./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/invert_string-3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/loops/invert_string-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG --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 ca98535e808a51f7cfa7d21c9d33f259821212a6554e27f29c2bddd9197c0249 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:35:18,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:35:18,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:35:18,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:35:18,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:35:18,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:35:18,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:35:18,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:35:18,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:35:18,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:35:18,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:35:18,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:35:18,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:35:18,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:35:18,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:35:18,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:35:18,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:35:18,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:35:18,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:35:18,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:35:18,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:35:18,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:35:18,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:35:18,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:35:18,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:35:18,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:35:18,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:35:18,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:35:18,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:35:18,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:35:18,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:35:18,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:35:18,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:35:18,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:35:18,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:35:18,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:35:18,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:35:18,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:35:18,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:35:18,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:35:18,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:35:18,964 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 04:35:19,009 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:35:19,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:35:19,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:35:19,012 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:35:19,012 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:35:19,012 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:35:19,012 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:35:19,013 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:35:19,013 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:35:19,013 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:35:19,020 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:35:19,021 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:35:19,021 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:35:19,021 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:35:19,022 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:35:19,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:35:19,023 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:35:19,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:35:19,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:35:19,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:35:19,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:35:19,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:35:19,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:35:19,032 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:35:19,032 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:35:19,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:35:19,032 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:35:19,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:35:19,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:35:19,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:35:19,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:35:19,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:35:19,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:35:19,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:35:19,038 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:35:19,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:35:19,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:35:19,039 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:35:19,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:35:19,039 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca98535e808a51f7cfa7d21c9d33f259821212a6554e27f29c2bddd9197c0249 [2021-10-29 04:35:19,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:35:19,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:35:19,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:35:19,345 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:35:19,346 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:35:19,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/loops/invert_string-3.c [2021-10-29 04:35:19,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/data/505ab753b/09b089fad4ae4d828e70032b47be21dd/FLAG4a51ae4bf [2021-10-29 04:35:19,844 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:35:19,844 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/sv-benchmarks/c/loops/invert_string-3.c [2021-10-29 04:35:19,851 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/data/505ab753b/09b089fad4ae4d828e70032b47be21dd/FLAG4a51ae4bf [2021-10-29 04:35:20,251 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/data/505ab753b/09b089fad4ae4d828e70032b47be21dd [2021-10-29 04:35:20,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:35:20,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:35:20,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:35:20,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:35:20,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:35:20,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754c5ba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20, skipping insertion in model container [2021-10-29 04:35:20,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:35:20,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:35:20,442 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/sv-benchmarks/c/loops/invert_string-3.c[327,340] [2021-10-29 04:35:20,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:35:20,467 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:35:20,479 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/sv-benchmarks/c/loops/invert_string-3.c[327,340] [2021-10-29 04:35:20,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:35:20,502 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:35:20,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20 WrapperNode [2021-10-29 04:35:20,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:35:20,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:35:20,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:35:20,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:35:20,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:35:20,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:35:20,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:35:20,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:35:20,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:35:20,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:35:20,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:35:20,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:35:20,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (1/1) ... [2021-10-29 04:35:20,587 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:35:20,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:35:20,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 04:35:20,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 04:35:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:35:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:35:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:35:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:35:20,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:35:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:35:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:35:20,981 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:35:20,982 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-29 04:35:20,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:35:20 BoogieIcfgContainer [2021-10-29 04:35:20,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:35:20,987 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 04:35:20,987 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 04:35:20,991 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 04:35:20,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:35:20" (1/3) ... [2021-10-29 04:35:20,993 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746b5be4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:35:20, skipping insertion in model container [2021-10-29 04:35:20,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:20" (2/3) ... [2021-10-29 04:35:20,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746b5be4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:35:20, skipping insertion in model container [2021-10-29 04:35:20,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:35:20" (3/3) ... [2021-10-29 04:35:20,995 INFO L111 eAbstractionObserver]: Analyzing ICFG invert_string-3.c [2021-10-29 04:35:21,001 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 04:35:21,002 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-29 04:35:21,098 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 04:35:21,105 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 04:35:21,106 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-29 04:35:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand has 9 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 8 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) [2021-10-29 04:35:21,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:35:21,156 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:35:21,157 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-29 04:35:21,158 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:35:21,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:35:21,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1538904472, now seen corresponding path program 1 times [2021-10-29 04:35:21,177 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:35:21,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003611096] [2021-10-29 04:35:21,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:35:21,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:35:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:21,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:35:21,753 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:35:21,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003611096] [2021-10-29 04:35:21,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003611096] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 04:35:21,756 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:35:21,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-29 04:35:21,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772994881] [2021-10-29 04:35:21,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:35:21,766 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:35:21,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:35:21,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:35:21,793 INFO L87 Difference]: Start difference. First operand has 9 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 8 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) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:21,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:35:21,894 INFO L93 Difference]: Finished difference Result 16 states and 21 transitions. [2021-10-29 04:35:21,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 04:35:21,896 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 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 6 [2021-10-29 04:35:21,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:35:21,907 INFO L225 Difference]: With dead ends: 16 [2021-10-29 04:35:21,907 INFO L226 Difference]: Without dead ends: 9 [2021-10-29 04:35:21,910 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-29 04:35:21,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-10-29 04:35:21,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-10-29 04:35:21,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:21,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2021-10-29 04:35:21,940 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 11 transitions. Word has length 6 [2021-10-29 04:35:21,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:35:21,941 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 11 transitions. [2021-10-29 04:35:21,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:21,941 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2021-10-29 04:35:21,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:35:21,942 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:35:21,942 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:35:21,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-29 04:35:21,943 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:35:21,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:35:21,944 INFO L85 PathProgramCache]: Analyzing trace with hash -467836134, now seen corresponding path program 1 times [2021-10-29 04:35:21,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:35:21,944 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758788056] [2021-10-29 04:35:21,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:35:21,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:35:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:22,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:35:22,044 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:35:22,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758788056] [2021-10-29 04:35:22,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758788056] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 04:35:22,045 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:35:22,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 04:35:22,045 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961937386] [2021-10-29 04:35:22,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 04:35:22,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:35:22,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 04:35:22,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 04:35:22,048 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:22,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:35:22,075 INFO L93 Difference]: Finished difference Result 17 states and 21 transitions. [2021-10-29 04:35:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:35:22,076 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-10-29 04:35:22,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:35:22,077 INFO L225 Difference]: With dead ends: 17 [2021-10-29 04:35:22,077 INFO L226 Difference]: Without dead ends: 10 [2021-10-29 04:35:22,078 INFO L786 BasicCegarLoop]: 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 [2021-10-29 04:35:22,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-10-29 04:35:22,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-10-29 04:35:22,088 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) [2021-10-29 04:35:22,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2021-10-29 04:35:22,089 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 12 transitions. Word has length 7 [2021-10-29 04:35:22,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:35:22,089 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 12 transitions. [2021-10-29 04:35:22,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:22,090 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2021-10-29 04:35:22,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:35:22,091 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:35:22,091 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:35:22,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-29 04:35:22,093 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:35:22,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:35:22,096 INFO L85 PathProgramCache]: Analyzing trace with hash 924727707, now seen corresponding path program 1 times [2021-10-29 04:35:22,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:35:22,097 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965463664] [2021-10-29 04:35:22,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:35:22,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:35:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:22,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:35:22,225 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:35:22,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965463664] [2021-10-29 04:35:22,226 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965463664] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 04:35:22,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683034085] [2021-10-29 04:35:22,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:35:22,227 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:35:22,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:35:22,230 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 04:35:22,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-29 04:35:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:22,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-29 04:35:22,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:35:22,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 113 [2021-10-29 04:35:22,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:35:22,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2021-10-29 04:35:22,847 INFO L354 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2021-10-29 04:35:22,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 103 treesize of output 108 [2021-10-29 04:35:23,253 INFO L354 Elim1Store]: treesize reduction 84, result has 7.7 percent of original size [2021-10-29 04:35:23,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 123 treesize of output 81 [2021-10-29 04:35:23,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:35:23,294 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:35:23,588 INFO L354 Elim1Store]: treesize reduction 29, result has 3.3 percent of original size [2021-10-29 04:35:23,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 194 treesize of output 1 [2021-10-29 04:35:23,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:35:23,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1683034085] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:35:23,595 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [760147644] [2021-10-29 04:35:23,637 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-10-29 04:35:23,637 INFO L166 IcfgInterpreter]: Building call graph [2021-10-29 04:35:23,647 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-29 04:35:23,653 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-29 04:35:23,654 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-29 04:35:23,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:23,695 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:23,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:23,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:35:23,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:23,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:23,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-29 04:35:23,700 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:23,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:23,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-10-29 04:35:23,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:35:23,739 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|, v_prenex_1], 55=[|v_#valid_31|]} [2021-10-29 04:35:23,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-10-29 04:35:23,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:23,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:35:23,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:23,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:35:23,819 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:23,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:23,881 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:23,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:35:23,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:23,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:23,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:23,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:23,893 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:23,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:23,904 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:23,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:23,994 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-10-29 04:35:23,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 50 [2021-10-29 04:35:23,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:24,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,003 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:24,004 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,015 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,019 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-10-29 04:35:24,024 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,025 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:406, output treesize:150 [2021-10-29 04:35:24,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,038 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,040 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,041 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-10-29 04:35:24,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:35:24,043 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,045 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:35:24,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-29 04:35:24,048 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-10-29 04:35:24,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-10-29 04:35:24,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-10-29 04:35:24,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:24,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:24,078 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,090 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-10-29 04:35:24,099 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,099 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-10-29 04:35:24,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,237 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:24,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:24,239 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,251 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,259 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-10-29 04:35:24,262 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:35:24,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-10-29 04:35:24,272 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 341 [2021-10-29 04:35:24,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 342 [2021-10-29 04:35:24,295 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,303 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,305 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:24,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:24,308 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-10-29 04:35:24,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-10-29 04:35:24,313 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-10-29 04:35:24,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,319 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:24,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:24,321 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,323 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:35:24,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:35:24,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:35:24,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 374 [2021-10-29 04:35:24,335 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-10-29 04:35:24,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 429 [2021-10-29 04:35:24,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-10-29 04:35:24,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:35:24,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:35:24,404 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:35:24,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:24,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:24,443 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,500 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,522 INFO L180 QuantifierPusher]: treesize reduction 112, result has 78.4 percent of original size [2021-10-29 04:35:24,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 414 [2021-10-29 04:35:24,532 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:35:24,532 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:526, output treesize:414 [2021-10-29 04:35:24,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,629 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.5 percent of original size [2021-10-29 04:35:24,632 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,633 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-10-29 04:35:24,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-10-29 04:35:24,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:24,639 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-10-29 04:35:24,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-10-29 04:35:24,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:35:24,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:35:24,650 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,653 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-29 04:35:24,658 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,659 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:77 [2021-10-29 04:35:24,667 INFO L180 QuantifierPusher]: treesize reduction 49, result has 74.6 percent of original size [2021-10-29 04:35:24,671 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:35:24,673 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:24,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-10-29 04:35:24,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:35:24,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:24,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:24,690 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,694 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:35:24,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:35:24,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:35:24,703 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,706 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:35:24,710 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,710 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:159, output treesize:73 [2021-10-29 04:35:24,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,716 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:24,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-29 04:35:24,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:24,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:35:24,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:35:24,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:35:24,736 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,740 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-10-29 04:35:24,744 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,744 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:103, output treesize:89 [2021-10-29 04:35:24,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,796 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,799 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-10-29 04:35:24,802 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:24,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-10-29 04:35:24,806 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-10-29 04:35:24,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-10-29 04:35:24,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:24,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:24,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:35:24,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:35:24,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:35:24,833 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:24,854 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 47 [2021-10-29 04:35:24,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-10-29 04:35:24,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-10-29 04:35:24,859 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,879 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,887 INFO L180 QuantifierPusher]: treesize reduction 111, result has 64.2 percent of original size [2021-10-29 04:35:24,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-10-29 04:35:24,890 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:35:24,891 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:321, output treesize:199 [2021-10-29 04:35:24,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,934 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.2 percent of original size [2021-10-29 04:35:24,936 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:24,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:35:24,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:35:24,959 INFO L354 Elim1Store]: treesize reduction 40, result has 20.0 percent of original size [2021-10-29 04:35:24,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2021-10-29 04:35:24,960 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:24,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:24,962 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:24,965 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:24,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-10-29 04:35:24,968 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:24,969 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2021-10-29 04:35:24,976 INFO L180 QuantifierPusher]: treesize reduction 49, result has 64.0 percent of original size [2021-10-29 04:35:24,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-10-29 04:35:24,985 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-29 04:35:25,581 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-29 04:35:25,581 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-29 04:35:25,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 6, 6] total 12 [2021-10-29 04:35:25,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882906] [2021-10-29 04:35:25,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-29 04:35:25,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:35:25,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-29 04:35:25,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2021-10-29 04:35:25,584 INFO L87 Difference]: Start difference. First operand 10 states and 12 transitions. Second operand has 12 states, 12 states have (on average 1.75) internal successors, (21), 12 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:26,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:35:26,548 INFO L93 Difference]: Finished difference Result 33 states and 41 transitions. [2021-10-29 04:35:26,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-29 04:35:26,550 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.75) internal successors, (21), 12 states have internal predecessors, (21), 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 [2021-10-29 04:35:26,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:35:26,550 INFO L225 Difference]: With dead ends: 33 [2021-10-29 04:35:26,551 INFO L226 Difference]: Without dead ends: 26 [2021-10-29 04:35:26,552 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=166, Invalid=590, Unknown=0, NotChecked=0, Total=756 [2021-10-29 04:35:26,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2021-10-29 04:35:26,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 15. [2021-10-29 04:35:26,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 14 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:26,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 19 transitions. [2021-10-29 04:35:26,558 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 19 transitions. Word has length 8 [2021-10-29 04:35:26,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:35:26,559 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 19 transitions. [2021-10-29 04:35:26,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.75) internal successors, (21), 12 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:26,559 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2021-10-29 04:35:26,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:35:26,560 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:35:26,560 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1] [2021-10-29 04:35:26,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-29 04:35:26,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:35:26,761 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:35:26,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:35:26,761 INFO L85 PathProgramCache]: Analyzing trace with hash 179363066, now seen corresponding path program 2 times [2021-10-29 04:35:26,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:35:26,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198439056] [2021-10-29 04:35:26,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:35:26,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:35:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:26,970 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:35:26,970 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:35:26,970 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198439056] [2021-10-29 04:35:26,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198439056] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 04:35:26,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033358367] [2021-10-29 04:35:26,971 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-29 04:35:26,971 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:35:26,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:35:26,972 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 04:35:26,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-29 04:35:27,075 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-10-29 04:35:27,075 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-29 04:35:27,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 04:35:27,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:35:27,170 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:35:27,171 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:35:27,334 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:35:27,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033358367] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:35:27,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2110637497] [2021-10-29 04:35:27,337 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-10-29 04:35:27,337 INFO L166 IcfgInterpreter]: Building call graph [2021-10-29 04:35:27,337 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-29 04:35:27,337 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-29 04:35:27,338 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-29 04:35:27,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,346 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-29 04:35:27,349 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:35:27,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-10-29 04:35:27,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:35:27,361 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|, v_prenex_3], 55=[|v_#valid_32|]} [2021-10-29 04:35:27,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-10-29 04:35:27,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:35:27,416 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,417 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:35:27,417 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:27,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:27,436 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,444 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:35:27,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:27,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:27,446 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:27,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:27,458 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,540 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-10-29 04:35:27,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 50 [2021-10-29 04:35:27,541 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:27,554 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:27,555 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:27,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:27,564 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-10-29 04:35:27,570 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:27,571 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:406, output treesize:150 [2021-10-29 04:35:27,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,580 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,582 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:35:27,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:35:27,584 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,585 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,586 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:27,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:27,588 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:35:27,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 185 [2021-10-29 04:35:27,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:35:27,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:27,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:27,617 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:27,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:27,627 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-10-29 04:35:27,637 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:27,637 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:183, output treesize:183 [2021-10-29 04:35:27,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:27,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:27,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:27,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,742 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,749 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-10-29 04:35:27,759 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:35:27,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 368 [2021-10-29 04:35:27,768 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 351 [2021-10-29 04:35:27,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 352 [2021-10-29 04:35:27,785 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:27,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:27,799 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,807 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:35:27,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:35:27,810 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,811 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,812 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:27,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:27,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:35:27,817 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,819 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,820 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:27,821 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:27,822 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,823 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-10-29 04:35:27,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-10-29 04:35:27,834 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-10-29 04:35:27,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-10-29 04:35:27,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:27,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-10-29 04:35:27,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 439 [2021-10-29 04:35:27,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2021-10-29 04:35:27,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:35:27,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:35:27,920 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:27,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:27,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:35:27,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:27,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:27,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:27,950 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:27,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:27,996 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,018 INFO L180 QuantifierPusher]: treesize reduction 112, result has 78.8 percent of original size [2021-10-29 04:35:28,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 424 [2021-10-29 04:35:28,027 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:35:28,027 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:536, output treesize:424 [2021-10-29 04:35:28,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,118 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.5 percent of original size [2021-10-29 04:35:28,122 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,124 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-10-29 04:35:28,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-10-29 04:35:28,127 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:28,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-10-29 04:35:28,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-10-29 04:35:28,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:35:28,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:35:28,140 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,145 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-29 04:35:28,152 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,152 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:77 [2021-10-29 04:35:28,159 INFO L180 QuantifierPusher]: treesize reduction 49, result has 74.6 percent of original size [2021-10-29 04:35:28,164 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:35:28,166 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:28,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-10-29 04:35:28,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:35:28,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:35:28,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:35:28,184 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,190 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,197 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:35:28,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:28,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:28,199 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,202 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:35:28,205 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,205 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:159, output treesize:73 [2021-10-29 04:35:28,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,211 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:35:28,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-10-29 04:35:28,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:28,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:28,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 21 [2021-10-29 04:35:28,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:35:28,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:35:28,228 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,232 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-10-29 04:35:28,235 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,235 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:98, output treesize:84 [2021-10-29 04:35:28,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,284 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,287 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:28,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:35:28,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-10-29 04:35:28,294 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2021-10-29 04:35:28,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-10-29 04:35:28,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:28,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:28,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:28,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:35:28,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:35:28,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:35:28,320 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:28,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:28,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:28,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:28,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:28,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:28,342 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 44 [2021-10-29 04:35:28,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:28,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:28,347 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,375 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,383 INFO L180 QuantifierPusher]: treesize reduction 111, result has 63.8 percent of original size [2021-10-29 04:35:28,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-10-29 04:35:28,386 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:35:28,389 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:318, output treesize:196 [2021-10-29 04:35:28,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,435 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.2 percent of original size [2021-10-29 04:35:28,439 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:28,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:35:28,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:35:28,459 INFO L354 Elim1Store]: treesize reduction 40, result has 20.0 percent of original size [2021-10-29 04:35:28,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2021-10-29 04:35:28,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:28,462 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:28,462 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:28,465 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:28,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-10-29 04:35:28,468 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:28,468 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2021-10-29 04:35:28,475 INFO L180 QuantifierPusher]: treesize reduction 49, result has 64.0 percent of original size [2021-10-29 04:35:28,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-10-29 04:35:28,484 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-29 04:35:29,064 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-29 04:35:29,064 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-29 04:35:29,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 12 [2021-10-29 04:35:29,065 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042762170] [2021-10-29 04:35:29,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-29 04:35:29,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:35:29,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-29 04:35:29,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306 [2021-10-29 04:35:29,066 INFO L87 Difference]: Start difference. First operand 15 states and 19 transitions. Second operand has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:30,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:35:30,235 INFO L93 Difference]: Finished difference Result 39 states and 50 transitions. [2021-10-29 04:35:30,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-29 04:35:30,236 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-29 04:35:30,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:35:30,237 INFO L225 Difference]: With dead ends: 39 [2021-10-29 04:35:30,237 INFO L226 Difference]: Without dead ends: 28 [2021-10-29 04:35:30,238 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2021-10-29 04:35:30,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2021-10-29 04:35:30,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 17. [2021-10-29 04:35:30,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:30,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2021-10-29 04:35:30,249 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 19 transitions. Word has length 11 [2021-10-29 04:35:30,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:35:30,250 INFO L470 AbstractCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-10-29 04:35:30,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:30,250 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2021-10-29 04:35:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:35:30,252 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:35:30,252 INFO L513 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2021-10-29 04:35:30,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-29 04:35:30,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-10-29 04:35:30,469 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:35:30,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:35:30,470 INFO L85 PathProgramCache]: Analyzing trace with hash -221982457, now seen corresponding path program 3 times [2021-10-29 04:35:30,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:35:30,470 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975357422] [2021-10-29 04:35:30,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:35:30,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:35:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:30,781 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:35:30,781 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:35:30,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975357422] [2021-10-29 04:35:30,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975357422] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 04:35:30,782 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [557105355] [2021-10-29 04:35:30,782 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-29 04:35:30,782 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:35:30,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:35:30,783 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 04:35:30,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-29 04:35:30,885 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-29 04:35:30,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-29 04:35:30,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 37 conjunts are in the unsatisfiable core [2021-10-29 04:35:30,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:35:30,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 45 [2021-10-29 04:35:31,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 62 [2021-10-29 04:35:31,665 INFO L354 Elim1Store]: treesize reduction 79, result has 8.1 percent of original size [2021-10-29 04:35:31,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 109 treesize of output 73 [2021-10-29 04:35:31,705 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:35:31,705 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:35:31,883 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:31,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 80 treesize of output 76 [2021-10-29 04:35:31,909 INFO L354 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2021-10-29 04:35:31,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 59 treesize of output 49 [2021-10-29 04:35:31,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2021-10-29 04:35:31,938 INFO L354 Elim1Store]: treesize reduction 25, result has 39.0 percent of original size [2021-10-29 04:35:31,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 87 [2021-10-29 04:35:31,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:31,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 22 treesize of output 16 [2021-10-29 04:35:31,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,010 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-10-29 04:35:32,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 1 [2021-10-29 04:35:32,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-10-29 04:35:32,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,069 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 82 treesize of output 78 [2021-10-29 04:35:32,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 23 treesize of output 17 [2021-10-29 04:35:32,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2021-10-29 04:35:32,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,125 INFO L354 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2021-10-29 04:35:32,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 103 treesize of output 81 [2021-10-29 04:35:32,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,829 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:35:32,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [557105355] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:35:32,830 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [561769623] [2021-10-29 04:35:32,833 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-10-29 04:35:32,833 INFO L166 IcfgInterpreter]: Building call graph [2021-10-29 04:35:32,833 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-29 04:35:32,833 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-29 04:35:32,834 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-29 04:35:32,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:32,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-29 04:35:32,843 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:32,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:35:32,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:32,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-10-29 04:35:32,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:35:32,853 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|, v_prenex_5], 55=[|v_#valid_34|]} [2021-10-29 04:35:32,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-10-29 04:35:32,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:35:32,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:35:32,916 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:32,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:32,935 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:35:32,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:32,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:32,945 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:32,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:32,954 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:32,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:32,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,035 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-10-29 04:35:33,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 50 [2021-10-29 04:35:33,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:33,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:33,047 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,056 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-10-29 04:35:33,061 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,062 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:406, output treesize:150 [2021-10-29 04:35:33,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,073 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:35:33,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-29 04:35:33,076 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,077 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-10-29 04:35:33,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:35:33,080 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-10-29 04:35:33,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-10-29 04:35:33,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-10-29 04:35:33,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:33,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:33,116 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,126 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-10-29 04:35:33,132 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,133 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-10-29 04:35:33,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,255 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-10-29 04:35:33,258 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:35:33,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-10-29 04:35:33,264 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 341 [2021-10-29 04:35:33,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 342 [2021-10-29 04:35:33,277 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,278 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:33,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:33,284 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,292 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:35:33,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:35:33,294 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,295 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:33,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:33,297 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:35:33,300 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,301 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:33,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:33,303 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,304 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-10-29 04:35:33,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-10-29 04:35:33,307 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-10-29 04:35:33,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 374 [2021-10-29 04:35:33,313 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-10-29 04:35:33,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 429 [2021-10-29 04:35:33,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-10-29 04:35:33,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:35:33,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:35:33,373 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:35:33,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:33,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:33,400 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,439 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,463 INFO L180 QuantifierPusher]: treesize reduction 112, result has 78.4 percent of original size [2021-10-29 04:35:33,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 414 [2021-10-29 04:35:33,471 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:35:33,471 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:526, output treesize:414 [2021-10-29 04:35:33,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,544 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.5 percent of original size [2021-10-29 04:35:33,546 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,547 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-10-29 04:35:33,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-10-29 04:35:33,549 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:33,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-10-29 04:35:33,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-10-29 04:35:33,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:35:33,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:35:33,560 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,563 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-29 04:35:33,566 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,566 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:77 [2021-10-29 04:35:33,573 INFO L180 QuantifierPusher]: treesize reduction 49, result has 74.6 percent of original size [2021-10-29 04:35:33,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:35:33,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:33,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-10-29 04:35:33,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:35:33,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:33,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:33,591 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,594 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:35:33,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:35:33,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:35:33,601 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,604 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:35:33,606 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,607 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:159, output treesize:73 [2021-10-29 04:35:33,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,610 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:35:33,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-10-29 04:35:33,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:33,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 21 [2021-10-29 04:35:33,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:35:33,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:35:33,625 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,627 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-10-29 04:35:33,630 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,630 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:98, output treesize:88 [2021-10-29 04:35:33,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,663 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,665 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,666 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:35:33,667 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:33,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-10-29 04:35:33,671 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-10-29 04:35:33,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-10-29 04:35:33,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,705 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 44 [2021-10-29 04:35:33,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:35:33,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:35:33,710 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:33,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:33,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:35:33,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:35:33,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:35:33,722 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,737 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,749 INFO L180 QuantifierPusher]: treesize reduction 111, result has 64.3 percent of original size [2021-10-29 04:35:33,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-10-29 04:35:33,752 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:35:33,752 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:322, output treesize:200 [2021-10-29 04:35:33,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,790 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.2 percent of original size [2021-10-29 04:35:33,791 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:33,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:35:33,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:35:33,811 INFO L354 Elim1Store]: treesize reduction 40, result has 20.0 percent of original size [2021-10-29 04:35:33,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2021-10-29 04:35:33,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:33,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:33,814 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:33,816 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:33,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-10-29 04:35:33,818 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:33,819 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2021-10-29 04:35:33,841 INFO L180 QuantifierPusher]: treesize reduction 49, result has 64.0 percent of original size [2021-10-29 04:35:33,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-10-29 04:35:33,849 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-29 04:35:34,422 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-29 04:35:34,422 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-29 04:35:34,422 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 9] total 22 [2021-10-29 04:35:34,422 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100189340] [2021-10-29 04:35:34,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-10-29 04:35:34,423 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:35:34,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-10-29 04:35:34,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=578, Unknown=0, NotChecked=0, Total=702 [2021-10-29 04:35:34,424 INFO L87 Difference]: Start difference. First operand 17 states and 19 transitions. Second operand has 22 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:37,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:35:37,651 INFO L93 Difference]: Finished difference Result 46 states and 54 transitions. [2021-10-29 04:35:37,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-29 04:35:37,652 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 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) Word has length 15 [2021-10-29 04:35:37,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:35:37,654 INFO L225 Difference]: With dead ends: 46 [2021-10-29 04:35:37,654 INFO L226 Difference]: Without dead ends: 41 [2021-10-29 04:35:37,655 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=462, Invalid=1794, Unknown=0, NotChecked=0, Total=2256 [2021-10-29 04:35:37,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2021-10-29 04:35:37,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 24. [2021-10-29 04:35:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:37,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 30 transitions. [2021-10-29 04:35:37,668 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 30 transitions. Word has length 15 [2021-10-29 04:35:37,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:35:37,668 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 30 transitions. [2021-10-29 04:35:37,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:35:37,668 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-10-29 04:35:37,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:35:37,669 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:35:37,669 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:35:37,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-29 04:35:37,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66 [2021-10-29 04:35:37,895 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:35:37,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:35:37,895 INFO L85 PathProgramCache]: Analyzing trace with hash -885253886, now seen corresponding path program 1 times [2021-10-29 04:35:37,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:35:37,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272686040] [2021-10-29 04:35:37,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:35:37,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:35:37,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:38,742 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:35:38,743 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:35:38,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272686040] [2021-10-29 04:35:38,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272686040] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 04:35:38,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1331096421] [2021-10-29 04:35:38,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:35:38,743 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:35:38,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:35:38,746 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 04:35:38,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-29 04:35:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:38,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-29 04:35:38,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:35:38,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 88 [2021-10-29 04:35:39,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-10-29 04:35:39,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:39,452 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-10-29 04:35:39,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2021-10-29 04:35:39,907 INFO L354 Elim1Store]: treesize reduction 255, result has 2.7 percent of original size [2021-10-29 04:35:39,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 132 treesize of output 76 [2021-10-29 04:35:39,938 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:35:39,939 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:35:40,253 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:40,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 542 treesize of output 486 [2021-10-29 04:35:43,224 INFO L354 Elim1Store]: treesize reduction 12, result has 7.7 percent of original size [2021-10-29 04:35:43,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 36 treesize of output 23 [2021-10-29 04:35:43,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 96 [2021-10-29 04:35:43,281 INFO L354 Elim1Store]: treesize reduction 19, result has 61.2 percent of original size [2021-10-29 04:35:43,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 364 treesize of output 318 [2021-10-29 04:35:43,468 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:43,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 542 treesize of output 486 [2021-10-29 04:35:50,299 INFO L354 Elim1Store]: treesize reduction 35, result has 10.3 percent of original size [2021-10-29 04:35:50,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 28 [2021-10-29 04:35:50,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 96 [2021-10-29 04:35:50,341 INFO L354 Elim1Store]: treesize reduction 58, result has 36.3 percent of original size [2021-10-29 04:35:50,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 223 treesize of output 203 [2021-10-29 04:35:50,718 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:35:50,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1331096421] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:35:50,718 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [433412325] [2021-10-29 04:35:50,721 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-29 04:35:50,721 INFO L166 IcfgInterpreter]: Building call graph [2021-10-29 04:35:50,721 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-29 04:35:50,721 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-29 04:35:50,722 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-29 04:35:50,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,732 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:50,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-10-29 04:35:50,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:50,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:35:50,735 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:50,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-29 04:35:50,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:35:50,742 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|, v_prenex_7], 55=[|v_#valid_36|]} [2021-10-29 04:35:50,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:35:50,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:50,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:50,750 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:50,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:50,755 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-10-29 04:35:50,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:35:50,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:35:50,784 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:50,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:50,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,862 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-10-29 04:35:50,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 50 [2021-10-29 04:35:50,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:50,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:50,868 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:50,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:50,876 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-10-29 04:35:50,881 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:50,881 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:406, output treesize:150 [2021-10-29 04:35:50,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,888 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:50,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,890 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:50,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:50,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:50,893 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:50,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:50,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:35:50,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:35:50,895 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:50,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:35:50,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 185 [2021-10-29 04:35:50,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:50,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:35:50,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:50,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:50,918 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:50,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:50,924 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:50,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-10-29 04:35:50,930 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:50,931 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:183, output treesize:183 [2021-10-29 04:35:50,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:50,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:50,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:50,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,001 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,001 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,002 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,003 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:51,003 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:51,004 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,012 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,017 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:35:51,019 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-10-29 04:35:51,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 368 [2021-10-29 04:35:51,026 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 351 [2021-10-29 04:35:51,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 352 [2021-10-29 04:35:51,044 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,062 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,063 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:51,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:51,065 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,066 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:35:51,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:35:51,068 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:35:51,070 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:51,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:35:51,074 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,075 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-10-29 04:35:51,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-10-29 04:35:51,077 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-10-29 04:35:51,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-10-29 04:35:51,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-10-29 04:35:51,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 439 [2021-10-29 04:35:51,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2021-10-29 04:35:51,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:35:51,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:35:51,137 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:35:51,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:51,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:35:51,162 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,254 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,276 INFO L180 QuantifierPusher]: treesize reduction 112, result has 78.8 percent of original size [2021-10-29 04:35:51,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 424 [2021-10-29 04:35:51,285 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:35:51,286 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:536, output treesize:424 [2021-10-29 04:35:51,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,372 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.5 percent of original size [2021-10-29 04:35:51,375 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-10-29 04:35:51,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-10-29 04:35:51,378 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:35:51,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-10-29 04:35:51,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-10-29 04:35:51,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:35:51,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:35:51,387 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,391 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-29 04:35:51,394 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,394 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:77 [2021-10-29 04:35:51,402 INFO L180 QuantifierPusher]: treesize reduction 49, result has 74.6 percent of original size [2021-10-29 04:35:51,402 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:35:51,404 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:51,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-10-29 04:35:51,422 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:35:51,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:51,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:35:51,424 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,427 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:35:51,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:35:51,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:35:51,434 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,438 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:35:51,440 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,440 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:159, output treesize:73 [2021-10-29 04:35:51,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,444 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:35:51,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-10-29 04:35:51,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:51,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 21 [2021-10-29 04:35:51,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:35:51,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:35:51,457 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,460 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,461 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-10-29 04:35:51,462 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,463 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:98, output treesize:88 [2021-10-29 04:35:51,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,496 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,498 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:35:51,499 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:35:51,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-10-29 04:35:51,502 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-10-29 04:35:51,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-10-29 04:35:51,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:51,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:51,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:35:51,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:35:51,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:35:51,526 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,546 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 44 [2021-10-29 04:35:51,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-10-29 04:35:51,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-10-29 04:35:51,549 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,566 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,573 INFO L180 QuantifierPusher]: treesize reduction 111, result has 64.6 percent of original size [2021-10-29 04:35:51,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-10-29 04:35:51,575 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:35:51,576 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:322, output treesize:203 [2021-10-29 04:35:51,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,614 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.2 percent of original size [2021-10-29 04:35:51,615 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:35:51,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:35:51,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:35:51,632 INFO L354 Elim1Store]: treesize reduction 40, result has 20.0 percent of original size [2021-10-29 04:35:51,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2021-10-29 04:35:51,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:51,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:35:51,635 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,637 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,639 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-10-29 04:35:51,639 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:35:51,640 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2021-10-29 04:35:51,664 INFO L180 QuantifierPusher]: treesize reduction 49, result has 64.0 percent of original size [2021-10-29 04:35:51,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-10-29 04:35:51,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:35:51,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-10-29 04:35:51,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:35:51,704 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.6 percent of original size [2021-10-29 04:35:51,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-10-29 04:35:51,713 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-29 04:35:52,407 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-29 04:35:52,407 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-29 04:35:52,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11, 11] total 33 [2021-10-29 04:35:52,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82179386] [2021-10-29 04:35:52,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-10-29 04:35:52,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:35:52,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-10-29 04:35:52,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=1187, Unknown=0, NotChecked=0, Total=1406 [2021-10-29 04:35:52,410 INFO L87 Difference]: Start difference. First operand 24 states and 30 transitions. Second operand has 33 states, 33 states have (on average 1.393939393939394) internal successors, (46), 33 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) [2021-10-29 04:35:55,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:35:55,088 INFO L93 Difference]: Finished difference Result 63 states and 71 transitions. [2021-10-29 04:35:55,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-29 04:35:55,095 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.393939393939394) internal successors, (46), 33 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) Word has length 19 [2021-10-29 04:35:55,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:35:55,096 INFO L225 Difference]: With dead ends: 63 [2021-10-29 04:35:55,096 INFO L226 Difference]: Without dead ends: 61 [2021-10-29 04:35:55,099 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 33 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1022 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=805, Invalid=3485, Unknown=0, NotChecked=0, Total=4290 [2021-10-29 04:35:55,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-10-29 04:35:55,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 23. [2021-10-29 04:35:55,110 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) [2021-10-29 04:35:55,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 25 transitions. [2021-10-29 04:35:55,111 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 25 transitions. Word has length 19 [2021-10-29 04:35:55,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:35:55,111 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 25 transitions. [2021-10-29 04:35:55,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 1.393939393939394) internal successors, (46), 33 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) [2021-10-29 04:35:55,111 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2021-10-29 04:35:55,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:35:55,112 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:35:55,112 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 1, 1, 1, 1, 1] [2021-10-29 04:35:55,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-10-29 04:35:55,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:35:55,315 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:35:55,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:35:55,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1494188293, now seen corresponding path program 2 times [2021-10-29 04:35:55,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:35:55,315 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410472390] [2021-10-29 04:35:55,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:35:55,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:35:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:56,436 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:35:56,437 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:35:56,437 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410472390] [2021-10-29 04:35:56,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410472390] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 04:35:56,437 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [479614134] [2021-10-29 04:35:56,437 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-29 04:35:56,438 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:35:56,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:35:56,439 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 04:35:56,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-29 04:35:56,743 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-10-29 04:35:56,743 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-29 04:35:56,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 59 conjunts are in the unsatisfiable core [2021-10-29 04:35:56,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:35:56,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 67 [2021-10-29 04:35:57,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2021-10-29 04:35:57,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:57,326 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-10-29 04:35:57,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 62 [2021-10-29 04:35:57,573 INFO L354 Elim1Store]: treesize reduction 104, result has 15.4 percent of original size [2021-10-29 04:35:57,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 156 treesize of output 167 [2021-10-29 04:36:03,212 INFO L354 Elim1Store]: treesize reduction 562, result has 1.2 percent of original size [2021-10-29 04:36:03,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 249 treesize of output 168 [2021-10-29 04:36:03,327 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:36:03,328 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:36:04,794 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 12938 treesize of output 11346 [2021-10-29 04:36:04,867 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-10-29 04:36:04,867 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1425337333] [2021-10-29 04:36:04,870 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-29 04:36:04,870 INFO L166 IcfgInterpreter]: Building call graph [2021-10-29 04:36:04,870 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-29 04:36:04,871 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-29 04:36:04,871 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-29 04:36:04,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:04,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-10-29 04:36:04,877 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:04,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-29 04:36:04,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:04,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:36:04,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:36:04,885 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_9, |v_#length_18|], 55=[|v_#valid_38|]} [2021-10-29 04:36:04,892 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:36:04,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:36:04,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:36:04,894 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:04,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:04,899 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-10-29 04:36:04,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:36:04,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:36:04,929 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:04,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:04,932 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:04,988 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-10-29 04:36:04,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 50 [2021-10-29 04:36:04,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:36:04,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:04,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:36:04,998 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,007 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-10-29 04:36:05,011 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,011 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:406, output treesize:150 [2021-10-29 04:36:05,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,017 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,018 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-10-29 04:36:05,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:36:05,020 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,021 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:36:05,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-29 04:36:05,022 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-10-29 04:36:05,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-10-29 04:36:05,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-10-29 04:36:05,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:05,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:05,058 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,066 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-10-29 04:36:05,072 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,072 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-10-29 04:36:05,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,152 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:36:05,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:05,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,162 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,167 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-10-29 04:36:05,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:36:05,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-10-29 04:36:05,175 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 341 [2021-10-29 04:36:05,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 342 [2021-10-29 04:36:05,191 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,196 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,204 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:36:05,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:05,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:36:05,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:36:05,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:36:05,211 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,212 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:36:05,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:05,214 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,215 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-10-29 04:36:05,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-10-29 04:36:05,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-10-29 04:36:05,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 374 [2021-10-29 04:36:05,223 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-10-29 04:36:05,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 429 [2021-10-29 04:36:05,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:36:05,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:36:05,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:36:05,274 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-10-29 04:36:05,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:36:05,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:36:05,310 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,350 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,363 INFO L180 QuantifierPusher]: treesize reduction 112, result has 78.4 percent of original size [2021-10-29 04:36:05,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 414 [2021-10-29 04:36:05,370 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:36:05,370 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:526, output treesize:414 [2021-10-29 04:36:05,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,460 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.5 percent of original size [2021-10-29 04:36:05,462 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,462 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,463 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,463 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-10-29 04:36:05,464 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-10-29 04:36:05,464 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:36:05,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-10-29 04:36:05,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-10-29 04:36:05,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,473 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:36:05,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:36:05,474 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,476 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-29 04:36:05,479 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,480 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:77 [2021-10-29 04:36:05,485 INFO L180 QuantifierPusher]: treesize reduction 49, result has 74.6 percent of original size [2021-10-29 04:36:05,487 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:36:05,489 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:36:05,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-10-29 04:36:05,500 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:36:05,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:36:05,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:36:05,505 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,508 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:36:05,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:36:05,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:36:05,515 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,518 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:36:05,540 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,540 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:159, output treesize:73 [2021-10-29 04:36:05,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-10-29 04:36:05,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-29 04:36:05,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 27 [2021-10-29 04:36:05,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:05,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:05,557 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,560 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-10-29 04:36:05,562 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,563 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:101, output treesize:87 [2021-10-29 04:36:05,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,594 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,596 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-29 04:36:05,597 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:36:05,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2021-10-29 04:36:05,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 157 [2021-10-29 04:36:05,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-10-29 04:36:05,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,630 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 50 [2021-10-29 04:36:05,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-10-29 04:36:05,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-10-29 04:36:05,634 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:05,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:05,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:36:05,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:36:05,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:36:05,647 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,663 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,668 INFO L180 QuantifierPusher]: treesize reduction 106, result has 64.8 percent of original size [2021-10-29 04:36:05,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 195 [2021-10-29 04:36:05,670 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:36:05,671 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:319, output treesize:195 [2021-10-29 04:36:05,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,704 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.2 percent of original size [2021-10-29 04:36:05,705 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:05,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:36:05,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:36:05,727 INFO L354 Elim1Store]: treesize reduction 40, result has 20.0 percent of original size [2021-10-29 04:36:05,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2021-10-29 04:36:05,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:36:05,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:36:05,729 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,732 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-10-29 04:36:05,734 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:05,734 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2021-10-29 04:36:05,739 INFO L180 QuantifierPusher]: treesize reduction 49, result has 64.0 percent of original size [2021-10-29 04:36:05,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-10-29 04:36:05,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:05,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-10-29 04:36:05,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:05,786 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.6 percent of original size [2021-10-29 04:36:05,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-10-29 04:36:05,796 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-29 04:36:06,644 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-29 04:36:06,644 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-29 04:36:06,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-10-29 04:36:06,645 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229414655] [2021-10-29 04:36:06,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-10-29 04:36:06,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:36:06,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-10-29 04:36:06,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1105, Unknown=1, NotChecked=0, Total=1260 [2021-10-29 04:36:06,647 INFO L87 Difference]: Start difference. First operand 23 states and 25 transitions. Second operand has 18 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 17 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) [2021-10-29 04:36:08,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:36:08,776 INFO L93 Difference]: Finished difference Result 66 states and 69 transitions. [2021-10-29 04:36:08,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-29 04:36:08,777 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 17 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 22 [2021-10-29 04:36:08,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:36:08,778 INFO L225 Difference]: With dead ends: 66 [2021-10-29 04:36:08,778 INFO L226 Difference]: Without dead ends: 64 [2021-10-29 04:36:08,780 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 31 SyntacticMatches, 7 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 908 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=407, Invalid=3251, Unknown=2, NotChecked=0, Total=3660 [2021-10-29 04:36:08,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-10-29 04:36:08,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 27. [2021-10-29 04:36:08,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.1538461538461537) internal successors, (30), 26 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:36:08,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2021-10-29 04:36:08,798 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 22 [2021-10-29 04:36:08,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:36:08,798 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2021-10-29 04:36:08,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 17 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) [2021-10-29 04:36:08,799 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2021-10-29 04:36:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:36:08,800 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:36:08,800 INFO L513 BasicCegarLoop]: trace histogram [6, 5, 3, 2, 2, 1, 1, 1, 1, 1] [2021-10-29 04:36:08,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-10-29 04:36:09,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:36:09,015 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:36:09,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:36:09,015 INFO L85 PathProgramCache]: Analyzing trace with hash 2032375079, now seen corresponding path program 3 times [2021-10-29 04:36:09,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:36:09,015 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459589842] [2021-10-29 04:36:09,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:36:09,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:36:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:36:09,203 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 04:36:09,203 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:36:09,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459589842] [2021-10-29 04:36:09,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459589842] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 04:36:09,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683570497] [2021-10-29 04:36:09,203 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-29 04:36:09,203 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:36:09,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:36:09,204 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 04:36:09,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-29 04:36:09,490 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-29 04:36:09,490 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-29 04:36:09,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 54 conjunts are in the unsatisfiable core [2021-10-29 04:36:09,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:36:09,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 67 [2021-10-29 04:36:09,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-10-29 04:36:09,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:09,935 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-10-29 04:36:09,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 50 [2021-10-29 04:36:10,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:10,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:10,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:10,074 INFO L354 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2021-10-29 04:36:10,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 72 [2021-10-29 04:36:11,078 INFO L354 Elim1Store]: treesize reduction 487, result has 1.4 percent of original size [2021-10-29 04:36:11,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 175 treesize of output 103 [2021-10-29 04:36:11,113 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:36:11,114 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:36:12,465 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42022 treesize of output 36910 [2021-10-29 04:36:12,579 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-10-29 04:36:12,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1596435791] [2021-10-29 04:36:12,581 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-29 04:36:12,581 INFO L166 IcfgInterpreter]: Building call graph [2021-10-29 04:36:12,582 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-29 04:36:12,582 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-29 04:36:12,582 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-29 04:36:12,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:36:12,588 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-29 04:36:12,590 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-10-29 04:36:12,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:36:12,597 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_19|, v_prenex_11], 55=[|v_#valid_40|]} [2021-10-29 04:36:12,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-10-29 04:36:12,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:36:12,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:36:12,641 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:12,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:12,651 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:36:12,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:36:12,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:36:12,660 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:12,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:12,666 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,734 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-10-29 04:36:12,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 50 [2021-10-29 04:36:12,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:36:12,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:36:12,739 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:12,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:12,745 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-10-29 04:36:12,749 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:12,749 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:406, output treesize:150 [2021-10-29 04:36:12,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,755 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-10-29 04:36:12,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:36:12,758 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,758 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,759 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:36:12,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-29 04:36:12,760 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-10-29 04:36:12,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-10-29 04:36:12,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-10-29 04:36:12,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:12,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:12,785 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:12,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:12,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-10-29 04:36:12,793 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:12,794 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-10-29 04:36:12,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:12,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:12,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:12,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,859 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-10-29 04:36:12,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:36:12,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-10-29 04:36:12,880 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 341 [2021-10-29 04:36:12,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 342 [2021-10-29 04:36:12,891 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,892 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:36:12,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:12,898 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,903 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,904 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,905 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:36:12,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:36:12,906 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,907 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,908 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:36:12,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:12,909 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:36:12,911 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:36:12,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:36:12,914 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-10-29 04:36:12,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-10-29 04:36:12,917 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-10-29 04:36:12,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 374 [2021-10-29 04:36:12,923 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:12,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-10-29 04:36:12,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 429 [2021-10-29 04:36:12,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:36:12,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:36:12,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:12,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:36:12,969 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:12,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:12,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:13,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-10-29 04:36:13,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:36:13,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,003 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:36:13,004 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,037 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,049 INFO L180 QuantifierPusher]: treesize reduction 112, result has 78.4 percent of original size [2021-10-29 04:36:13,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 414 [2021-10-29 04:36:13,056 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:36:13,057 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:526, output treesize:414 [2021-10-29 04:36:13,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,141 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.5 percent of original size [2021-10-29 04:36:13,143 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,143 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-10-29 04:36:13,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-10-29 04:36:13,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:36:13,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-10-29 04:36:13,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-10-29 04:36:13,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:36:13,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:36:13,155 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,157 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-29 04:36:13,159 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,160 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:77 [2021-10-29 04:36:13,168 INFO L180 QuantifierPusher]: treesize reduction 49, result has 74.6 percent of original size [2021-10-29 04:36:13,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:36:13,170 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:36:13,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-10-29 04:36:13,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:36:13,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:36:13,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:36:13,183 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,185 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:36:13,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:36:13,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:36:13,192 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,194 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:36:13,197 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,197 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:159, output treesize:73 [2021-10-29 04:36:13,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,200 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:36:13,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-29 04:36:13,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:13,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:13,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:36:13,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:36:13,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:36:13,213 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,216 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-10-29 04:36:13,218 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,218 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:103, output treesize:96 [2021-10-29 04:36:13,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,245 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,247 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:36:13,248 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:36:13,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-10-29 04:36:13,249 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-10-29 04:36:13,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:36:13,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:13,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:13,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:13,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:13,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:13,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:13,270 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 47 [2021-10-29 04:36:13,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-10-29 04:36:13,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-10-29 04:36:13,275 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:13,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:36:13,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:36:13,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:36:13,285 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,294 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,297 INFO L180 QuantifierPusher]: treesize reduction 111, result has 63.4 percent of original size [2021-10-29 04:36:13,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 192 [2021-10-29 04:36:13,298 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:36:13,298 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:328, output treesize:192 [2021-10-29 04:36:13,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,329 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.2 percent of original size [2021-10-29 04:36:13,330 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:36:13,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:36:13,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:36:13,351 INFO L354 Elim1Store]: treesize reduction 40, result has 20.0 percent of original size [2021-10-29 04:36:13,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2021-10-29 04:36:13,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:36:13,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:36:13,354 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,356 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-10-29 04:36:13,360 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:36:13,360 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2021-10-29 04:36:13,367 INFO L180 QuantifierPusher]: treesize reduction 49, result has 64.0 percent of original size [2021-10-29 04:36:13,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-10-29 04:36:13,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:13,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-10-29 04:36:13,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:36:13,401 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.6 percent of original size [2021-10-29 04:36:13,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-10-29 04:36:13,410 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-29 04:36:14,034 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-29 04:36:14,035 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-29 04:36:14,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2021-10-29 04:36:14,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714872797] [2021-10-29 04:36:14,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-29 04:36:14,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:36:14,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-29 04:36:14,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=879, Unknown=0, NotChecked=0, Total=992 [2021-10-29 04:36:14,037 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 9 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 8 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) [2021-10-29 04:36:14,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:36:14,208 INFO L93 Difference]: Finished difference Result 43 states and 46 transitions. [2021-10-29 04:36:14,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 04:36:14,209 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 8 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) Word has length 23 [2021-10-29 04:36:14,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:36:14,210 INFO L225 Difference]: With dead ends: 43 [2021-10-29 04:36:14,210 INFO L226 Difference]: Without dead ends: 32 [2021-10-29 04:36:14,211 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=161, Invalid=1245, Unknown=0, NotChecked=0, Total=1406 [2021-10-29 04:36:14,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-10-29 04:36:14,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 26. [2021-10-29 04:36:14,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 25 states have (on average 1.08) internal successors, (27), 25 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) [2021-10-29 04:36:14,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2021-10-29 04:36:14,222 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 23 [2021-10-29 04:36:14,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:36:14,222 INFO L470 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2021-10-29 04:36:14,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 8 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) [2021-10-29 04:36:14,223 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2021-10-29 04:36:14,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:36:14,223 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:36:14,223 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 4, 3, 3, 1, 1, 1, 1, 1] [2021-10-29 04:36:14,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-29 04:36:14,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:36:14,427 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:36:14,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:36:14,427 INFO L85 PathProgramCache]: Analyzing trace with hash -317248926, now seen corresponding path program 4 times [2021-10-29 04:36:14,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:36:14,427 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416953279] [2021-10-29 04:36:14,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:36:14,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:36:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:36:15,146 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:36:15,146 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:36:15,146 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416953279] [2021-10-29 04:36:15,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416953279] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 04:36:15,146 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2004962525] [2021-10-29 04:36:15,147 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-29 04:36:15,147 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:36:15,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:36:15,155 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 04:36:15,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-29 04:36:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:36:15,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 65 conjunts are in the unsatisfiable core [2021-10-29 04:36:15,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:36:15,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 45 [2021-10-29 04:36:15,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2021-10-29 04:36:15,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:15,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:15,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2021-10-29 04:36:16,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 64 [2021-10-29 04:36:16,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:16,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 86 [2021-10-29 04:36:17,201 INFO L354 Elim1Store]: treesize reduction 582, result has 1.2 percent of original size [2021-10-29 04:36:17,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 6 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 156 treesize of output 82 [2021-10-29 04:36:17,235 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:36:17,236 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:36:17,934 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:36:17,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1606562 treesize of output 1409962 [2021-10-29 04:36:31,530 WARN L207 SmtUtils]: Spent 10.85 s on a formula simplification. DAG size of input: 769 DAG size of output: 769 [2021-10-29 04:36:45,114 WARN L207 SmtUtils]: Spent 8.54 s on a formula simplification. DAG size of input: 769 DAG size of output: 769 [2021-10-29 04:36:48,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:48,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:48,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:48,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:48,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:48,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:48,231 INFO L354 Elim1Store]: treesize reduction 38, result has 47.2 percent of original size [2021-10-29 04:36:48,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 3333042 treesize of output 2790355 [2021-10-29 04:38:56,403 WARN L207 SmtUtils]: Spent 2.14 m on a formula simplification. DAG size of input: 1865 DAG size of output: 1539 [2021-10-29 04:38:56,417 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-10-29 04:38:56,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [299989668] [2021-10-29 04:38:56,420 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-29 04:38:56,420 INFO L166 IcfgInterpreter]: Building call graph [2021-10-29 04:38:56,420 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-29 04:38:56,421 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-29 04:38:56,421 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-29 04:38:56,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,430 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-29 04:38:56,431 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:38:56,433 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-10-29 04:38:56,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:38:56,443 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_13, |v_#length_20|], 55=[|v_#valid_42|]} [2021-10-29 04:38:56,451 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:38:56,452 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,452 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:38:56,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:38:56,454 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:56,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:56,458 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-10-29 04:38:56,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:38:56,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:38:56,506 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:56,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:56,512 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,608 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-10-29 04:38:56,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 50 [2021-10-29 04:38:56,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:38:56,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:38:56,616 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:56,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:56,622 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-10-29 04:38:56,627 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:38:56,628 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:406, output treesize:150 [2021-10-29 04:38:56,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,635 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,637 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:38:56,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:38:56,639 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,640 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:38:56,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:38:56,642 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,643 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:38:56,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 185 [2021-10-29 04:38:56,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:38:56,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:38:56,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:38:56,670 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:56,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:56,678 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,681 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-10-29 04:38:56,685 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:38:56,686 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:183, output treesize:183 [2021-10-29 04:38:56,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:56,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:56,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:56,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,761 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,763 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:38:56,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:38:56,765 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,775 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,779 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,780 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-10-29 04:38:56,783 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:38:56,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 368 [2021-10-29 04:38:56,790 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 351 [2021-10-29 04:38:56,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 352 [2021-10-29 04:38:56,809 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,815 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,817 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:38:56,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:38:56,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-10-29 04:38:56,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-10-29 04:38:56,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-10-29 04:38:56,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:38:56,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:38:56,841 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:38:56,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:38:56,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:38:56,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-10-29 04:38:56,851 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:56,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-10-29 04:38:56,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 439 [2021-10-29 04:38:56,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:38:56,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:38:56,905 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:38:56,906 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:56,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:56,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2021-10-29 04:38:56,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:38:56,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:38:56,942 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:56,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:56,981 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:56,998 INFO L180 QuantifierPusher]: treesize reduction 112, result has 78.8 percent of original size [2021-10-29 04:38:57,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 424 [2021-10-29 04:38:57,006 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:38:57,007 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:536, output treesize:424 [2021-10-29 04:38:57,018 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,075 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.5 percent of original size [2021-10-29 04:38:57,078 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,079 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-10-29 04:38:57,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-10-29 04:38:57,081 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:38:57,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-10-29 04:38:57,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-10-29 04:38:57,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:38:57,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:38:57,094 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,098 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-29 04:38:57,101 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,102 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:77 [2021-10-29 04:38:57,112 INFO L180 QuantifierPusher]: treesize reduction 49, result has 74.6 percent of original size [2021-10-29 04:38:57,113 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:38:57,114 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:38:57,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-10-29 04:38:57,129 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:38:57,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:38:57,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:38:57,132 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,135 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:38:57,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:38:57,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:38:57,143 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,147 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:38:57,149 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,150 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:159, output treesize:73 [2021-10-29 04:38:57,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:38:57,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-10-29 04:38:57,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:57,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:38:57,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:38:57,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:38:57,169 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,172 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-10-29 04:38:57,175 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,175 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:96, output treesize:82 [2021-10-29 04:38:57,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,206 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:38:57,211 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-10-29 04:38:57,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 184 [2021-10-29 04:38:57,214 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-10-29 04:38:57,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-10-29 04:38:57,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:38:57,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:38:57,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:57,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:38:57,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:38:57,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:38:57,241 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:57,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:57,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:57,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:57,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:57,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:38:57,265 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 47 [2021-10-29 04:38:57,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-10-29 04:38:57,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-10-29 04:38:57,272 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,286 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,292 INFO L180 QuantifierPusher]: treesize reduction 106, result has 65.2 percent of original size [2021-10-29 04:38:57,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-10-29 04:38:57,295 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:38:57,296 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:316, output treesize:199 [2021-10-29 04:38:57,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,340 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.2 percent of original size [2021-10-29 04:38:57,342 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:38:57,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:38:57,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:38:57,367 INFO L354 Elim1Store]: treesize reduction 40, result has 20.0 percent of original size [2021-10-29 04:38:57,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2021-10-29 04:38:57,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:38:57,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:38:57,370 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,372 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,373 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-10-29 04:38:57,375 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:38:57,375 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2021-10-29 04:38:57,381 INFO L180 QuantifierPusher]: treesize reduction 49, result has 64.0 percent of original size [2021-10-29 04:38:57,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-10-29 04:38:57,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:38:57,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-10-29 04:38:57,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:38:57,431 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.6 percent of original size [2021-10-29 04:38:57,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-10-29 04:38:57,441 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-29 04:38:58,216 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-29 04:38:58,216 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-29 04:38:58,217 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-10-29 04:38:58,217 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477101033] [2021-10-29 04:38:58,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-10-29 04:38:58,217 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:38:58,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-10-29 04:38:58,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=287, Invalid=1783, Unknown=0, NotChecked=0, Total=2070 [2021-10-29 04:38:58,218 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 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) [2021-10-29 04:38:59,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:38:59,553 INFO L93 Difference]: Finished difference Result 48 states and 50 transitions. [2021-10-29 04:38:59,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-29 04:38:59,554 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 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) Word has length 25 [2021-10-29 04:38:59,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:38:59,555 INFO L225 Difference]: With dead ends: 48 [2021-10-29 04:38:59,555 INFO L226 Difference]: Without dead ends: 46 [2021-10-29 04:38:59,556 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1199 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=558, Invalid=3102, Unknown=0, NotChecked=0, Total=3660 [2021-10-29 04:38:59,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-10-29 04:38:59,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 29. [2021-10-29 04:38:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.0714285714285714) internal successors, (30), 28 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:38:59,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2021-10-29 04:38:59,570 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 25 [2021-10-29 04:38:59,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:38:59,570 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2021-10-29 04:38:59,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 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) [2021-10-29 04:38:59,570 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2021-10-29 04:38:59,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 04:38:59,571 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:38:59,571 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 1, 1, 1, 1, 1] [2021-10-29 04:38:59,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-10-29 04:38:59,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:38:59,772 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:38:59,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:38:59,772 INFO L85 PathProgramCache]: Analyzing trace with hash 2065396123, now seen corresponding path program 5 times [2021-10-29 04:38:59,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:38:59,773 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794041788] [2021-10-29 04:38:59,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:38:59,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:38:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:39:00,817 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:39:00,817 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:39:00,817 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794041788] [2021-10-29 04:39:00,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794041788] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 04:39:00,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [48722202] [2021-10-29 04:39:00,818 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-29 04:39:00,818 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:39:00,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:39:00,819 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 04:39:00,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-29 04:39:01,515 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-10-29 04:39:01,515 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-29 04:39:01,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 64 conjunts are in the unsatisfiable core [2021-10-29 04:39:01,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:39:01,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 67 [2021-10-29 04:39:01,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2021-10-29 04:39:01,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:39:01,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:01,780 INFO L354 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2021-10-29 04:39:01,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 68 [2021-10-29 04:39:01,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:01,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:01,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:01,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:01,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:01,966 INFO L354 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2021-10-29 04:39:01,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 91 [2021-10-29 04:39:02,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,124 INFO L354 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2021-10-29 04:39:02,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 114 [2021-10-29 04:39:02,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,350 INFO L354 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2021-10-29 04:39:02,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 20 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 2 case distinctions, treesize of input 111 treesize of output 134 [2021-10-29 04:39:02,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:02,647 INFO L354 Elim1Store]: treesize reduction 330, result has 0.3 percent of original size [2021-10-29 04:39:02,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 11 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 21 case distinctions, treesize of input 169 treesize of output 198 [2021-10-29 04:39:04,208 INFO L354 Elim1Store]: treesize reduction 820, result has 0.8 percent of original size [2021-10-29 04:39:04,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 10 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 178 treesize of output 88 [2021-10-29 04:39:04,246 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:39:04,246 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:39:06,062 INFO L354 Elim1Store]: treesize reduction 29, result has 3.3 percent of original size [2021-10-29 04:39:06,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 1759 treesize of output 1 [2021-10-29 04:39:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:39:06,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [48722202] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:39:06,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [697643523] [2021-10-29 04:39:06,075 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-29 04:39:06,075 INFO L166 IcfgInterpreter]: Building call graph [2021-10-29 04:39:06,076 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-29 04:39:06,076 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-29 04:39:06,076 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-29 04:39:06,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,082 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-10-29 04:39:06,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:39:06,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-29 04:39:06,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:39:06,091 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_21|, v_prenex_15], 55=[|v_#valid_44|]} [2021-10-29 04:39:06,098 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:39:06,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:39:06,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:39:06,100 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,103 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-10-29 04:39:06,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:39:06,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:39:06,129 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,133 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,184 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-10-29 04:39:06,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 50 [2021-10-29 04:39:06,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:39:06,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:39:06,189 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,194 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-10-29 04:39:06,197 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,197 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:406, output treesize:150 [2021-10-29 04:39:06,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,204 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-10-29 04:39:06,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:39:06,211 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,212 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:39:06,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-29 04:39:06,214 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-10-29 04:39:06,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-10-29 04:39:06,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-10-29 04:39:06,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:39:06,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:39:06,236 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,241 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-10-29 04:39:06,247 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,247 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-10-29 04:39:06,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,308 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,316 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,342 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-10-29 04:39:06,344 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:39:06,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-10-29 04:39:06,349 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 341 [2021-10-29 04:39:06,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 342 [2021-10-29 04:39:06,361 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,362 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:39:06,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:39:06,368 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,373 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,374 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:39:06,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:39:06,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,377 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-10-29 04:39:06,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-10-29 04:39:06,379 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-10-29 04:39:06,381 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,382 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:39:06,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:39:06,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:39:06,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:39:06,386 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:39:06,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 374 [2021-10-29 04:39:06,392 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-10-29 04:39:06,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 429 [2021-10-29 04:39:06,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:39:06,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:39:06,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:39:06,432 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-10-29 04:39:06,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:39:06,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-29 04:39:06,460 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,489 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,503 INFO L180 QuantifierPusher]: treesize reduction 112, result has 78.4 percent of original size [2021-10-29 04:39:06,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 414 [2021-10-29 04:39:06,511 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:39:06,511 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:526, output treesize:414 [2021-10-29 04:39:06,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,572 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.5 percent of original size [2021-10-29 04:39:06,574 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-10-29 04:39:06,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-10-29 04:39:06,577 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:39:06,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-10-29 04:39:06,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-10-29 04:39:06,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:39:06,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:39:06,587 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,589 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-29 04:39:06,595 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,596 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:77 [2021-10-29 04:39:06,601 INFO L180 QuantifierPusher]: treesize reduction 49, result has 74.6 percent of original size [2021-10-29 04:39:06,604 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:39:06,605 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:39:06,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-10-29 04:39:06,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:39:06,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:39:06,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:39:06,618 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,622 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:39:06,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:39:06,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:39:06,629 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,631 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:39:06,633 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,633 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:159, output treesize:73 [2021-10-29 04:39:06,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:39:06,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-29 04:39:06,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:39:06,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:39:06,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:39:06,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:39:06,649 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,651 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-10-29 04:39:06,653 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,653 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:103, output treesize:96 [2021-10-29 04:39:06,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,679 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,681 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,681 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:39:06,683 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:39:06,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-10-29 04:39:06,686 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-10-29 04:39:06,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:39:06,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:39:06,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:39:06,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:39:06,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:39:06,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:39:06,705 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:06,721 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 47 [2021-10-29 04:39:06,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-29 04:39:06,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-29 04:39:06,725 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,736 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,742 INFO L180 QuantifierPusher]: treesize reduction 111, result has 64.2 percent of original size [2021-10-29 04:39:06,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-10-29 04:39:06,744 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:39:06,744 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:328, output treesize:199 [2021-10-29 04:39:06,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,776 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.2 percent of original size [2021-10-29 04:39:06,777 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:06,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:39:06,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:39:06,798 INFO L354 Elim1Store]: treesize reduction 40, result has 20.0 percent of original size [2021-10-29 04:39:06,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2021-10-29 04:39:06,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:39:06,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:39:06,803 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,805 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-10-29 04:39:06,807 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:06,808 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2021-10-29 04:39:06,815 INFO L180 QuantifierPusher]: treesize reduction 49, result has 64.0 percent of original size [2021-10-29 04:39:06,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-10-29 04:39:06,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:06,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-10-29 04:39:06,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:06,850 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.6 percent of original size [2021-10-29 04:39:06,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-10-29 04:39:06,859 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-29 04:39:07,644 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-29 04:39:07,644 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-29 04:39:07,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 14, 14] total 43 [2021-10-29 04:39:07,644 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744707907] [2021-10-29 04:39:07,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2021-10-29 04:39:07,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:39:07,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-10-29 04:39:07,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=311, Invalid=1945, Unknown=0, NotChecked=0, Total=2256 [2021-10-29 04:39:07,647 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand has 43 states, 43 states have (on average 1.697674418604651) internal successors, (73), 43 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:39:18,414 WARN L207 SmtUtils]: Spent 7.92 s on a formula simplification. DAG size of input: 169 DAG size of output: 141 [2021-10-29 04:39:31,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:39:31,604 INFO L93 Difference]: Finished difference Result 47 states and 50 transitions. [2021-10-29 04:39:31,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-29 04:39:31,605 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 1.697674418604651) internal successors, (73), 43 states have internal predecessors, (73), 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 28 [2021-10-29 04:39:31,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:39:31,606 INFO L225 Difference]: With dead ends: 47 [2021-10-29 04:39:31,606 INFO L226 Difference]: Without dead ends: 45 [2021-10-29 04:39:31,608 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1182 ImplicationChecksByTransitivity, 25.5s TimeCoverageRelationStatistics Valid=670, Invalid=3362, Unknown=0, NotChecked=0, Total=4032 [2021-10-29 04:39:31,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-29 04:39:31,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 32. [2021-10-29 04:39:31,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 31 states have (on average 1.064516129032258) internal successors, (33), 31 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) [2021-10-29 04:39:31,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions. [2021-10-29 04:39:31,639 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 28 [2021-10-29 04:39:31,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:39:31,640 INFO L470 AbstractCegarLoop]: Abstraction has 32 states and 33 transitions. [2021-10-29 04:39:31,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 1.697674418604651) internal successors, (73), 43 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:39:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2021-10-29 04:39:31,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 04:39:31,643 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:39:31,644 INFO L513 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 1, 1, 1, 1, 1] [2021-10-29 04:39:31,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-29 04:39:31,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:39:31,870 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:39:31,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:39:31,871 INFO L85 PathProgramCache]: Analyzing trace with hash 519549890, now seen corresponding path program 6 times [2021-10-29 04:39:31,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 04:39:31,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913376907] [2021-10-29 04:39:31,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:39:31,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:39:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:39:32,137 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 5 proven. 35 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:39:32,137 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 04:39:32,137 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913376907] [2021-10-29 04:39:32,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913376907] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 04:39:32,138 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141926319] [2021-10-29 04:39:32,138 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-29 04:39:32,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:39:32,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:39:32,140 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 04:39:32,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-29 04:39:32,926 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-29 04:39:32,926 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-29 04:39:32,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 04:39:32,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:39:33,190 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 5 proven. 35 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:39:33,190 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:39:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 5 proven. 35 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:39:33,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141926319] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:39:33,476 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1182151175] [2021-10-29 04:39:33,478 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-29 04:39:33,479 INFO L166 IcfgInterpreter]: Building call graph [2021-10-29 04:39:33,479 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-29 04:39:33,479 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-29 04:39:33,479 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-29 04:39:33,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,485 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-29 04:39:33,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-29 04:39:33,488 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-10-29 04:39:33,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:39:33,495 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|, v_prenex_17], 55=[|v_#valid_45|]} [2021-10-29 04:39:33,504 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:39:33,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:39:33,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:39:33,506 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:33,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:33,511 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-10-29 04:39:33,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:39:33,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-10-29 04:39:33,551 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:33,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:33,556 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,640 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-10-29 04:39:33,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 50 [2021-10-29 04:39:33,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:39:33,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:39:33,647 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:33,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:33,653 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-10-29 04:39:33,658 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:33,658 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:406, output treesize:150 [2021-10-29 04:39:33,662 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,664 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,666 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:39:33,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:39:33,668 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,670 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:39:33,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:39:33,672 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:39:33,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 185 [2021-10-29 04:39:33,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:39:33,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:39:33,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:39:33,699 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:33,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:33,705 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-10-29 04:39:33,720 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:33,721 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:183, output treesize:183 [2021-10-29 04:39:33,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:33,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:33,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:33,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,810 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:39:33,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:39:33,812 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,818 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,821 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:39:33,823 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-10-29 04:39:33,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 368 [2021-10-29 04:39:33,827 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 351 [2021-10-29 04:39:33,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 352 [2021-10-29 04:39:33,841 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:39:33,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:39:33,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-10-29 04:39:33,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-10-29 04:39:33,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-10-29 04:39:33,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:39:33,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-29 04:39:33,854 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-10-29 04:39:33,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-29 04:39:33,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-10-29 04:39:33,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-10-29 04:39:33,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:33,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-10-29 04:39:33,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 439 [2021-10-29 04:39:33,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-29 04:39:33,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:39:33,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-10-29 04:39:33,899 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:33,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:33,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2021-10-29 04:39:33,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:39:33,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:39:33,949 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:33,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:33,974 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:33,995 INFO L180 QuantifierPusher]: treesize reduction 112, result has 78.8 percent of original size [2021-10-29 04:39:34,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 424 [2021-10-29 04:39:34,003 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:39:34,003 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:536, output treesize:424 [2021-10-29 04:39:34,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,072 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.5 percent of original size [2021-10-29 04:39:34,074 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,075 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-10-29 04:39:34,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-10-29 04:39:34,077 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-29 04:39:34,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-10-29 04:39:34,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-10-29 04:39:34,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:39:34,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-10-29 04:39:34,090 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,092 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-29 04:39:34,096 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,096 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:77 [2021-10-29 04:39:34,103 INFO L180 QuantifierPusher]: treesize reduction 49, result has 74.6 percent of original size [2021-10-29 04:39:34,104 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-29 04:39:34,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:39:34,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-10-29 04:39:34,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:39:34,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:39:34,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-10-29 04:39:34,122 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,124 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-29 04:39:34,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:39:34,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-10-29 04:39:34,134 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,136 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:39:34,139 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,139 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:159, output treesize:73 [2021-10-29 04:39:34,141 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,143 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:39:34,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-29 04:39:34,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:39:34,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:34,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:39:34,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:39:34,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:39:34,160 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,163 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-10-29 04:39:34,166 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,166 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:103, output treesize:96 [2021-10-29 04:39:34,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,199 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,201 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-29 04:39:34,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-10-29 04:39:34,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-10-29 04:39:34,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-10-29 04:39:34,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-10-29 04:39:34,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:34,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:34,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:34,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:34,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:34,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:34,248 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 47 [2021-10-29 04:39:34,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-29 04:39:34,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-29 04:39:34,252 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:39:34,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:39:34,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2021-10-29 04:39:34,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:39:34,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-29 04:39:34,268 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,281 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,285 INFO L180 QuantifierPusher]: treesize reduction 111, result has 65.0 percent of original size [2021-10-29 04:39:34,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 206 [2021-10-29 04:39:34,287 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-29 04:39:34,287 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:328, output treesize:206 [2021-10-29 04:39:34,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,319 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.2 percent of original size [2021-10-29 04:39:34,320 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 04:39:34,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-29 04:39:34,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-29 04:39:34,341 INFO L354 Elim1Store]: treesize reduction 40, result has 20.0 percent of original size [2021-10-29 04:39:34,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2021-10-29 04:39:34,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:39:34,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-10-29 04:39:34,344 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,346 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-10-29 04:39:34,348 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-29 04:39:34,348 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2021-10-29 04:39:34,352 INFO L180 QuantifierPusher]: treesize reduction 49, result has 64.0 percent of original size [2021-10-29 04:39:34,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-10-29 04:39:34,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 04:39:34,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-10-29 04:39:34,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:34,392 INFO L180 QuantifierPusher]: treesize reduction 48, result has 68.6 percent of original size [2021-10-29 04:39:34,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-10-29 04:39:34,403 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-29 04:39:35,115 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-29 04:39:35,115 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-29 04:39:35,115 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 22 [2021-10-29 04:39:35,118 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357071855] [2021-10-29 04:39:35,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-29 04:39:35,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 04:39:35,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-29 04:39:35,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=606, Unknown=0, NotChecked=0, Total=756 [2021-10-29 04:39:35,121 INFO L87 Difference]: Start difference. First operand 32 states and 33 transitions. Second operand has 23 states, 23 states have (on average 2.8260869565217392) internal successors, (65), 22 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:39:35,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:39:35,318 INFO L93 Difference]: Finished difference Result 55 states and 57 transitions. [2021-10-29 04:39:35,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 04:39:35,318 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.8260869565217392) internal successors, (65), 22 states have internal predecessors, (65), 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 [2021-10-29 04:39:35,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:39:35,319 INFO L225 Difference]: With dead ends: 55 [2021-10-29 04:39:35,319 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 04:39:35,320 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=157, Invalid=655, Unknown=0, NotChecked=0, Total=812 [2021-10-29 04:39:35,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 04:39:35,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 04:39:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:39:35,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 04:39:35,321 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2021-10-29 04:39:35,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:39:35,321 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 04:39:35,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 2.8260869565217392) internal successors, (65), 22 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:39:35,321 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 04:39:35,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:39:35,323 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:39:35,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-29 04:39:35,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 04:39:35,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 04:39:35,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:35,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:36,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:36,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:39:47,721 INFO L857 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2021-10-29 04:39:47,721 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 04:39:47,722 INFO L853 garLoopResultBuilder]: At program point L32-3(lines 32 35) the Hoare annotation is: (let ((.cse44 (+ 4294967295 ULTIMATE.start_main_~max~0))) (let ((.cse46 (div .cse44 4294967296)) (.cse19 (select |#memory_int| |ULTIMATE.start_main_~#str1~0.base|)) (.cse37 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0))) (let ((.cse41 (+ |ULTIMATE.start_main_~#str2~0.offset| ULTIMATE.start_main_~j~0)) (.cse42 (select .cse19 .cse37)) (.cse33 (mod .cse44 4294967296)) (.cse45 (* 4294967296 .cse46)) (.cse23 (select |#memory_int| |ULTIMATE.start_main_~#str2~0.base|))) (let ((.cse28 (select .cse23 (+ |ULTIMATE.start_main_~#str2~0.offset| 1))) (.cse31 (+ ULTIMATE.start_main_~i~0 .cse45)) (.cse36 (+ ULTIMATE.start_main_~j~0 3)) (.cse38 (<= 1 ULTIMATE.start_main_~i~0)) (.cse34 (+ ULTIMATE.start_main_~j~0 2)) (.cse40 (+ |ULTIMATE.start_main_~#str2~0.offset| .cse33)) (.cse43 (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| .cse33))) (.cse27 (select .cse23 |ULTIMATE.start_main_~#str2~0.offset|)) (.cse39 (store .cse23 .cse41 .cse42)) (.cse24 (* .cse46 (- 4294967296))) (.cse25 (select .cse19 1)) (.cse22 (select .cse23 (+ |ULTIMATE.start_main_~#str2~0.offset| 3)))) (let ((.cse30 (= .cse22 (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| .cse33 (- 3))))) (.cse17 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))) (.cse2 (or (<= 1 .cse37) (= (select .cse39 (+ (* ULTIMATE.start_main_~i~0 (- 1)) |ULTIMATE.start_main_~#str1~0.offset| 4294967294 ULTIMATE.start_main_~max~0 .cse24)) .cse25))) (.cse8 (= 5 ULTIMATE.start_main_~max~0)) (.cse11 (= .cse43 .cse27)) (.cse21 (select .cse23 (+ |ULTIMATE.start_main_~#str2~0.offset| 2))) (.cse16 (= .cse44 (+ ULTIMATE.start_main_~j~0 ULTIMATE.start_main_~i~0 .cse45))) (.cse0 (or (<= 2 ULTIMATE.start_main_~i~0) (= (+ ULTIMATE.start_main_~j~0 1) .cse33) (< ULTIMATE.start_main_~i~0 1))) (.cse1 (or (= (select .cse19 |ULTIMATE.start_main_~#str1~0.offset|) (select .cse23 .cse40)) (<= 0 ULTIMATE.start_main_~i~0))) (.cse3 (or (= .cse34 .cse33) (<= 3 ULTIMATE.start_main_~i~0) (< ULTIMATE.start_main_~i~0 2))) (.cse4 (or (= ULTIMATE.start_main_~j~0 .cse33) .cse38)) (.cse5 (<= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse6 (or (<= 4 ULTIMATE.start_main_~i~0) (= .cse33 .cse36) (< ULTIMATE.start_main_~i~0 3))) (.cse7 (= .cse43 0)) (.cse9 (<= 4294967296 .cse31)) (.cse10 (= |ULTIMATE.start_main_~#str1~0.offset| 0)) (.cse12 (not (= |ULTIMATE.start_main_~#str1~0.base| |ULTIMATE.start_main_~#str2~0.base|))) (.cse13 (= (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| .cse33 (- 4))) (select .cse23 (+ |ULTIMATE.start_main_~#str2~0.offset| 4)))) (.cse29 (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0 3))) (.cse14 (= |ULTIMATE.start_main_~#str2~0.offset| 0)) (.cse15 (= .cse28 (select .cse19 (+ (- 1) |ULTIMATE.start_main_~#str1~0.offset| .cse33)))) (.cse26 (= (select .cse23 .cse41) .cse42)) (.cse18 (or .cse38 (< ULTIMATE.start_main_~i~0 0) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~#str2~0.base| .cse39) |ULTIMATE.start_main_~#str1~0.base|) |ULTIMATE.start_main_~#str1~0.offset|) (select .cse39 .cse40)))) (.cse32 (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0 1)))) (or (let ((.cse20 (mod (+ ULTIMATE.start_main_~j~0 4) 4294967296))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (= ULTIMATE.start_main_~j~0 0) .cse16 .cse17 .cse18 (= (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 2) .cse20)) .cse21) (= .cse22 (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 3) .cse20))))) (and (= (select .cse23 (+ |ULTIMATE.start_main_~#str1~0.offset| 4294967294 ULTIMATE.start_main_~max~0 .cse24)) .cse25) .cse1 .cse4 .cse7 .cse8 .cse10 .cse12 (= ULTIMATE.start_main_~i~0 0) .cse14 .cse26 .cse18 (= (select .cse19 2) (select .cse23 2)) (= (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0 4)) .cse27) (= .cse28 .cse29)) (and .cse0 .cse1 .cse2 .cse3 .cse30 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10 .cse11 .cse12 (<= .cse31 4294967298) .cse13 (= ULTIMATE.start_main_~i~0 2) .cse14 .cse16 .cse18 (= .cse32 (select .cse23 1)) (= (+ ULTIMATE.start_main_~i~0 2) .cse33) (= (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 2) (mod .cse34 4294967296))) .cse21)) (and .cse0 .cse1 .cse2 .cse3 .cse30 .cse4 (= ULTIMATE.start_main_~i~0 5) .cse6 .cse7 .cse8 .cse9 .cse10 (= (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 2) .cse33)) .cse21) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18) (let ((.cse35 (mod .cse36 4294967296))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= .cse22 (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 3) .cse35))) .cse14 .cse26 (= (select .cse19 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 2) .cse35)) .cse21) .cse16 .cse18 (= ULTIMATE.start_main_~j~0 1))) (and .cse0 .cse1 .cse3 (<= .cse37 1) .cse4 .cse5 .cse6 .cse7 .cse9 (<= .cse31 4294967297) .cse10 .cse12 (= ULTIMATE.start_main_~j~0 3) .cse13 (= .cse27 .cse29) .cse14 .cse15 .cse26 .cse18 (= .cse32 (select .cse23 (+ |ULTIMATE.start_main_~#str2~0.offset| (- 1) ULTIMATE.start_main_~j~0))) (< 0 .cse37)))))))) [2021-10-29 04:39:47,722 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2021-10-29 04:39:47,722 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 04:39:47,722 INFO L853 garLoopResultBuilder]: At program point L26-3(lines 26 29) the Hoare annotation is: (let ((.cse16 (+ 4294967295 ULTIMATE.start_main_~max~0))) (let ((.cse9 (select |#memory_int| |ULTIMATE.start_main_~#str1~0.base|)) (.cse0 (mod .cse16 4294967296))) (let ((.cse12 (select .cse9 (+ |ULTIMATE.start_main_~#str1~0.offset| .cse0))) (.cse8 (div .cse16 4294967296))) (let ((.cse20 (select .cse9 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0 1))) (.cse17 (* 4294967296 .cse8)) (.cse22 (+ 4294967291 ULTIMATE.start_main_~max~0)) (.cse11 (= .cse12 0)) (.cse7 (select |#memory_int| |ULTIMATE.start_main_~#str2~0.base|))) (let ((.cse14 (select .cse7 (+ |ULTIMATE.start_main_~#str2~0.offset| 1))) (.cse15 (select .cse9 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0 3))) (.cse19 (select .cse9 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0 2))) (.cse13 (select .cse7 |ULTIMATE.start_main_~#str2~0.offset|)) (.cse23 (+ |ULTIMATE.start_main_~#str2~0.offset| ULTIMATE.start_main_~j~0)) (.cse6 (or (and .cse11 (<= .cse0 2147483647)) (and (< 2147483647 .cse0) (= (select .cse9 (+ |ULTIMATE.start_main_~#str1~0.offset| .cse0 (- 4294967296))) 0)))) (.cse1 (= |ULTIMATE.start_main_~#str1~0.offset| 0)) (.cse2 (not (= |ULTIMATE.start_main_~#str1~0.base| |ULTIMATE.start_main_~#str2~0.base|))) (.cse3 (< 0 .cse8)) (.cse4 (<= .cse8 1)) (.cse5 (= |ULTIMATE.start_main_~#str2~0.offset| 0)) (.cse21 (<= .cse17 .cse22)) (.cse10 (+ ULTIMATE.start_main_~i~0 .cse17)) (.cse18 (= .cse20 (select .cse7 (+ |ULTIMATE.start_main_~#str2~0.offset| (- 1) ULTIMATE.start_main_~j~0))))) (or (and (= ULTIMATE.start_main_~i~0 .cse0) .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_main_~i~0 4) (= ULTIMATE.start_main_~j~0 0) .cse6) (and (= (select .cse7 (+ |ULTIMATE.start_main_~#str1~0.offset| 4294967294 ULTIMATE.start_main_~max~0 (* .cse8 (- 4294967296)))) (select .cse9 1)) (<= ULTIMATE.start_main_~max~0 5) (<= 5 ULTIMATE.start_main_~max~0) (<= .cse10 4294967295) .cse11 .cse1 (= .cse12 .cse13) .cse2 .cse5 (<= 0 (+ ULTIMATE.start_main_~i~0 1)) (= .cse14 (select .cse9 (+ (- 1) |ULTIMATE.start_main_~#str1~0.offset| .cse0))) (= (select .cse7 (+ |ULTIMATE.start_main_~#str2~0.offset| ULTIMATE.start_main_~j~0 (- 3))) .cse15) (= .cse16 (+ ULTIMATE.start_main_~j~0 ULTIMATE.start_main_~i~0 .cse17)) .cse18) (and (= ULTIMATE.start_main_~j~0 4) .cse1 .cse2 (= .cse19 (select .cse7 (+ |ULTIMATE.start_main_~#str2~0.offset| 2))) (= ULTIMATE.start_main_~i~0 0) (= (select .cse7 (+ |ULTIMATE.start_main_~#str2~0.offset| 3)) .cse20) .cse3 .cse4 .cse5 .cse21 (<= .cse22 .cse10) (= (select .cse9 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0 4)) .cse13) (= .cse14 .cse15) .cse6) (and .cse1 .cse2 (= ULTIMATE.start_main_~j~0 3) (= ULTIMATE.start_main_~i~0 1) (= (select .cse9 (+ |ULTIMATE.start_main_~#str1~0.offset| 3)) (select (store .cse7 .cse23 (select .cse9 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0))) 1)) .cse3 (= .cse13 .cse15) (<= (+ 4294967292 ULTIMATE.start_main_~max~0) .cse10) .cse4 .cse5 .cse21 .cse18 .cse6) (and (= .cse19 .cse13) .cse1 .cse2 (< 1 .cse23) (= ULTIMATE.start_main_~i~0 2) .cse4 .cse5 (<= .cse23 2) .cse18 .cse6 (= (+ ULTIMATE.start_main_~i~0 2) .cse0) (<= 4294967298 .cse10)) (and .cse11 .cse1 .cse2 .cse3 (= ULTIMATE.start_main_~i~0 3) .cse4 .cse5 .cse21 (<= (+ 4294967294 ULTIMATE.start_main_~max~0) .cse10) .cse18 (= ULTIMATE.start_main_~j~0 1)))))))) [2021-10-29 04:39:47,723 INFO L853 garLoopResultBuilder]: At program point L18-3(lines 18 20) the Hoare annotation is: (let ((.cse6 (div (+ 4294967295 ULTIMATE.start_main_~max~0) 4294967296))) (let ((.cse5 (* 4294967296 .cse6)) (.cse4 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0)) (.cse0 (= 5 ULTIMATE.start_main_~max~0)) (.cse1 (= |ULTIMATE.start_main_~#str1~0.offset| 0)) (.cse2 (not (= |ULTIMATE.start_main_~#str1~0.base| |ULTIMATE.start_main_~#str2~0.base|))) (.cse3 (= |ULTIMATE.start_main_~#str2~0.offset| 0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= (+ ULTIMATE.start_main_~i~0 4) ULTIMATE.start_main_~max~0) (< 0 .cse4)) (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_main_~i~0 4)) (and .cse0 .cse2 (<= ULTIMATE.start_main_~i~0 2) .cse3 (= .cse4 2) (<= 4294967298 (+ ULTIMATE.start_main_~i~0 .cse5))) (and (<= ULTIMATE.start_main_~max~0 5) (= ULTIMATE.start_main_~i~0 5) .cse1 .cse2 (< 0 .cse6) .cse3 (<= .cse5 (+ 4294967291 ULTIMATE.start_main_~max~0))) (and .cse0 .cse1 .cse2 (<= ULTIMATE.start_main_~i~0 3) .cse3 (<= 3 .cse4)) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_main_~i~0 0) .cse3)))) [2021-10-29 04:39:47,723 INFO L857 garLoopResultBuilder]: For program point L6(lines 6 8) no Hoare annotation was computed. [2021-10-29 04:39:47,723 INFO L853 garLoopResultBuilder]: At program point L6-2(lines 5 10) the Hoare annotation is: (let ((.cse35 (+ 4294967295 ULTIMATE.start_main_~max~0))) (let ((.cse11 (select |#memory_int| |ULTIMATE.start_main_~#str1~0.base|)) (.cse12 (mod .cse35 4294967296)) (.cse39 (div .cse35 4294967296)) (.cse25 (select |#memory_int| |ULTIMATE.start_main_~#str2~0.base|))) (let ((.cse27 (select .cse25 (+ |ULTIMATE.start_main_~#str2~0.offset| 1))) (.cse23 (select .cse25 (+ |ULTIMATE.start_main_~#str2~0.offset| 4))) (.cse36 (* 4294967296 .cse39)) (.cse31 (+ ULTIMATE.start_main_~j~0 3)) (.cse33 (+ ULTIMATE.start_main_~j~0 2)) (.cse34 (+ ULTIMATE.start_main_~j~0 1)) (.cse37 (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| .cse12))) (.cse26 (select .cse25 |ULTIMATE.start_main_~#str2~0.offset|)) (.cse29 (select .cse25 (+ |ULTIMATE.start_main_~#str2~0.offset| 3)))) (let ((.cse4 (= .cse29 (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| .cse12 (- 3))))) (.cse14 (= .cse37 .cse26)) (.cse21 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))) (.cse13 (select .cse25 (+ |ULTIMATE.start_main_~#str2~0.offset| 2))) (.cse0 (or (<= 2 ULTIMATE.start_main_~i~0) (= .cse34 .cse12) (< ULTIMATE.start_main_~i~0 1))) (.cse1 (let ((.cse38 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0))) (or (<= 1 .cse38) (= (select (store .cse25 (+ |ULTIMATE.start_main_~#str2~0.offset| ULTIMATE.start_main_~j~0) (select .cse11 .cse38)) (+ (* ULTIMATE.start_main_~i~0 (- 1)) |ULTIMATE.start_main_~#str1~0.offset| 4294967294 ULTIMATE.start_main_~max~0 (* .cse39 (- 4294967296)))) (select .cse11 1))))) (.cse2 (<= ULTIMATE.start_main_~max~0 5)) (.cse3 (or (= .cse33 .cse12) (<= 3 ULTIMATE.start_main_~i~0) (< ULTIMATE.start_main_~i~0 2))) (.cse5 (<= 5 ULTIMATE.start_main_~max~0)) (.cse6 (or (= ULTIMATE.start_main_~j~0 .cse12) (<= 1 ULTIMATE.start_main_~i~0))) (.cse22 (<= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse7 (or (<= 4 ULTIMATE.start_main_~i~0) (= .cse12 .cse31) (< ULTIMATE.start_main_~i~0 3))) (.cse8 (= .cse37 0)) (.cse9 (<= 4294967296 (+ ULTIMATE.start_main_~i~0 .cse36))) (.cse10 (= |ULTIMATE.start_main_~#str1~0.offset| 0)) (.cse15 (not (= |ULTIMATE.start_main_~#str1~0.base| |ULTIMATE.start_main_~#str2~0.base|))) (.cse16 (= (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| .cse12 (- 4))) .cse23)) (.cse17 (< (mod ULTIMATE.start_main_~i~0 4294967296) (mod ULTIMATE.start_main_~max~0 4294967296))) (.cse28 (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0 3))) (.cse18 (= |ULTIMATE.start_main_~#str2~0.offset| 0)) (.cse19 (= .cse27 (select .cse11 (+ (- 1) |ULTIMATE.start_main_~#str1~0.offset| .cse12)))) (.cse20 (= .cse35 (+ ULTIMATE.start_main_~j~0 ULTIMATE.start_main_~i~0 .cse36))) (.cse32 (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 2) .cse12)) .cse13) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 (= ULTIMATE.start_main_~i~0 4) .cse20 .cse21) (let ((.cse24 (mod ULTIMATE.start_main_~j~0 4294967296))) (and .cse0 .cse2 .cse3 .cse5 .cse6 .cse22 .cse7 .cse8 .cse9 .cse10 .cse15 (= ULTIMATE.start_main_~i~0 0) .cse17 (= .cse23 (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| .cse24 (- 4)))) .cse18 (= (select .cse11 2) (select .cse25 2)) (= (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| ULTIMATE.start_main_~i~0 4)) .cse26) (= .cse27 .cse28) (= .cse29 (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| .cse24 (- 3)))))) (let ((.cse30 (mod .cse31 4294967296))) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse22 .cse7 .cse8 .cse9 .cse10 .cse14 .cse15 .cse16 .cse17 (= .cse29 (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 3) .cse30))) .cse18 .cse19 (= (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 2) .cse30)) .cse13) .cse20 .cse21 (= ULTIMATE.start_main_~j~0 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse22 .cse7 .cse8 .cse9 .cse10 .cse14 .cse15 .cse16 .cse17 .cse18 .cse20 .cse21 (= .cse32 (select .cse25 1)) (= (+ ULTIMATE.start_main_~i~0 2) .cse12) (= (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 2) (mod .cse33 4294967296))) .cse13)) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse22 (= .cse29 (select .cse11 (+ |ULTIMATE.start_main_~#str1~0.offset| (- 3) (mod .cse34 4294967296)))) .cse7 .cse8 .cse9 .cse10 .cse15 .cse16 .cse17 (= ULTIMATE.start_main_~i~0 1) (= .cse26 .cse28) .cse18 .cse19 .cse20 (= .cse32 (select .cse25 (+ |ULTIMATE.start_main_~#str2~0.offset| (- 1) ULTIMATE.start_main_~j~0))))))))) [2021-10-29 04:39:47,726 INFO L731 BasicCegarLoop]: Path program histogram: [6, 3, 1, 1] [2021-10-29 04:39:47,727 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 04:39:47,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:39:47 BoogieIcfgContainer [2021-10-29 04:39:47,819 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 04:39:47,820 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:39:47,820 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:39:47,820 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:39:47,821 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:35:20" (3/4) ... [2021-10-29 04:39:47,823 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:39:47,832 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-10-29 04:39:47,833 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-29 04:39:47,833 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:39:47,833 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:39:47,890 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 04:39:47,890 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:39:47,890 INFO L168 Benchmark]: Toolchain (without parser) took 267635.96 ms. Allocated memory was 88.1 MB in the beginning and 597.7 MB in the end (delta: 509.6 MB). Free memory was 50.6 MB in the beginning and 463.3 MB in the end (delta: -412.8 MB). Peak memory consumption was 96.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:39:47,891 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 88.1 MB. Free memory was 67.0 MB in the beginning and 67.0 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:39:47,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 247.23 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.4 MB in the beginning and 81.6 MB in the end (delta: -31.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:39:47,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.80 ms. Allocated memory is still 107.0 MB. Free memory was 81.6 MB in the beginning and 80.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:39:47,891 INFO L168 Benchmark]: Boogie Preprocessor took 31.58 ms. Allocated memory is still 107.0 MB. Free memory was 80.0 MB in the beginning and 78.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:39:47,891 INFO L168 Benchmark]: RCFGBuilder took 410.74 ms. Allocated memory is still 107.0 MB. Free memory was 78.8 MB in the beginning and 65.3 MB in the end (delta: 13.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:39:47,893 INFO L168 Benchmark]: TraceAbstraction took 266832.21 ms. Allocated memory was 107.0 MB in the beginning and 597.7 MB in the end (delta: 490.7 MB). Free memory was 64.8 MB in the beginning and 469.6 MB in the end (delta: -404.8 MB). Peak memory consumption was 371.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:39:47,893 INFO L168 Benchmark]: Witness Printer took 70.19 ms. Allocated memory is still 597.7 MB. Free memory was 469.6 MB in the beginning and 463.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:39:47,894 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 88.1 MB. Free memory was 67.0 MB in the beginning and 67.0 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 247.23 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.4 MB in the beginning and 81.6 MB in the end (delta: -31.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.80 ms. Allocated memory is still 107.0 MB. Free memory was 81.6 MB in the beginning and 80.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.58 ms. Allocated memory is still 107.0 MB. Free memory was 80.0 MB in the beginning and 78.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 410.74 ms. Allocated memory is still 107.0 MB. Free memory was 78.8 MB in the beginning and 65.3 MB in the end (delta: 13.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 266832.21 ms. Allocated memory was 107.0 MB in the beginning and 597.7 MB in the end (delta: 490.7 MB). Free memory was 64.8 MB in the beginning and 469.6 MB in the end (delta: -404.8 MB). Peak memory consumption was 371.1 MB. Max. memory is 16.1 GB. * Witness Printer took 70.19 ms. Allocated memory is still 597.7 MB. Free memory was 469.6 MB in the beginning and 463.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 266.6s, OverallIterations: 11, TraceHistogramMax: 6, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 36.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 74 SDtfs, 578 SDslu, 521 SDs, 0 SdLazy, 1962 SolverSat, 866 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 747 GetRequests, 325 SyntacticMatches, 13 SemanticMatches, 409 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5593 ImplicationChecksByTransitivity, 49.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=10, InterpolantAutomatonStates: 206, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 150 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 27 NumberOfFragments, 3950 HoareAnnotationTreeSize, 4 FomulaSimplifications, 7995833 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 63278159 FormulaSimplificationTreeSizeReductionInter, 11.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 25.1s InterpolantComputationTime, 307 NumberOfCodeBlocks, 306 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 396 ConstructedInterpolants, 0 QuantifiedInterpolants, 14206 SizeOfPredicates, 69 NumberOfNonLiveVariables, 830 ConjunctsInSsa, 197 ConjunctsInUnsatCore, 23 InterpolantComputations, 2 PerfectInterpolantSequences, 270/708 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((2 <= i || j + 1 == (4294967295 + max) % 4294967296) || i < 1) && (1 <= str1 + i || unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][i * -1 + str1 + 4294967294 + max + (4294967295 + max) / 4294967296 * -4294967296] == unknown-#memory_int-unknown[str1][1])) && max <= 5) && ((j + 2 == (4294967295 + max) % 4294967296 || 3 <= i) || i < 2)) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -3]) && 5 <= max) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && ((4 <= i || (4294967295 + max) % 4294967296 == j + 3) || i < 3)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 4294967296 <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && str1 == 0) && unknown-#memory_int-unknown[str1][str1 + -2 + (4294967295 + max) % 4294967296] == unknown-#memory_int-unknown[str2][str2 + 2]) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == unknown-#memory_int-unknown[str2][str2]) && !(str1 == str2)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && i % 4294967296 < max % 4294967296) && str2 == 0) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][-1 + str1 + (4294967295 + max) % 4294967296]) && i == 4) && 4294967295 + max == j + i + 4294967296 * ((4294967295 + max) / 4294967296)) && !(0 == cond)) || ((((((((((((((((((((2 <= i || j + 1 == (4294967295 + max) % 4294967296) || i < 1) && max <= 5) && ((j + 2 == (4294967295 + max) % 4294967296 || 3 <= i) || i < 2)) && 5 <= max) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && 1 <= cond) && ((4 <= i || (4294967295 + max) % 4294967296 == j + 3) || i < 3)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 4294967296 <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && str1 == 0) && !(str1 == str2)) && i == 0) && i % 4294967296 < max % 4294967296) && unknown-#memory_int-unknown[str2][str2 + 4] == unknown-#memory_int-unknown[str1][str1 + j % 4294967296 + -4]) && str2 == 0) && unknown-#memory_int-unknown[str1][2] == unknown-#memory_int-unknown[str2][2]) && unknown-#memory_int-unknown[str1][str1 + i + 4] == unknown-#memory_int-unknown[str2][str2]) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + j % 4294967296 + -3])) || (((((((((((((((((((((((2 <= i || j + 1 == (4294967295 + max) % 4294967296) || i < 1) && (1 <= str1 + i || unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][i * -1 + str1 + 4294967294 + max + (4294967295 + max) / 4294967296 * -4294967296] == unknown-#memory_int-unknown[str1][1])) && max <= 5) && ((j + 2 == (4294967295 + max) % 4294967296 || 3 <= i) || i < 2)) && 5 <= max) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && 1 <= cond) && ((4 <= i || (4294967295 + max) % 4294967296 == j + 3) || i < 3)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 4294967296 <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && str1 == 0) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == unknown-#memory_int-unknown[str2][str2]) && !(str1 == str2)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && i % 4294967296 < max % 4294967296) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + -3 + (j + 3) % 4294967296]) && str2 == 0) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][-1 + str1 + (4294967295 + max) % 4294967296]) && unknown-#memory_int-unknown[str1][str1 + -2 + (j + 3) % 4294967296] == unknown-#memory_int-unknown[str2][str2 + 2]) && 4294967295 + max == j + i + 4294967296 * ((4294967295 + max) / 4294967296)) && !(0 == cond)) && j == 1)) || (((((((((((((((((((((((2 <= i || j + 1 == (4294967295 + max) % 4294967296) || i < 1) && (1 <= str1 + i || unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][i * -1 + str1 + 4294967294 + max + (4294967295 + max) / 4294967296 * -4294967296] == unknown-#memory_int-unknown[str1][1])) && max <= 5) && ((j + 2 == (4294967295 + max) % 4294967296 || 3 <= i) || i < 2)) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -3]) && 5 <= max) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && 1 <= cond) && ((4 <= i || (4294967295 + max) % 4294967296 == j + 3) || i < 3)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 4294967296 <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && str1 == 0) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == unknown-#memory_int-unknown[str2][str2]) && !(str1 == str2)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && i % 4294967296 < max % 4294967296) && str2 == 0) && 4294967295 + max == j + i + 4294967296 * ((4294967295 + max) / 4294967296)) && !(0 == cond)) && unknown-#memory_int-unknown[str1][str1 + i + 1] == unknown-#memory_int-unknown[str2][1]) && i + 2 == (4294967295 + max) % 4294967296) && unknown-#memory_int-unknown[str1][str1 + -2 + (j + 2) % 4294967296] == unknown-#memory_int-unknown[str2][str2 + 2])) || ((((((((((((((((((((((2 <= i || j + 1 == (4294967295 + max) % 4294967296) || i < 1) && (1 <= str1 + i || unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][i * -1 + str1 + 4294967294 + max + (4294967295 + max) / 4294967296 * -4294967296] == unknown-#memory_int-unknown[str1][1])) && max <= 5) && ((j + 2 == (4294967295 + max) % 4294967296 || 3 <= i) || i < 2)) && 5 <= max) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && 1 <= cond) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + -3 + (j + 1) % 4294967296]) && ((4 <= i || (4294967295 + max) % 4294967296 == j + 3) || i < 3)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 4294967296 <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && str1 == 0) && !(str1 == str2)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && i % 4294967296 < max % 4294967296) && i == 1) && unknown-#memory_int-unknown[str2][str2] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && str2 == 0) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][-1 + str1 + (4294967295 + max) % 4294967296]) && 4294967295 + max == j + i + 4294967296 * ((4294967295 + max) / 4294967296)) && unknown-#memory_int-unknown[str1][str1 + i + 1] == unknown-#memory_int-unknown[str2][str2 + -1 + j]) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((2 <= i || j + 1 == (4294967295 + max) % 4294967296) || i < 1) && (unknown-#memory_int-unknown[str1][str1] == unknown-#memory_int-unknown[str2][str2 + (4294967295 + max) % 4294967296] || 0 <= i)) && (1 <= str1 + i || unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][i * -1 + str1 + 4294967294 + max + (4294967295 + max) / 4294967296 * -4294967296] == unknown-#memory_int-unknown[str1][1])) && ((j + 2 == (4294967295 + max) % 4294967296 || 3 <= i) || i < 2)) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && 1 <= cond) && ((4 <= i || (4294967295 + max) % 4294967296 == j + 3) || i < 3)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 5 == max) && 4294967296 <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && str1 == 0) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == unknown-#memory_int-unknown[str2][str2]) && !(str1 == str2)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && str2 == 0) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][-1 + str1 + (4294967295 + max) % 4294967296]) && j == 0) && 4294967295 + max == j + i + 4294967296 * ((4294967295 + max) / 4294967296)) && !(0 == cond)) && ((1 <= i || i < 0) || unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]]][str1][str1] == unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][str2 + (4294967295 + max) % 4294967296])) && unknown-#memory_int-unknown[str1][str1 + -2 + (j + 4) % 4294967296] == unknown-#memory_int-unknown[str2][str2 + 2]) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + -3 + (j + 4) % 4294967296]) || (((((((((((((unknown-#memory_int-unknown[str2][str1 + 4294967294 + max + (4294967295 + max) / 4294967296 * -4294967296] == unknown-#memory_int-unknown[str1][1] && (unknown-#memory_int-unknown[str1][str1] == unknown-#memory_int-unknown[str2][str2 + (4294967295 + max) % 4294967296] || 0 <= i)) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 5 == max) && str1 == 0) && !(str1 == str2)) && i == 0) && str2 == 0) && unknown-#memory_int-unknown[str2][str2 + j] == unknown-#memory_int-unknown[str1][str1 + i]) && ((1 <= i || i < 0) || unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]]][str1][str1] == unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][str2 + (4294967295 + max) % 4294967296])) && unknown-#memory_int-unknown[str1][2] == unknown-#memory_int-unknown[str2][2]) && unknown-#memory_int-unknown[str1][str1 + i + 4] == unknown-#memory_int-unknown[str2][str2]) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][str1 + i + 3])) || (((((((((((((((((((((((2 <= i || j + 1 == (4294967295 + max) % 4294967296) || i < 1) && (unknown-#memory_int-unknown[str1][str1] == unknown-#memory_int-unknown[str2][str2 + (4294967295 + max) % 4294967296] || 0 <= i)) && (1 <= str1 + i || unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][i * -1 + str1 + 4294967294 + max + (4294967295 + max) / 4294967296 * -4294967296] == unknown-#memory_int-unknown[str1][1])) && ((j + 2 == (4294967295 + max) % 4294967296 || 3 <= i) || i < 2)) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -3]) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && 1 <= cond) && ((4 <= i || (4294967295 + max) % 4294967296 == j + 3) || i < 3)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 4294967296 <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && str1 == 0) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == unknown-#memory_int-unknown[str2][str2]) && !(str1 == str2)) && i + 4294967296 * ((4294967295 + max) / 4294967296) <= 4294967298) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && i == 2) && str2 == 0) && 4294967295 + max == j + i + 4294967296 * ((4294967295 + max) / 4294967296)) && ((1 <= i || i < 0) || unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]]][str1][str1] == unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][str2 + (4294967295 + max) % 4294967296])) && unknown-#memory_int-unknown[str1][str1 + i + 1] == unknown-#memory_int-unknown[str2][1]) && i + 2 == (4294967295 + max) % 4294967296) && unknown-#memory_int-unknown[str1][str1 + -2 + (j + 2) % 4294967296] == unknown-#memory_int-unknown[str2][str2 + 2])) || ((((((((((((((((((((((2 <= i || j + 1 == (4294967295 + max) % 4294967296) || i < 1) && (unknown-#memory_int-unknown[str1][str1] == unknown-#memory_int-unknown[str2][str2 + (4294967295 + max) % 4294967296] || 0 <= i)) && (1 <= str1 + i || unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][i * -1 + str1 + 4294967294 + max + (4294967295 + max) / 4294967296 * -4294967296] == unknown-#memory_int-unknown[str1][1])) && ((j + 2 == (4294967295 + max) % 4294967296 || 3 <= i) || i < 2)) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -3]) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && i == 5) && ((4 <= i || (4294967295 + max) % 4294967296 == j + 3) || i < 3)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 5 == max) && 4294967296 <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && str1 == 0) && unknown-#memory_int-unknown[str1][str1 + -2 + (4294967295 + max) % 4294967296] == unknown-#memory_int-unknown[str2][str2 + 2]) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == unknown-#memory_int-unknown[str2][str2]) && !(str1 == str2)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && str2 == 0) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][-1 + str1 + (4294967295 + max) % 4294967296]) && 4294967295 + max == j + i + 4294967296 * ((4294967295 + max) / 4294967296)) && !(0 == cond)) && ((1 <= i || i < 0) || unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]]][str1][str1] == unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][str2 + (4294967295 + max) % 4294967296]))) || ((((((((((((((((((((((2 <= i || j + 1 == (4294967295 + max) % 4294967296) || i < 1) && (unknown-#memory_int-unknown[str1][str1] == unknown-#memory_int-unknown[str2][str2 + (4294967295 + max) % 4294967296] || 0 <= i)) && (1 <= str1 + i || unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][i * -1 + str1 + 4294967294 + max + (4294967295 + max) / 4294967296 * -4294967296] == unknown-#memory_int-unknown[str1][1])) && ((j + 2 == (4294967295 + max) % 4294967296 || 3 <= i) || i < 2)) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && 1 <= cond) && ((4 <= i || (4294967295 + max) % 4294967296 == j + 3) || i < 3)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 5 == max) && 4294967296 <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && str1 == 0) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == unknown-#memory_int-unknown[str2][str2]) && !(str1 == str2)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + -3 + (j + 3) % 4294967296]) && str2 == 0) && unknown-#memory_int-unknown[str2][str2 + j] == unknown-#memory_int-unknown[str1][str1 + i]) && unknown-#memory_int-unknown[str1][str1 + -2 + (j + 3) % 4294967296] == unknown-#memory_int-unknown[str2][str2 + 2]) && 4294967295 + max == j + i + 4294967296 * ((4294967295 + max) / 4294967296)) && ((1 <= i || i < 0) || unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]]][str1][str1] == unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][str2 + (4294967295 + max) % 4294967296])) && j == 1)) || ((((((((((((((((((((((2 <= i || j + 1 == (4294967295 + max) % 4294967296) || i < 1) && (unknown-#memory_int-unknown[str1][str1] == unknown-#memory_int-unknown[str2][str2 + (4294967295 + max) % 4294967296] || 0 <= i)) && ((j + 2 == (4294967295 + max) % 4294967296 || 3 <= i) || i < 2)) && str1 + i <= 1) && (j == (4294967295 + max) % 4294967296 || 1 <= i)) && 1 <= cond) && ((4 <= i || (4294967295 + max) % 4294967296 == j + 3) || i < 3)) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && 4294967296 <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && i + 4294967296 * ((4294967295 + max) / 4294967296) <= 4294967297) && str1 == 0) && !(str1 == str2)) && j == 3) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && unknown-#memory_int-unknown[str2][str2] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && str2 == 0) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][-1 + str1 + (4294967295 + max) % 4294967296]) && unknown-#memory_int-unknown[str2][str2 + j] == unknown-#memory_int-unknown[str1][str1 + i]) && ((1 <= i || i < 0) || unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]]][str1][str1] == unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][str2 + (4294967295 + max) % 4294967296])) && unknown-#memory_int-unknown[str1][str1 + i + 1] == unknown-#memory_int-unknown[str2][str2 + -1 + j]) && 0 < str1 + i) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: (((((((((5 == max && str1 == 0) && !(str1 == str2)) && str2 == 0) && i + 4 <= max) && 0 < str1 + i) || ((((5 == max && str1 == 0) && !(str1 == str2)) && str2 == 0) && i == 4)) || (((((5 == max && !(str1 == str2)) && i <= 2) && str2 == 0) && str1 + i == 2) && 4294967298 <= i + 4294967296 * ((4294967295 + max) / 4294967296))) || ((((((max <= 5 && i == 5) && str1 == 0) && !(str1 == str2)) && 0 < (4294967295 + max) / 4294967296) && str2 == 0) && 4294967296 * ((4294967295 + max) / 4294967296) <= 4294967291 + max)) || (((((5 == max && str1 == 0) && !(str1 == str2)) && i <= 3) && str2 == 0) && 3 <= str1 + i)) || ((((5 == max && str1 == 0) && !(str1 == str2)) && i == 0) && str2 == 0) - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: ((((((((((((i == (4294967295 + max) % 4294967296 && str1 == 0) && !(str1 == str2)) && 0 < (4294967295 + max) / 4294967296) && (4294967295 + max) / 4294967296 <= 1) && str2 == 0) && i == 4) && j == 0) && ((unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0 && (4294967295 + max) % 4294967296 <= 2147483647) || (2147483647 < (4294967295 + max) % 4294967296 && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4294967296] == 0))) || (((((((((((((unknown-#memory_int-unknown[str2][str1 + 4294967294 + max + (4294967295 + max) / 4294967296 * -4294967296] == unknown-#memory_int-unknown[str1][1] && max <= 5) && 5 <= max) && i + 4294967296 * ((4294967295 + max) / 4294967296) <= 4294967295) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0) && str1 == 0) && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == unknown-#memory_int-unknown[str2][str2]) && !(str1 == str2)) && str2 == 0) && 0 <= i + 1) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][-1 + str1 + (4294967295 + max) % 4294967296]) && unknown-#memory_int-unknown[str2][str2 + j + -3] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && 4294967295 + max == j + i + 4294967296 * ((4294967295 + max) / 4294967296)) && unknown-#memory_int-unknown[str1][str1 + i + 1] == unknown-#memory_int-unknown[str2][str2 + -1 + j])) || (((((((((((((j == 4 && str1 == 0) && !(str1 == str2)) && unknown-#memory_int-unknown[str1][str1 + i + 2] == unknown-#memory_int-unknown[str2][str2 + 2]) && i == 0) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + i + 1]) && 0 < (4294967295 + max) / 4294967296) && (4294967295 + max) / 4294967296 <= 1) && str2 == 0) && 4294967296 * ((4294967295 + max) / 4294967296) <= 4294967291 + max) && 4294967291 + max <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && unknown-#memory_int-unknown[str1][str1 + i + 4] == unknown-#memory_int-unknown[str2][str2]) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && ((unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0 && (4294967295 + max) % 4294967296 <= 2147483647) || (2147483647 < (4294967295 + max) % 4294967296 && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4294967296] == 0)))) || ((((((((((((str1 == 0 && !(str1 == str2)) && j == 3) && i == 1) && unknown-#memory_int-unknown[str1][str1 + 3] == unknown-#memory_int-unknown[str2][str2 + j := unknown-#memory_int-unknown[str1][str1 + i]][1]) && 0 < (4294967295 + max) / 4294967296) && unknown-#memory_int-unknown[str2][str2] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && 4294967292 + max <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && (4294967295 + max) / 4294967296 <= 1) && str2 == 0) && 4294967296 * ((4294967295 + max) / 4294967296) <= 4294967291 + max) && unknown-#memory_int-unknown[str1][str1 + i + 1] == unknown-#memory_int-unknown[str2][str2 + -1 + j]) && ((unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0 && (4294967295 + max) % 4294967296 <= 2147483647) || (2147483647 < (4294967295 + max) % 4294967296 && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4294967296] == 0)))) || (((((((((((unknown-#memory_int-unknown[str1][str1 + i + 2] == unknown-#memory_int-unknown[str2][str2] && str1 == 0) && !(str1 == str2)) && 1 < str2 + j) && i == 2) && (4294967295 + max) / 4294967296 <= 1) && str2 == 0) && str2 + j <= 2) && unknown-#memory_int-unknown[str1][str1 + i + 1] == unknown-#memory_int-unknown[str2][str2 + -1 + j]) && ((unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0 && (4294967295 + max) % 4294967296 <= 2147483647) || (2147483647 < (4294967295 + max) % 4294967296 && unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296 + -4294967296] == 0))) && i + 2 == (4294967295 + max) % 4294967296) && 4294967298 <= i + 4294967296 * ((4294967295 + max) / 4294967296))) || ((((((((((unknown-#memory_int-unknown[str1][str1 + (4294967295 + max) % 4294967296] == 0 && str1 == 0) && !(str1 == str2)) && 0 < (4294967295 + max) / 4294967296) && i == 3) && (4294967295 + max) / 4294967296 <= 1) && str2 == 0) && 4294967296 * ((4294967295 + max) / 4294967296) <= 4294967291 + max) && 4294967294 + max <= i + 4294967296 * ((4294967295 + max) / 4294967296)) && unknown-#memory_int-unknown[str1][str1 + i + 1] == unknown-#memory_int-unknown[str2][str2 + -1 + j]) && j == 1) RESULT: Ultimate proved your program to be correct! [2021-10-29 04:39:47,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bbcfae-a720-4d79-995f-dba862eaead2/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...