:30,089 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:30,283 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:30,507 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:30,930 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:31,167 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:32,339 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:32,957 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:33,599 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:34,107 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:34,606 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:36,391 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:36,649 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:37,095 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:37,770 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:38,380 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:39,037 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:40,017 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:40,543 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:40,750 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:41,142 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:41,425 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:41,672 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:41,915 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:42,471 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:43,016 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:43,556 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:44,279 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:45,023 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:45,846 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:45,987 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:46,116 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:46,881 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:38:47,648 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:48,177 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:48,771 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:49,538 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:50,332 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:51,027 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:52,020 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:38:53,248 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:54,585 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:55,689 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:57,120 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:38:57,864 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:58,634 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:38:59,303 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:38:59,942 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:00,397 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:01,021 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:01,747 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:02,010 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:02,276 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:02,949 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:03,728 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:04,105 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:04,538 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:05,844 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:07,077 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:07,757 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:39:08,439 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:08,693 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:09,080 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:09,324 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:09,584 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:10,236 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:10,997 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:11,896 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:39:12,793 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:13,041 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:13,326 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:39:14,056 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:14,708 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:15,391 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:16,183 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:16,881 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:39:17,643 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:39:18,327 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:39:19,218 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:19,346 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:20,124 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:20,949 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:21,390 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:21,743 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:22,084 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:22,583 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:39:22,771 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:23,230 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:23,745 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:23,975 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:24,051 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:24,219 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:24,430 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:25,242 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:25,696 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:25,983 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:26,241 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:26,455 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:27,138 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:27,991 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:29,031 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:29,751 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:30,699 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:31,475 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:32,194 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:33,103 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:33,822 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:34,677 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:39:35,465 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:36,097 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:36,792 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:39:37,647 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:37,912 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:38,184 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:38,982 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:39,938 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:40,544 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:41,406 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:42,473 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:42,957 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:45,379 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:46,052 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:47,261 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:48,173 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:48,905 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:49,157 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:50,004 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:50,721 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:50,938 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:52,071 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:52,584 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:52,826 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:53,369 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:54,628 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:55,506 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:56,527 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:57,397 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:58,173 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:39:59,056 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:39:59,699 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:00,487 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:01,270 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:02,240 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:02,833 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:03,077 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:03,350 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:03,625 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:04,148 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:04,357 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:05,037 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:05,909 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:06,721 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:07,327 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:08,081 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:10,645 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:11,502 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:12,683 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:13,518 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:13,792 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:14,748 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:14,985 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:15,764 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:16,551 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:16,830 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:17,652 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:18,542 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:19,529 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:20,230 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:20,961 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:22,026 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:22,852 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:23,749 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:40:24,485 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:40:25,252 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:26,282 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:27,204 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:27,949 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:28,661 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:29,132 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:29,659 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:30,348 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:31,202 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:31,766 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:32,454 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:33,267 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:34,140 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:35,017 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:36,496 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:37,258 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:38,362 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:40:39,364 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:40,827 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:42,458 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:40:43,426 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:40:44,453 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:45,948 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:40:47,594 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:48,599 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:49,495 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:50,452 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:40:51,315 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:40:52,357 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:53,219 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:54,094 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:55,450 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:40:56,372 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:40:57,503 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:40:59,265 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:01,330 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:01,689 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:02,037 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:02,695 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:03,190 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:03,959 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:41:05,112 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:07,048 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:09,238 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:10,310 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:11,597 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:13,507 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:15,358 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:16,323 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:17,183 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:18,172 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:19,043 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:19,386 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:19,653 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:20,269 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:21,240 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:22,094 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:22,979 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:23,983 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:24,907 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:26,001 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:26,919 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:28,152 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:28,431 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:29,481 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:30,123 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:30,932 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:31,744 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:32,069 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:32,964 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:33,684 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:33,910 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:34,451 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:34,654 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:35,262 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:36,393 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:37,337 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:37,711 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:37,943 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:38,693 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:39,553 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:40,452 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:40,733 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:41,591 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:42,352 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:42,582 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:43,513 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:44,137 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:44,730 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:45,211 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:45,913 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:46,797 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:47,501 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:48,427 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:49,202 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:49,987 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:41:50,663 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:51,175 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:51,710 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:52,694 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:53,811 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:54,658 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:41:55,465 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:56,048 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:41:56,686 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:41:57,490 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:58,521 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:41:59,336 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:41:59,987 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:42:00,702 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:42:01,818 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:02,703 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:04,110 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:05,075 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:05,458 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:06,505 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:42:08,545 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:42:10,747 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:11,488 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:12,128 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:13,821 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:15,413 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:16,855 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:17,344 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:18,830 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:20,465 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:22,561 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:23,390 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:26,044 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:42:26,973 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:28,099 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:42:29,141 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:30,071 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:31,303 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:32,201 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:42:33,688 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:42:35,576 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:42:37,091 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:42:38,379 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:42:39,731 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:41,418 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:42,214 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:43,183 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:44,179 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:45,756 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:46,463 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:42:48,270 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:42:49,598 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:51,567 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:53,220 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:54,201 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:55,796 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:56,027 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:56,790 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:42:58,802 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:42:59,439 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:00,348 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:02,896 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:04,143 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:04,916 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:06,451 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:07,144 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:07,839 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:43:08,448 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:43:09,136 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:10,640 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:11,757 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:12,274 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:13,933 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:14,433 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:16,041 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:17,687 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:22,878 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:23,154 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:23,458 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:25,162 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:25,913 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:28,424 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:29,040 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:30,855 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:43:32,199 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:43:33,527 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:36,542 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:38,208 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:38,988 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:39,774 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:41,084 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:42,323 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:46,339 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:47,021 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:47,744 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:49,426 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:51,234 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:43:53,598 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:54,683 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:43:59,126 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:00,591 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:02,077 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:03,599 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:04,245 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:04,893 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:05,555 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:06,287 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:07,278 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:44:08,258 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:44:09,207 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:10,409 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:11,303 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:12,093 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:13,409 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:14,099 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:14,814 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:44:15,404 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:16,692 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:44:17,307 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:44:18,150 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:19,666 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:44:20,240 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:44:20,847 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:44:22,333 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:44:23,150 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:44:23,302 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:23,717 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:23,906 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:26,633 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:29,879 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:31,785 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:32,673 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:34,827 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:36,582 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:45,553 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:47,722 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:49,561 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:50,225 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:50,831 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:51,631 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:52,185 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:53,514 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:44:54,489 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:44:55,263 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:56,420 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:57,491 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:58,230 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:44:59,119 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:44:59,508 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:00,611 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:02,101 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:03,180 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:05,500 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:06,408 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:12,181 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:13,169 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:23,752 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:24,723 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:28,668 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:30,121 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:33,045 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:35,432 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:36,458 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:37,427 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:38,563 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:40,221 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:41,774 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:42,655 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:43,765 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:44,500 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:45,174 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:46,211 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:45:46,891 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:45:47,915 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:48,893 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:49,768 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:50,549 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:45:51,926 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:52,506 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:53,115 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:45:54,035 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:55,370 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:45:56,298 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:45:56,982 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:45:58,790 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:45:59,449 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:46:00,477 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:46:01,973 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:46:03,134 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:03,328 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:03,587 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:04,347 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:06,724 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:07,701 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:08,474 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:12,099 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:13,836 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:14,679 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:16,720 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:17,381 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:18,095 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:46:19,037 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:46:19,793 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:21,353 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:22,840 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:23,638 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:26,145 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:26,967 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:28,168 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:32,580 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:33,850 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:38,889 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:40,697 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:43,825 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:46,335 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:47,402 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:48,452 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:49,711 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:50,732 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:51,250 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:51,465 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:51,680 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:52,593 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:53,340 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:54,124 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:54,783 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:46:56,158 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:46:57,178 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:46:58,031 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:46:59,411 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:00,660 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:01,592 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:02,861 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:03,267 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:04,316 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:05,698 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:06,709 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:09,419 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:10,436 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:11,524 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:11,653 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:12,032 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:13,197 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:14,411 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:14,643 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:14,803 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:15,510 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:15,815 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:47:16,112 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:16,784 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:17,094 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:17,838 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:18,209 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:18,920 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:19,263 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:20,083 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:20,552 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:47:21,031 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:21,356 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:21,974 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:22,244 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:22,543 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:23,251 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:24,088 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:24,608 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:24,910 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:25,916 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:27,144 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:28,550 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:29,524 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:30,668 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:34,735 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:36,154 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:38,113 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:39,632 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:40,045 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:41,420 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:41,768 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:42,885 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:43,995 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:44,381 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:45,494 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:46,711 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:47:48,067 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:49,203 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:50,201 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:51,687 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:52,873 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:54,060 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:47:55,023 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:47:55,993 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:57,219 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:47:58,248 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:59,216 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:47:59,985 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:00,590 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:01,187 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:48:01,960 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:02,966 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:03,792 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:04,646 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:05,666 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:48:06,955 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:07,987 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:48:09,721 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:48:10,573 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:48:11,748 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:48:12,627 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:13,782 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:14,959 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:48:15,402 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:16,441 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:17,758 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:18,208 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:19,109 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:48:19,389 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:20,259 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:21,636 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:23,040 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:23,561 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:48:23,907 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:25,019 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:26,268 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:48:27,524 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:27,932 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:48:29,207 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:30,398 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:30,752 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:32,026 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:32,603 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:33,468 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:34,230 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:48:35,353 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:36,644 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:48:37,561 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:38,871 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:39,900 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:40,969 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:48:41,896 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:42,595 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:43,374 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:48:44,614 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:46,258 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:48:47,520 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:48:48,766 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:49,623 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:50,508 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:48:51,456 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:48:52,687 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:48:53,672 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:48:54,443 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:48:55,201 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:56,431 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:48:57,901 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:48:59,243 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:00,870 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:49:02,436 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:03,609 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:04,975 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:49:06,092 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:07,538 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:08,929 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:10,437 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:11,462 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:49:12,760 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:13,915 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:15,235 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:15,670 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:49:16,046 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:49:16,532 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:49:16,929 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:18,317 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:49:19,526 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:20,960 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:22,162 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:49:23,521 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:25,375 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:49:25,570 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-12-14 09:49:25,916 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:49:27,590 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2022-12-14 09:49:29,397 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:31,542 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:49:33,984 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:35,084 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:36,381 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:37,717 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:49:39,153 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:41,409 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:43,924 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:45,032 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:49:46,304 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:47,687 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-12-14 09:49:48,889 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2022-12-14 09:49:50,010 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:51,334 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2022-12-14 09:49:53,010 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:49:54,434 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:55,634 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2022-12-14 09:49:57,023 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2022-12-14 09:49:58,344 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts.