./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/modp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/modp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 817f5f6ccae9ad487c2c79b7cbb3a82d69086f4c5d9b5c90d8a560b10cc6dfa3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:46:35,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:46:35,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:46:35,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:46:35,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:46:35,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:46:35,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:46:35,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:46:35,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:46:35,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:46:35,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:46:35,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:46:35,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:46:35,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:46:35,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:46:35,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:46:35,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:46:35,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:46:35,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:46:35,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:46:35,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:46:35,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:46:35,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:46:35,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:46:35,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:46:35,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:46:35,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:46:35,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:46:35,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:46:35,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:46:35,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:46:35,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:46:35,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:46:35,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:46:35,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:46:35,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:46:35,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:46:35,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:46:35,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:46:35,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:46:35,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:46:35,970 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 23:46:35,994 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:46:35,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:46:35,995 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:46:35,995 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:46:35,996 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:46:35,996 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:46:35,996 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:46:35,996 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:46:35,997 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:46:35,997 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:46:35,997 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:46:35,997 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:46:35,997 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:46:35,998 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:46:35,998 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:46:35,998 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:46:35,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:46:35,999 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:46:35,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:46:35,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:46:36,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:46:36,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:46:36,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:46:36,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:46:36,001 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:46:36,001 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:46:36,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:46:36,001 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:46:36,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:46:36,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:46:36,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:46:36,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:46:36,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:46:36,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:46:36,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:46:36,003 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:46:36,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:46:36,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:46:36,004 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:46:36,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:46:36,004 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_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 817f5f6ccae9ad487c2c79b7cbb3a82d69086f4c5d9b5c90d8a560b10cc6dfa3 [2021-11-12 23:46:36,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:46:36,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:46:36,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:46:36,271 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:46:36,273 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:46:36,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/array-fpi/modp.c [2021-11-12 23:46:36,370 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/data/1509aaaa9/5ed52ccd2abe4fdc87412ed64a363c92/FLAGce9625701 [2021-11-12 23:46:36,777 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:46:36,777 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/sv-benchmarks/c/array-fpi/modp.c [2021-11-12 23:46:36,782 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/data/1509aaaa9/5ed52ccd2abe4fdc87412ed64a363c92/FLAGce9625701 [2021-11-12 23:46:37,185 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/data/1509aaaa9/5ed52ccd2abe4fdc87412ed64a363c92 [2021-11-12 23:46:37,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:46:37,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:46:37,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:46:37,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:46:37,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:46:37,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@554ef554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37, skipping insertion in model container [2021-11-12 23:46:37,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:46:37,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:46:37,403 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_197c6612-e58b-4e00-8e38-f78a5db324fa/sv-benchmarks/c/array-fpi/modp.c[587,600] [2021-11-12 23:46:37,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:46:37,426 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:46:37,439 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_197c6612-e58b-4e00-8e38-f78a5db324fa/sv-benchmarks/c/array-fpi/modp.c[587,600] [2021-11-12 23:46:37,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:46:37,460 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:46:37,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37 WrapperNode [2021-11-12 23:46:37,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:46:37,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:46:37,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:46:37,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:46:37,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:46:37,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:46:37,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:46:37,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:46:37,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:46:37,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:46:37,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:46:37,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:46:37,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (1/1) ... [2021-11-12 23:46:37,532 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:46:37,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:46:37,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:46:37,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:46:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 23:46:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:46:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-12 23:46:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 23:46:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:46:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:46:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-12 23:46:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:46:37,930 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:46:37,942 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-12 23:46:37,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:46:37 BoogieIcfgContainer [2021-11-12 23:46:37,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:46:37,946 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:46:37,961 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:46:37,965 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:46:37,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:46:37" (1/3) ... [2021-11-12 23:46:37,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25c0f6f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:46:37, skipping insertion in model container [2021-11-12 23:46:37,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:46:37" (2/3) ... [2021-11-12 23:46:37,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25c0f6f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:46:37, skipping insertion in model container [2021-11-12 23:46:37,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:46:37" (3/3) ... [2021-11-12 23:46:37,967 INFO L111 eAbstractionObserver]: Analyzing ICFG modp.c [2021-11-12 23:46:37,972 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:46:37,973 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:46:38,019 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:46:38,027 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:46:38,027 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 23:46:38,041 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:46:38,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-12 23:46:38,046 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:46:38,047 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:46:38,047 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:46:38,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:46:38,053 INFO L85 PathProgramCache]: Analyzing trace with hash 90967917, now seen corresponding path program 1 times [2021-11-12 23:46:38,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:46:38,064 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455313500] [2021-11-12 23:46:38,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:46:38,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:46:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:46:38,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:46:38,257 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:46:38,257 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455313500] [2021-11-12 23:46:38,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455313500] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:46:38,258 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:46:38,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:46:38,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376302830] [2021-11-12 23:46:38,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:46:38,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:46:38,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:46:38,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:46:38,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:46:38,295 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:46:38,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:46:38,338 INFO L93 Difference]: Finished difference Result 20 states and 27 transitions. [2021-11-12 23:46:38,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:46:38,341 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-12 23:46:38,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:46:38,348 INFO L225 Difference]: With dead ends: 20 [2021-11-12 23:46:38,348 INFO L226 Difference]: Without dead ends: 10 [2021-11-12 23:46:38,351 INFO L932 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 [2021-11-12 23:46:38,355 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 0 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.29ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.67ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.94ms IncrementalHoareTripleChecker+Time [2021-11-12 23:46:38,356 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 19 Unknown, 0 Unchecked, 0.67ms Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 25.94ms Time] [2021-11-12 23:46:38,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-12 23:46:38,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-12 23:46:38,386 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) [2021-11-12 23:46:38,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2021-11-12 23:46:38,387 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 12 transitions. Word has length 7 [2021-11-12 23:46:38,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:46:38,388 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 12 transitions. [2021-11-12 23:46:38,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:46:38,389 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2021-11-12 23:46:38,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-12 23:46:38,389 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:46:38,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:46:38,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 23:46:38,390 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:46:38,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:46:38,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1733550639, now seen corresponding path program 1 times [2021-11-12 23:46:38,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:46:38,392 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451913083] [2021-11-12 23:46:38,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:46:38,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:46:38,418 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:46:38,419 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [860534466] [2021-11-12 23:46:38,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:46:38,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:46:38,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:46:38,438 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:46:38,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-12 23:46:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:46:38,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 23:46:38,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:46:38,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:46:38,631 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:46:38,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:46:38,660 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:46:38,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451913083] [2021-11-12 23:46:38,660 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:46:38,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [860534466] [2021-11-12 23:46:38,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [860534466] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:46:38,661 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:46:38,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2021-11-12 23:46:38,663 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604501133] [2021-11-12 23:46:38,663 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:46:38,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:46:38,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:46:38,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:46:38,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:46:38,665 INFO L87 Difference]: Start difference. First operand 10 states and 12 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:46:38,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:46:38,703 INFO L93 Difference]: Finished difference Result 21 states and 24 transitions. [2021-11-12 23:46:38,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:46:38,704 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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 [2021-11-12 23:46:38,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:46:38,705 INFO L225 Difference]: With dead ends: 21 [2021-11-12 23:46:38,705 INFO L226 Difference]: Without dead ends: 16 [2021-11-12 23:46:38,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:46:38,707 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 13 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.69ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.78ms IncrementalHoareTripleChecker+Time [2021-11-12 23:46:38,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 6 Invalid, 24 Unknown, 0 Unchecked, 0.69ms Time], IncrementalHoareTripleChecker [6 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 23.78ms Time] [2021-11-12 23:46:38,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-12 23:46:38,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 11. [2021-11-12 23:46:38,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:46:38,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 13 transitions. [2021-11-12 23:46:38,712 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 13 transitions. Word has length 8 [2021-11-12 23:46:38,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:46:38,713 INFO L470 AbstractCegarLoop]: Abstraction has 11 states and 13 transitions. [2021-11-12 23:46:38,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:46:38,713 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2021-11-12 23:46:38,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-12 23:46:38,714 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:46:38,714 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:46:38,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:46:38,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:46:38,930 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:46:38,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:46:38,931 INFO L85 PathProgramCache]: Analyzing trace with hash 2086190460, now seen corresponding path program 1 times [2021-11-12 23:46:38,931 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:46:38,932 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277563108] [2021-11-12 23:46:38,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:46:38,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:46:38,953 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:46:38,954 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [437353311] [2021-11-12 23:46:38,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:46:38,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:46:38,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:46:38,955 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:46:38,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-12 23:46:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:46:39,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-12 23:46:39,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:46:39,101 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 11 treesize of output 7 [2021-11-12 23:46:39,172 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:46:39,314 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-12 23:46:39,317 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 23 treesize of output 18 [2021-11-12 23:46:39,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 107 [2021-11-12 23:46:39,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:46:39,624 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:46:58,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:46:58,646 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:46:58,646 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277563108] [2021-11-12 23:46:58,646 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:46:58,646 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437353311] [2021-11-12 23:46:58,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [437353311] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:46:58,647 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [725459412] [2021-11-12 23:46:58,666 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:46:58,666 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:46:58,671 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:46:58,677 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:46:58,677 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:46:58,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:46:58,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:46:58,711 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:46:58,712 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:46:58,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:46:58,730 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_18|], 21=[|v_#valid_25|]} [2021-11-12 23:46:58,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:46:58,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:46:58,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:46:58,750 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:46:58,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:46:58,782 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:58,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:46:58,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:46:58,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:46:58,839 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:46:58,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:46:58,893 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:46:58,902 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:46:58,902 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:46:58,919 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:46:58,921 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:46:58,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:46:58,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:46:58,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:46:58,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:46:58,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:46:58,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:46:58,972 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_19|], 28=[|v_#valid_26|]} [2021-11-12 23:46:58,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:46:58,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:46:58,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:58,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:46:58,989 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:46:59,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,033 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:46:59,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:46:59,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:46:59,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:46:59,042 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:46:59,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:46:59,069 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:46:59,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:46:59,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:46:59,139 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:46:59,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:46:59,167 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:46:59,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:46:59,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:46:59,233 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:46:59,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:46:59,260 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:46:59,273 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:46:59,273 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:46:59,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,281 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:46:59,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:46:59,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-12 23:46:59,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:46:59,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:46:59,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:46:59,359 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:46:59,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:46:59,377 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:46:59,384 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:46:59,385 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:225 [2021-11-12 23:46:59,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:46:59,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:46:59,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:46:59,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:46:59,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,580 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:46:59,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:46:59,583 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:46:59,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:46:59,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-12 23:46:59,594 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:46:59,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 473 [2021-11-12 23:46:59,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 555 [2021-11-12 23:46:59,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,754 INFO L244 Elim1Store]: Index analysis took 113 ms [2021-11-12 23:46:59,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:46:59,758 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:46:59,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:46:59,765 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:46:59,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:46:59,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:46:59,816 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:46:59,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:46:59,824 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:46:59,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:46:59,883 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:46:59,913 INFO L180 QuantifierPusher]: treesize reduction 130, result has 79.0 percent of original size [2021-11-12 23:46:59,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:46:59,922 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:46:59,922 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:649, output treesize:489 [2021-11-12 23:46:59,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,030 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:47:00,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:00,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:47:00,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:00,041 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:47:00,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:00,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:00,044 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:00,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,047 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:47:00,052 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:00,052 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:47:00,058 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:00,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:00,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,065 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:00,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:47:00,068 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.9 percent of original size 71 [2021-11-12 23:47:00,085 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:00,085 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 15 treesize of output 15 [2021-11-12 23:47:00,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:47:00,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:47:00,087 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:00,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,091 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,092 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size [2021-11-12 23:47:00,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 23:47:00,094 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:00,094 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:66 [2021-11-12 23:47:00,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,131 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:00,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,133 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:00,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-12 23:47:00,135 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:00,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:00,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:47:00,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:00,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-12 23:47:00,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:47:00,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:00,162 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:47:00,162 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-11-12 23:47:00,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:00,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:00,165 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:00,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:00,185 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:00,185 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 20 treesize of output 20 [2021-11-12 23:47:00,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:00,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:00,188 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:00,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,207 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,213 INFO L180 QuantifierPusher]: treesize reduction 109, result has 60.1 percent of original size [2021-11-12 23:47:00,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-12 23:47:00,216 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:00,216 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:281, output treesize:164 [2021-11-12 23:47:00,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,257 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:47:00,259 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:00,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:00,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:47:00,280 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:47:00,280 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 20 treesize of output 20 [2021-11-12 23:47:00,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:00,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:00,286 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:00,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:00,289 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:00,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:47:00,301 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:00,301 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:47:00,307 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:00,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:00,319 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:47:01,479 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:01,480 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:47:01,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-11-12 23:47:01,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117945058] [2021-11-12 23:47:01,480 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:47:01,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-12 23:47:01,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:47:01,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-12 23:47:01,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=234, Unknown=9, NotChecked=0, Total=306 [2021-11-12 23:47:01,482 INFO L87 Difference]: Start difference. First operand 11 states and 13 transitions. Second operand has 13 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 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) [2021-11-12 23:47:01,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:47:01,548 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2021-11-12 23:47:01,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-12 23:47:01,550 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 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 9 [2021-11-12 23:47:01,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:47:01,551 INFO L225 Difference]: With dead ends: 24 [2021-11-12 23:47:01,551 INFO L226 Difference]: Without dead ends: 22 [2021-11-12 23:47:01,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 19.9s TimeCoverageRelationStatistics Valid=73, Invalid=260, Unknown=9, NotChecked=0, Total=342 [2021-11-12 23:47:01,554 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 14 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.14ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 47 IncrementalHoareTripleChecker+Unchecked, 40.92ms IncrementalHoareTripleChecker+Time [2021-11-12 23:47:01,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 19 Invalid, 79 Unknown, 0 Unchecked, 1.14ms Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 47 Unchecked, 40.92ms Time] [2021-11-12 23:47:01,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-12 23:47:01,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 17. [2021-11-12 23:47:01,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:01,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 22 transitions. [2021-11-12 23:47:01,559 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 22 transitions. Word has length 9 [2021-11-12 23:47:01,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:47:01,559 INFO L470 AbstractCegarLoop]: Abstraction has 17 states and 22 transitions. [2021-11-12 23:47:01,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 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) [2021-11-12 23:47:01,559 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-12 23:47:01,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-12 23:47:01,560 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:47:01,560 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:47:01,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:47:01,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:47:01,770 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:47:01,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:47:01,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1070514912, now seen corresponding path program 2 times [2021-11-12 23:47:01,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:47:01,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71701878] [2021-11-12 23:47:01,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:47:01,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:47:01,787 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:47:01,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1100884030] [2021-11-12 23:47:01,788 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:47:01,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:47:01,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:47:01,789 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:47:01,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-12 23:47:01,859 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-12 23:47:01,859 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:47:01,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 23:47:01,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:47:01,943 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:47:01,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:47:01,981 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:47:01,981 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:47:01,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71701878] [2021-11-12 23:47:01,982 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:01,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100884030] [2021-11-12 23:47:01,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100884030] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:47:01,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1443867100] [2021-11-12 23:47:01,989 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:47:01,990 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:47:01,990 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:47:01,990 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:47:01,990 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:47:02,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,002 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,003 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:47:02,004 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,005 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:47:02,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:47:02,013 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_21|], 21=[|v_#valid_28|]} [2021-11-12 23:47:02,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:47:02,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:02,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:02,030 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,040 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:47:02,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:02,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:02,066 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,071 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:47:02,075 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,075 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:47:02,082 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:47:02,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:47:02,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:47:02,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:47:02,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:47:02,096 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_22|], 28=[|v_#valid_29|]} [2021-11-12 23:47:02,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:47:02,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:02,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:02,106 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,140 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:47:02,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:47:02,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:02,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:02,149 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,160 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:47:02,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:02,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:02,209 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,219 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:47:02,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:02,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:02,267 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,278 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:47:02,285 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,285 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:47:02,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,293 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:02,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-12 23:47:02,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:02,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:02,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:02,359 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-12 23:47:02,379 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,379 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:249, output treesize:232 [2021-11-12 23:47:02,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,534 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:02,546 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:02,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-12 23:47:02,556 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-12 23:47:02,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-12 23:47:02,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,704 INFO L244 Elim1Store]: Index analysis took 101 ms [2021-11-12 23:47:02,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:02,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:02,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:02,723 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:02,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:02,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:02,779 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:02,781 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,837 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,866 INFO L180 QuantifierPusher]: treesize reduction 135, result has 78.4 percent of original size [2021-11-12 23:47:02,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:47:02,876 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:02,877 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:654, output treesize:489 [2021-11-12 23:47:02,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,961 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:47:02,968 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:02,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:47:02,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:02,976 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:47:02,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:02,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:02,980 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:02,982 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:47:02,985 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:02,985 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:47:02,990 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:02,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:02,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:02,995 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:03,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,004 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:03,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 23:47:03,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:03,021 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:03,022 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 20 treesize of output 20 [2021-11-12 23:47:03,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:03,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:03,024 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:03,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,028 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:03,030 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:03,030 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-11-12 23:47:03,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,064 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:03,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,066 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:03,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:03,069 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:03,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 23:47:03,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:47:03,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:03,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:47:03,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:47:03,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:03,120 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:03,121 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 20 treesize of output 20 [2021-11-12 23:47:03,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:03,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:03,123 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:03,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:03,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:03,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:03,138 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:47:03,138 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:47:03,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:47:03,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:47:03,141 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:03,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,156 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,163 INFO L180 QuantifierPusher]: treesize reduction 111, result has 61.1 percent of original size [2021-11-12 23:47:03,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-11-12 23:47:03,166 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:03,166 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:288, output treesize:174 [2021-11-12 23:47:03,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,202 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:47:03,206 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:03,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:03,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:47:03,226 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:47:03,227 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 20 treesize of output 20 [2021-11-12 23:47:03,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:03,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:03,230 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:03,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:03,233 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,234 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:03,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:47:03,236 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:03,236 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:47:03,241 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:03,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:03,250 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:47:04,092 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:04,092 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:47:04,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-11-12 23:47:04,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165068813] [2021-11-12 23:47:04,093 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:47:04,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-12 23:47:04,093 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:47:04,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-12 23:47:04,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2021-11-12 23:47:04,094 INFO L87 Difference]: Start difference. First operand 17 states and 22 transitions. Second operand has 9 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:04,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:47:04,229 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions. [2021-11-12 23:47:04,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-12 23:47:04,229 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-12 23:47:04,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:47:04,230 INFO L225 Difference]: With dead ends: 37 [2021-11-12 23:47:04,230 INFO L226 Difference]: Without dead ends: 32 [2021-11-12 23:47:04,231 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2021-11-12 23:47:04,231 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 30 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.35ms SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.65ms IncrementalHoareTripleChecker+Time [2021-11-12 23:47:04,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 31 Invalid, 84 Unknown, 0 Unchecked, 1.35ms Time], IncrementalHoareTripleChecker [23 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 69.65ms Time] [2021-11-12 23:47:04,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-11-12 23:47:04,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 18. [2021-11-12 23:47:04,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:04,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2021-11-12 23:47:04,237 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 23 transitions. Word has length 10 [2021-11-12 23:47:04,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:47:04,237 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 23 transitions. [2021-11-12 23:47:04,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:04,238 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-12 23:47:04,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 23:47:04,238 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:47:04,238 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:47:04,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:47:04,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-11-12 23:47:04,462 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:47:04,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:47:04,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1182090675, now seen corresponding path program 3 times [2021-11-12 23:47:04,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:47:04,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230983175] [2021-11-12 23:47:04,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:47:04,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:47:04,479 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:47:04,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1126208199] [2021-11-12 23:47:04,479 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-12 23:47:04,479 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:47:04,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:47:04,480 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:47:04,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-12 23:47:04,539 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-12 23:47:04,539 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:47:04,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-12 23:47:04,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:47:04,564 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 11 treesize of output 7 [2021-11-12 23:47:04,598 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:47:04,637 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:47:04,736 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:04,736 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 23 treesize of output 18 [2021-11-12 23:47:04,800 INFO L354 Elim1Store]: treesize reduction 64, result has 19.0 percent of original size [2021-11-12 23:47:04,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:47:04,961 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-12 23:47:04,962 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 57 treesize of output 39 [2021-11-12 23:47:04,986 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:47:04,987 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:47:13,829 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:47:13,829 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2021-11-12 23:47:13,833 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:47:13,833 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:47:13,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230983175] [2021-11-12 23:47:13,833 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:13,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126208199] [2021-11-12 23:47:13,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126208199] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:47:13,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2044608606] [2021-11-12 23:47:13,835 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:47:13,836 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:47:13,836 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:47:13,836 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:47:13,836 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:47:13,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:13,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:47:13,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:13,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:47:13,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:47:13,849 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_24|], 21=[|v_#valid_31|]} [2021-11-12 23:47:13,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:47:13,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:13,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:13,864 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:13,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:13,869 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:47:13,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:13,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:13,900 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:13,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:13,905 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:47:13,909 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:13,910 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:47:13,919 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:47:13,920 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:13,920 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:47:13,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:13,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:47:13,923 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:13,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:47:13,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:47:13,951 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_25|], 28=[|v_#valid_32|]} [2021-11-12 23:47:13,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:47:13,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:13,960 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:13,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:13,960 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:13,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:13,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,004 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:47:14,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:47:14,005 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:14,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:14,008 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,018 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:47:14,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:14,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:14,052 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,061 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:47:14,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:14,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:14,101 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,111 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:47:14,118 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,118 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:47:14,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,124 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:14,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-12 23:47:14,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:14,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:14,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:14,176 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,187 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-12 23:47:14,194 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,195 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:249, output treesize:234 [2021-11-12 23:47:14,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,332 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,339 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,340 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:14,344 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:14,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-12 23:47:14,352 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-12 23:47:14,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-12 23:47:14,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:14,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:14,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:14,497 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:14,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:14,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:14,548 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,603 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,622 INFO L180 QuantifierPusher]: treesize reduction 131, result has 78.9 percent of original size [2021-11-12 23:47:14,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:47:14,630 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:14,630 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:654, output treesize:489 [2021-11-12 23:47:14,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,712 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:47:14,713 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:47:14,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:14,736 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:47:14,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:14,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:14,739 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,742 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:47:14,744 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,744 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:47:14,749 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:14,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:14,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:47:14,758 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.9 percent of original size 71 [2021-11-12 23:47:14,772 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:14,772 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 15 treesize of output 15 [2021-11-12 23:47:14,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:47:14,774 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:47:14,776 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,779 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,781 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size [2021-11-12 23:47:14,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 23:47:14,782 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,782 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:66 [2021-11-12 23:47:14,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,813 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,815 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-12 23:47:14,816 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,816 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:14,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:47:14,820 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-12 23:47:14,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:47:14,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:14,840 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:47:14,840 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-11-12 23:47:14,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:14,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:14,843 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:14,860 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:14,861 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 20 treesize of output 20 [2021-11-12 23:47:14,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:14,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:14,863 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,880 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,886 INFO L180 QuantifierPusher]: treesize reduction 109, result has 60.1 percent of original size [2021-11-12 23:47:14,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-12 23:47:14,888 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:14,888 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:281, output treesize:164 [2021-11-12 23:47:14,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,924 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:47:14,925 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:14,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:14,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:47:14,945 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:47:14,945 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 20 treesize of output 20 [2021-11-12 23:47:14,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:14,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:14,948 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:14,950 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:14,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:47:14,953 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:14,953 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:47:14,958 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:14,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:14,967 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:47:15,902 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:15,902 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:47:15,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-11-12 23:47:15,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639258548] [2021-11-12 23:47:15,903 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:47:15,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-12 23:47:15,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:47:15,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-12 23:47:15,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=411, Unknown=4, NotChecked=0, Total=506 [2021-11-12 23:47:15,904 INFO L87 Difference]: Start difference. First operand 18 states and 23 transitions. Second operand has 18 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 18 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:22,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:47:22,544 INFO L93 Difference]: Finished difference Result 38 states and 47 transitions. [2021-11-12 23:47:22,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-12 23:47:22,545 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 18 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-12 23:47:22,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:47:22,547 INFO L225 Difference]: With dead ends: 38 [2021-11-12 23:47:22,547 INFO L226 Difference]: Without dead ends: 36 [2021-11-12 23:47:22,548 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 15.9s TimeCoverageRelationStatistics Valid=137, Invalid=728, Unknown=5, NotChecked=0, Total=870 [2021-11-12 23:47:22,549 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 12 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 183.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.83ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 96 IncrementalHoareTripleChecker+Unchecked, 197.05ms IncrementalHoareTripleChecker+Time [2021-11-12 23:47:22,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 54 Invalid, 193 Unknown, 0 Unchecked, 1.83ms Time], IncrementalHoareTripleChecker [11 Valid, 86 Invalid, 0 Unknown, 96 Unchecked, 197.05ms Time] [2021-11-12 23:47:22,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-11-12 23:47:22,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 22. [2021-11-12 23:47:22,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.380952380952381) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 29 transitions. [2021-11-12 23:47:22,556 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 29 transitions. Word has length 11 [2021-11-12 23:47:22,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:47:22,556 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 29 transitions. [2021-11-12 23:47:22,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 18 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:22,556 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2021-11-12 23:47:22,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 23:47:22,557 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:47:22,557 INFO L514 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:47:22,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-12 23:47:22,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:47:22,782 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:47:22,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:47:22,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1186761700, now seen corresponding path program 4 times [2021-11-12 23:47:22,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:47:22,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608163617] [2021-11-12 23:47:22,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:47:22,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:47:22,796 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:47:22,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1087714112] [2021-11-12 23:47:22,797 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-12 23:47:22,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:47:22,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:47:22,834 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:47:22,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-12 23:47:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:47:22,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 23:47:22,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:47:22,932 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:47:22,932 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:47:22,969 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:47:22,969 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:47:22,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608163617] [2021-11-12 23:47:22,969 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:22,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1087714112] [2021-11-12 23:47:22,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1087714112] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:47:22,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [819753296] [2021-11-12 23:47:22,972 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:47:22,973 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:47:22,973 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:47:22,973 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:47:22,973 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:47:22,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:22,983 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:22,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:22,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:47:22,984 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:22,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:22,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:47:22,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:47:22,989 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_27|], 21=[|v_#valid_34|]} [2021-11-12 23:47:22,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:22,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:22,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:47:23,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:23,001 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:23,001 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,007 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:47:23,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:23,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:23,029 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,034 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:47:23,037 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,038 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:47:23,045 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:47:23,046 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:47:23,047 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:47:23,053 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,054 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:47:23,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:47:23,061 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_28|], 28=[|v_#valid_35|]} [2021-11-12 23:47:23,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:47:23,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:23,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:23,071 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,105 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:47:23,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:47:23,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:23,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:23,108 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,117 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:47:23,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:23,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:23,153 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,162 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:47:23,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:23,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:23,204 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,212 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:47:23,218 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,218 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:47:23,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,223 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:23,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-12 23:47:23,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:23,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:23,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:23,275 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,302 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-12 23:47:23,308 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,308 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:227 [2021-11-12 23:47:23,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,418 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,426 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:23,428 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:23,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-12 23:47:23,435 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 473 [2021-11-12 23:47:23,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 555 [2021-11-12 23:47:23,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:23,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:23,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:23,564 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:23,609 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:23,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:23,615 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,672 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,692 INFO L180 QuantifierPusher]: treesize reduction 128, result has 79.3 percent of original size [2021-11-12 23:47:23,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:47:23,702 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:23,702 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:649, output treesize:489 [2021-11-12 23:47:23,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,777 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:47:23,785 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:47:23,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:23,794 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:47:23,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:23,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:23,797 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,800 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:47:23,802 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,802 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:47:23,807 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:23,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:23,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:23,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 23:47:23,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:23,832 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:23,832 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 20 treesize of output 20 [2021-11-12 23:47:23,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:23,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:23,834 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,837 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:23,839 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,839 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-11-12 23:47:23,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:23,871 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 23:47:23,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:47:23,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:47:23,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:47:23,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:23,898 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:23,899 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 20 treesize of output 20 [2021-11-12 23:47:23,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:23,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:23,901 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:23,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:23,915 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:47:23,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:47:23,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:47:23,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:47:23,918 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,931 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,937 INFO L180 QuantifierPusher]: treesize reduction 111, result has 61.1 percent of original size [2021-11-12 23:47:23,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-11-12 23:47:23,939 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:23,939 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:288, output treesize:174 [2021-11-12 23:47:23,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,972 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:47:23,973 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:23,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:23,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:47:23,993 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:47:23,994 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 20 treesize of output 20 [2021-11-12 23:47:23,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:23,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:23,996 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:23,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:23,998 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:23,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:24,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:47:24,001 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:24,008 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:47:24,013 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:24,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:24,022 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:47:24,770 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:24,770 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:47:24,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-11-12 23:47:24,771 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062999819] [2021-11-12 23:47:24,771 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:47:24,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 23:47:24,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:47:24,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 23:47:24,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-11-12 23:47:24,772 INFO L87 Difference]: Start difference. First operand 22 states and 29 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:24,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:47:24,847 INFO L93 Difference]: Finished difference Result 45 states and 54 transitions. [2021-11-12 23:47:24,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:47:24,848 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-12 23:47:24,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:47:24,849 INFO L225 Difference]: With dead ends: 45 [2021-11-12 23:47:24,849 INFO L226 Difference]: Without dead ends: 30 [2021-11-12 23:47:24,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 16 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2021-11-12 23:47:24,850 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 18 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.62ms SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.36ms IncrementalHoareTripleChecker+Time [2021-11-12 23:47:24,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 19 Invalid, 62 Unknown, 0 Unchecked, 0.62ms Time], IncrementalHoareTripleChecker [18 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 52.36ms Time] [2021-11-12 23:47:24,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2021-11-12 23:47:24,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 20. [2021-11-12 23:47:24,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 19 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) [2021-11-12 23:47:24,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2021-11-12 23:47:24,856 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 25 transitions. Word has length 11 [2021-11-12 23:47:24,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:47:24,856 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 25 transitions. [2021-11-12 23:47:24,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:24,857 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-11-12 23:47:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-12 23:47:24,857 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:47:24,858 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:47:24,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-12 23:47:25,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:47:25,070 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:47:25,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:47:25,071 INFO L85 PathProgramCache]: Analyzing trace with hash 2001580160, now seen corresponding path program 5 times [2021-11-12 23:47:25,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:47:25,071 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605229056] [2021-11-12 23:47:25,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:47:25,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:47:25,105 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:47:25,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [425143502] [2021-11-12 23:47:25,106 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:47:25,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:47:25,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:47:25,115 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:47:25,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-12 23:47:25,184 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-12 23:47:25,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:47:25,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 23:47:25,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:47:25,272 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:47:25,272 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:47:25,331 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:47:25,332 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:47:25,332 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605229056] [2021-11-12 23:47:25,332 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:25,332 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [425143502] [2021-11-12 23:47:25,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [425143502] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:47:25,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1827429062] [2021-11-12 23:47:25,336 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:47:25,336 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:47:25,336 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:47:25,337 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:47:25,337 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:47:25,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,344 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:25,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:47:25,346 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:25,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:47:25,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:47:25,351 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_30|], 21=[|v_#valid_37|]} [2021-11-12 23:47:25,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:47:25,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:25,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:25,368 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:25,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:25,377 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:47:25,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:25,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:25,400 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:25,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:25,407 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:47:25,410 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:25,411 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:47:25,417 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:47:25,418 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:25,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:47:25,420 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:25,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:47:25,421 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:25,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:47:25,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:47:25,431 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_31|], 28=[|v_#valid_38|]} [2021-11-12 23:47:25,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,499 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:47:25,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:47:25,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:25,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:25,503 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:25,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:47:25,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:25,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:25,513 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:25,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:25,526 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:47:25,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:25,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:25,577 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:25,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:25,589 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:47:25,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:25,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:25,636 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:25,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:25,647 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,653 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:47:25,653 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:25,654 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:47:25,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,659 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:25,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:25,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-12 23:47:25,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:25,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:25,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:25,708 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:25,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:25,719 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-12 23:47:25,726 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:25,726 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:249, output treesize:234 [2021-11-12 23:47:25,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:25,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:25,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:25,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:25,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,840 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:25,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:25,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:25,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:25,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-12 23:47:25,849 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:25,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-12 23:47:25,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-12 23:47:25,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:25,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:25,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:25,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:25,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:25,998 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:26,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:26,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:26,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:26,051 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:26,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,091 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,107 INFO L180 QuantifierPusher]: treesize reduction 131, result has 78.9 percent of original size [2021-11-12 23:47:26,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:47:26,115 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:26,115 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:654, output treesize:489 [2021-11-12 23:47:26,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,179 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:47:26,179 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:26,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:47:26,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:26,187 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:47:26,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:26,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:26,189 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:26,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,191 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:47:26,193 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:26,194 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:47:26,198 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:26,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:26,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:26,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:47:26,205 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.9 percent of original size 71 [2021-11-12 23:47:26,223 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:26,224 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 15 treesize of output 15 [2021-11-12 23:47:26,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:47:26,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:47:26,226 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:26,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,228 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,229 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size [2021-11-12 23:47:26,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 23:47:26,231 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:26,231 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:66 [2021-11-12 23:47:26,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,256 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:26,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,258 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:26,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:26,260 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:26,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-12 23:47:26,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:47:26,262 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:26,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-12 23:47:26,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:47:26,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:26,287 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:26,288 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 20 treesize of output 20 [2021-11-12 23:47:26,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:26,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:26,290 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:26,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:26,305 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:47:26,306 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-11-12 23:47:26,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:47:26,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:47:26,310 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:26,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,332 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,337 INFO L180 QuantifierPusher]: treesize reduction 109, result has 60.8 percent of original size [2021-11-12 23:47:26,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 23:47:26,339 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:26,340 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:281, output treesize:169 [2021-11-12 23:47:26,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,370 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:47:26,373 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:26,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:26,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:47:26,392 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:47:26,392 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 20 treesize of output 20 [2021-11-12 23:47:26,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:26,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:26,395 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:26,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:26,397 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:26,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:47:26,399 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:26,400 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:47:26,404 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:26,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:26,416 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:47:27,189 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:27,189 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:47:27,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-11-12 23:47:27,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210137248] [2021-11-12 23:47:27,190 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:47:27,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-12 23:47:27,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:47:27,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-12 23:47:27,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2021-11-12 23:47:27,191 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. Second operand has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:27,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:47:27,302 INFO L93 Difference]: Finished difference Result 56 states and 64 transitions. [2021-11-12 23:47:27,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 23:47:27,304 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-12 23:47:27,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:47:27,305 INFO L225 Difference]: With dead ends: 56 [2021-11-12 23:47:27,305 INFO L226 Difference]: Without dead ends: 48 [2021-11-12 23:47:27,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-11-12 23:47:27,306 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 44 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.28ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.12ms SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.17ms IncrementalHoareTripleChecker+Time [2021-11-12 23:47:27,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 36 Invalid, 97 Unknown, 0 Unchecked, 1.12ms Time], IncrementalHoareTripleChecker [32 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 75.17ms Time] [2021-11-12 23:47:27,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-12 23:47:27,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 29. [2021-11-12 23:47:27,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 28 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:27,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 36 transitions. [2021-11-12 23:47:27,315 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 36 transitions. Word has length 12 [2021-11-12 23:47:27,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:47:27,315 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 36 transitions. [2021-11-12 23:47:27,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:27,316 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2021-11-12 23:47:27,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-12 23:47:27,316 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:47:27,317 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:47:27,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-12 23:47:27,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:47:27,542 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:47:27,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:47:27,542 INFO L85 PathProgramCache]: Analyzing trace with hash 2060601037, now seen corresponding path program 6 times [2021-11-12 23:47:27,542 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:47:27,543 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926584332] [2021-11-12 23:47:27,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:47:27,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:47:27,568 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:47:27,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2095096770] [2021-11-12 23:47:27,573 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-12 23:47:27,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:47:27,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:47:27,575 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:47:27,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-12 23:47:27,629 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-12 23:47:27,629 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:47:27,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-12 23:47:27,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:47:27,703 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:47:27,704 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:47:27,777 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:47:27,777 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:47:27,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926584332] [2021-11-12 23:47:27,777 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:27,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095096770] [2021-11-12 23:47:27,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2095096770] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:47:27,778 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1192787753] [2021-11-12 23:47:27,780 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:47:27,780 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:47:27,780 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:47:27,780 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:47:27,780 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:47:27,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,785 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:27,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:47:27,787 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:27,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:47:27,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:47:27,791 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_33|], 21=[|v_#valid_40|]} [2021-11-12 23:47:27,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:47:27,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:27,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:27,804 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:27,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:27,808 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:47:27,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:27,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:27,836 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:27,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:27,840 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:47:27,843 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:27,844 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:47:27,851 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:47:27,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:27,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:47:27,854 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:27,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:47:27,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:27,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:47:27,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:47:27,864 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_34|], 28=[|v_#valid_41|]} [2021-11-12 23:47:27,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,934 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:47:27,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:47:27,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:27,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:27,938 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:27,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:47:27,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:27,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:27,948 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:27,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:27,956 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:27,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:47:27,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:27,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:27,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:27,988 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:27,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:27,995 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:47:28,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:28,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:28,053 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,068 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:47:28,074 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,074 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:47:28,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,081 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:28,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-12 23:47:28,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:28,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:28,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:28,129 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,136 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-12 23:47:28,143 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,143 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:249, output treesize:234 [2021-11-12 23:47:28,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,231 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,243 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:28,245 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:28,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-12 23:47:28,259 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-12 23:47:28,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-12 23:47:28,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:28,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:28,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:28,389 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:28,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:28,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:28,444 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,505 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,523 INFO L180 QuantifierPusher]: treesize reduction 135, result has 78.4 percent of original size [2021-11-12 23:47:28,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:47:28,532 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:28,532 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:654, output treesize:489 [2021-11-12 23:47:28,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,602 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:47:28,603 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:47:28,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:28,612 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:47:28,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:28,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:28,614 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,617 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:47:28,619 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,619 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:47:28,624 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:28,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:28,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,628 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:28,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 23:47:28,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:28,646 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:28,647 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 20 treesize of output 20 [2021-11-12 23:47:28,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:28,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:28,649 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,667 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:28,669 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,669 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-11-12 23:47:28,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,701 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,703 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:28,705 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 23:47:28,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:47:28,708 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:47:28,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:47:28,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:28,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:28,729 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:47:28,730 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:47:28,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:47:28,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:47:28,732 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:28,750 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:28,750 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 20 treesize of output 20 [2021-11-12 23:47:28,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:28,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:28,753 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,765 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,771 INFO L180 QuantifierPusher]: treesize reduction 111, result has 60.4 percent of original size [2021-11-12 23:47:28,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 23:47:28,773 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:28,773 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:288, output treesize:169 [2021-11-12 23:47:28,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,800 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:47:28,801 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:28,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:28,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:47:28,821 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:47:28,821 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 20 treesize of output 20 [2021-11-12 23:47:28,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:28,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:28,824 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:28,826 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:28,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:47:28,828 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:28,828 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:47:28,833 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:28,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:28,841 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:47:29,491 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:29,491 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:47:29,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 15 [2021-11-12 23:47:29,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571180242] [2021-11-12 23:47:29,492 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:47:29,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-12 23:47:29,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:47:29,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-12 23:47:29,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2021-11-12 23:47:29,493 INFO L87 Difference]: Start difference. First operand 29 states and 36 transitions. Second operand has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:29,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:47:29,807 INFO L93 Difference]: Finished difference Result 75 states and 83 transitions. [2021-11-12 23:47:29,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-12 23:47:29,807 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 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 13 [2021-11-12 23:47:29,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:47:29,808 INFO L225 Difference]: With dead ends: 75 [2021-11-12 23:47:29,808 INFO L226 Difference]: Without dead ends: 63 [2021-11-12 23:47:29,809 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=206, Invalid=724, Unknown=0, NotChecked=0, Total=930 [2021-11-12 23:47:29,810 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 78 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 104.39ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.89ms SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 147.69ms IncrementalHoareTripleChecker+Time [2021-11-12 23:47:29,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [78 Valid, 90 Invalid, 203 Unknown, 0 Unchecked, 1.89ms Time], IncrementalHoareTripleChecker [49 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 147.69ms Time] [2021-11-12 23:47:29,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-11-12 23:47:29,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 25. [2021-11-12 23:47:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 24 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:29,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2021-11-12 23:47:29,817 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 13 [2021-11-12 23:47:29,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:47:29,818 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2021-11-12 23:47:29,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:47:29,818 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2021-11-12 23:47:29,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-12 23:47:29,819 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:47:29,819 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:47:29,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-12 23:47:30,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable157 [2021-11-12 23:47:30,034 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:47:30,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:47:30,034 INFO L85 PathProgramCache]: Analyzing trace with hash 2055930012, now seen corresponding path program 7 times [2021-11-12 23:47:30,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:47:30,036 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647965832] [2021-11-12 23:47:30,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:47:30,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:47:30,048 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:47:30,052 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [862942929] [2021-11-12 23:47:30,052 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-12 23:47:30,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:47:30,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:47:30,053 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:47:30,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-12 23:47:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:47:30,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-12 23:47:30,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:47:30,124 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 11 treesize of output 7 [2021-11-12 23:47:30,157 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:47:30,197 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:47:30,233 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:47:30,311 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-12 23:47:30,311 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 23 treesize of output 18 [2021-11-12 23:47:30,386 INFO L354 Elim1Store]: treesize reduction 68, result has 18.1 percent of original size [2021-11-12 23:47:30,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 40 [2021-11-12 23:47:30,483 INFO L354 Elim1Store]: treesize reduction 132, result has 16.5 percent of original size [2021-11-12 23:47:30,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 54 [2021-11-12 23:47:30,739 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-11-12 23:47:30,739 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 90 treesize of output 50 [2021-11-12 23:47:30,769 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:47:30,769 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:47:52,253 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:47:52,253 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 1 [2021-11-12 23:47:52,258 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:47:52,258 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:47:52,258 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647965832] [2021-11-12 23:47:52,259 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:52,259 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [862942929] [2021-11-12 23:47:52,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [862942929] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:47:52,259 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1392602576] [2021-11-12 23:47:52,261 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:47:52,261 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:47:52,261 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:47:52,262 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:47:52,262 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:47:52,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,267 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:52,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:47:52,268 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:52,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:47:52,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:47:52,273 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_36|], 21=[|v_#valid_43|]} [2021-11-12 23:47:52,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:47:52,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:52,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:52,288 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:52,292 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:47:52,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:52,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:47:52,316 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:52,320 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:47:52,331 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,331 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:47:52,338 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:47:52,339 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:52,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:47:52,340 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:52,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:47:52,342 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:52,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:47:52,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:47:52,350 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_37|], 28=[|v_#valid_44|]} [2021-11-12 23:47:52,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:47:52,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:52,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:52,359 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,398 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:47:52,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:47:52,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:52,401 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:47:52,401 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:52,409 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:47:52,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:52,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:47:52,445 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:52,452 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:47:52,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:52,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:47:52,501 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:52,508 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:47:52,514 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,514 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:47:52,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,519 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:52,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:52,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-12 23:47:52,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:52,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:52,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:52,571 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:52,578 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-12 23:47:52,584 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,584 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:227 [2021-11-12 23:47:52,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:52,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:52,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:52,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,676 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:52,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,683 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:52,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:52,686 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:52,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,687 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:47:52,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-12 23:47:52,694 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:52,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 473 [2021-11-12 23:47:52,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 555 [2021-11-12 23:47:52,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:52,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:52,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:52,842 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:52,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:47:52,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:52,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:47:52,900 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:52,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:52,938 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:52,956 INFO L180 QuantifierPusher]: treesize reduction 130, result has 79.0 percent of original size [2021-11-12 23:47:52,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:47:52,964 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:52,964 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:649, output treesize:489 [2021-11-12 23:47:52,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,039 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:47:53,040 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:53,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:47:53,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:53,050 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:47:53,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:53,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:47:53,052 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:53,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,054 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,056 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:47:53,057 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:53,057 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:47:53,062 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:53,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:53,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,067 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:53,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:53,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 23:47:53,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:53,086 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:53,087 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 20 treesize of output 20 [2021-11-12 23:47:53,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:53,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:53,090 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:53,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,093 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:47:53,095 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:53,095 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-11-12 23:47:53,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,132 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:53,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,134 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:53,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 23:47:53,135 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:53,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:53,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:47:53,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:53,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:47:53,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:47:53,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:53,162 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:47:53,163 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 20 treesize of output 20 [2021-11-12 23:47:53,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:53,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:53,165 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:53,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:53,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:47:53,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:47:53,179 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:47:53,179 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:47:53,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:47:53,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:47:53,181 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:53,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,190 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,193 INFO L180 QuantifierPusher]: treesize reduction 111, result has 61.1 percent of original size [2021-11-12 23:47:53,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-11-12 23:47:53,195 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:47:53,195 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:288, output treesize:174 [2021-11-12 23:47:53,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,218 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:47:53,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:47:53,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:47:53,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:47:53,239 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:47:53,240 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 20 treesize of output 20 [2021-11-12 23:47:53,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:53,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:47:53,241 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:47:53,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:47:53,243 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:47:53,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:47:53,244 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:47:53,244 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:47:53,248 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:47:53,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:47:53,255 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:47:54,607 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:47:54,607 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:47:54,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-11-12 23:47:54,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769175841] [2021-11-12 23:47:54,607 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:47:54,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-12 23:47:54,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:47:54,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-12 23:47:54,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=572, Unknown=10, NotChecked=0, Total=702 [2021-11-12 23:47:54,612 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand has 22 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 22 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:48:03,205 WARN L227 SmtUtils]: Spent 6.02s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-12 23:48:13,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:48:13,795 INFO L93 Difference]: Finished difference Result 46 states and 53 transitions. [2021-11-12 23:48:13,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-12 23:48:13,796 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 22 states have internal predecessors, (24), 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 13 [2021-11-12 23:48:13,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:48:13,797 INFO L225 Difference]: With dead ends: 46 [2021-11-12 23:48:13,797 INFO L226 Difference]: Without dead ends: 44 [2021-11-12 23:48:13,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 7 SyntacticMatches, 5 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 404 ImplicationChecksByTransitivity, 41.1s TimeCoverageRelationStatistics Valid=207, Invalid=1110, Unknown=15, NotChecked=0, Total=1332 [2021-11-12 23:48:13,798 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 17 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 82.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.01ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 94 IncrementalHoareTripleChecker+Unchecked, 95.06ms IncrementalHoareTripleChecker+Time [2021-11-12 23:48:13,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 31 Invalid, 177 Unknown, 0 Unchecked, 1.01ms Time], IncrementalHoareTripleChecker [10 Valid, 73 Invalid, 0 Unknown, 94 Unchecked, 95.06ms Time] [2021-11-12 23:48:13,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2021-11-12 23:48:13,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 31. [2021-11-12 23:48:13,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:48:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 36 transitions. [2021-11-12 23:48:13,808 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 36 transitions. Word has length 13 [2021-11-12 23:48:13,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:48:13,808 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 36 transitions. [2021-11-12 23:48:13,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 22 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:48:13,808 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2021-11-12 23:48:13,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-12 23:48:13,809 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:48:13,809 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:48:13,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-12 23:48:14,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable187 [2021-11-12 23:48:14,010 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:48:14,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:48:14,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1221265221, now seen corresponding path program 1 times [2021-11-12 23:48:14,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:48:14,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349143549] [2021-11-12 23:48:14,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:48:14,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:48:14,024 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:48:14,027 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2074298149] [2021-11-12 23:48:14,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:48:14,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:48:14,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:48:14,035 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:48:14,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-12 23:48:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:48:14,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-12 23:48:14,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:48:14,082 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 10 treesize of output 8 [2021-11-12 23:48:14,091 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 11 treesize of output 7 [2021-11-12 23:48:14,110 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 25 treesize of output 13 [2021-11-12 23:48:14,130 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 25 treesize of output 13 [2021-11-12 23:48:14,183 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 23 treesize of output 18 [2021-11-12 23:48:14,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:14,226 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-11-12 23:48:14,226 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 34 [2021-11-12 23:48:14,815 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-12 23:48:14,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 271 treesize of output 187 [2021-11-12 23:48:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:48:14,878 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:48:17,293 WARN L838 $PredicateComparison]: unable to prove that (forall ((~N~0 Int)) (let ((.cse0 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0)))) is different from false [2021-11-12 23:48:17,535 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 2 not checked. [2021-11-12 23:48:17,535 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:48:17,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349143549] [2021-11-12 23:48:17,535 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:48:17,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074298149] [2021-11-12 23:48:17,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074298149] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:48:17,536 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1644429115] [2021-11-12 23:48:17,537 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-12 23:48:17,537 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:48:17,538 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:48:17,538 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:48:17,538 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:48:17,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,544 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:17,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:48:17,546 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:17,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:48:17,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:48:17,551 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_38|], 21=[|v_#valid_46|]} [2021-11-12 23:48:17,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:48:17,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:48:17,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:48:17,567 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:17,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:17,571 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:48:17,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:48:17,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:48:17,589 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:17,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:17,593 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:48:17,595 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:48:17,595 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:48:17,602 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:48:17,603 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:17,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:48:17,604 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:17,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:48:17,606 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:17,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:48:17,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:48:17,613 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_39|], 28=[|v_#valid_47|]} [2021-11-12 23:48:17,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,683 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:48:17,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:48:17,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:48:17,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,686 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:48:17,686 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:17,692 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:48:17,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:48:17,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:48:17,694 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:17,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:17,705 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:48:17,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:48:17,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:48:17,739 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:17,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:17,744 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:48:17,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:48:17,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:48:17,778 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:17,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:17,791 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:48:17,797 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:48:17,797 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:48:17,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,805 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:17,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:48:17,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-12 23:48:17,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:17,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:48:17,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:48:17,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:48:17,861 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:17,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:17,869 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-12 23:48:17,875 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:48:17,875 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:249, output treesize:232 [2021-11-12 23:48:17,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:17,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:17,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:17,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,963 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:17,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,970 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:17,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:48:17,972 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:17,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:48:17,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-12 23:48:17,978 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:17,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:17,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-12 23:48:17,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-12 23:48:18,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:48:18,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:48:18,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:48:18,117 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:18,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:48:18,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:48:18,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:48:18,164 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:18,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,195 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,213 INFO L180 QuantifierPusher]: treesize reduction 133, result has 78.6 percent of original size [2021-11-12 23:48:18,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:48:18,224 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:48:18,224 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:654, output treesize:489 [2021-11-12 23:48:18,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,287 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:48:18,288 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:18,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:48:18,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:48:18,306 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:48:18,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:48:18,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:48:18,307 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:18,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,309 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:48:18,310 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:48:18,310 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:48:18,314 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:48:18,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:48:18,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:18,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:48:18,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 23:48:18,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:48:18,333 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:48:18,334 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 20 treesize of output 20 [2021-11-12 23:48:18,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:48:18,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:48:18,336 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:18,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,338 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:48:18,339 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:48:18,339 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-11-12 23:48:18,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,364 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:18,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,366 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:18,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 23:48:18,367 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:18,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:48:18,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:48:18,370 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:18,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:48:18,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:48:18,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:48:18,394 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:48:18,394 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 20 treesize of output 20 [2021-11-12 23:48:18,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:48:18,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:48:18,396 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:18,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:48:18,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:48:18,408 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:48:18,408 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:48:18,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:48:18,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:48:18,410 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:18,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,420 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,423 INFO L180 QuantifierPusher]: treesize reduction 111, result has 61.1 percent of original size [2021-11-12 23:48:18,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-11-12 23:48:18,424 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:48:18,424 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:288, output treesize:174 [2021-11-12 23:48:18,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,449 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:48:18,450 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:48:18,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:48:18,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:48:18,472 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:48:18,472 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 20 treesize of output 20 [2021-11-12 23:48:18,472 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,473 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:48:18,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:48:18,474 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:48:18,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,475 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:48:18,477 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:48:18,477 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:48:18,480 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:48:18,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:48:18,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:48:18,492 INFO L185 QuantifierPusher]: treesize reduction 11, result has 96.0 percent of original size 264 [2021-11-12 23:48:18,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:48:18,568 INFO L180 QuantifierPusher]: treesize reduction 64, result has 84.8 percent of original size [2021-11-12 23:48:18,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 593 [2021-11-12 23:48:18,618 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:48:20,598 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:48:20,598 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:48:20,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10] total 20 [2021-11-12 23:48:20,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142906815] [2021-11-12 23:48:20,599 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:48:20,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-12 23:48:20,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:48:20,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-12 23:48:20,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=473, Unknown=1, NotChecked=44, Total=600 [2021-11-12 23:48:20,600 INFO L87 Difference]: Start difference. First operand 31 states and 36 transitions. Second operand has 20 states, 20 states have (on average 1.2) internal successors, (24), 20 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:48:22,697 WARN L838 $PredicateComparison]: unable to prove that (and (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 2) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (exists ((|ULTIMATE.start_main_~#sum~0#1.base| Int) (|ULTIMATE.start_main_~#sum~0#1.offset| Int)) (let ((.cse0 (select (select |c_#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |ULTIMATE.start_main_~#sum~0#1.offset|))) (and (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) .cse0) (not (= |ULTIMATE.start_main_~#sum~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (= 2 .cse0)))) (forall ((~N~0 Int)) (let ((.cse1 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse1 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0))))) is different from false [2021-11-12 23:48:22,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:48:22,704 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2021-11-12 23:48:22,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-12 23:48:22,705 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.2) internal successors, (24), 20 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-12 23:48:22,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:48:22,705 INFO L225 Difference]: With dead ends: 33 [2021-11-12 23:48:22,705 INFO L226 Difference]: Without dead ends: 23 [2021-11-12 23:48:22,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 16 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=84, Invalid=474, Unknown=2, NotChecked=90, Total=650 [2021-11-12 23:48:22,706 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 71.73ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.49ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 54 IncrementalHoareTripleChecker+Unchecked, 80.86ms IncrementalHoareTripleChecker+Time [2021-11-12 23:48:22,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 24 Invalid, 113 Unknown, 0 Unchecked, 0.49ms Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 54 Unchecked, 80.86ms Time] [2021-11-12 23:48:22,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-11-12 23:48:22,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-11-12 23:48:22,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 22 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) [2021-11-12 23:48:22,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2021-11-12 23:48:22,712 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 14 [2021-11-12 23:48:22,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:48:22,712 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2021-11-12 23:48:22,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.2) internal successors, (24), 20 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:48:22,713 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-11-12 23:48:22,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-12 23:48:22,713 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:48:22,713 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:48:22,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-12 23:48:22,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:48:22,921 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:48:22,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:48:22,921 INFO L85 PathProgramCache]: Analyzing trace with hash -8393427, now seen corresponding path program 8 times [2021-11-12 23:48:22,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:48:22,921 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390447162] [2021-11-12 23:48:22,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:48:22,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:48:22,932 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:48:22,932 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [757760244] [2021-11-12 23:48:22,932 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:48:22,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:48:22,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:48:22,958 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:48:22,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-12 23:48:23,041 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-12 23:48:23,042 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:48:23,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-12 23:48:23,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:48:23,065 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 11 treesize of output 7 [2021-11-12 23:48:23,100 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:48:23,134 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:48:23,172 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:48:23,208 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:48:23,284 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-12 23:48:23,284 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 23 treesize of output 18 [2021-11-12 23:48:23,345 INFO L354 Elim1Store]: treesize reduction 68, result has 18.1 percent of original size [2021-11-12 23:48:23,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 40 [2021-11-12 23:48:23,459 INFO L354 Elim1Store]: treesize reduction 132, result has 16.5 percent of original size [2021-11-12 23:48:23,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 54 [2021-11-12 23:48:25,634 INFO L354 Elim1Store]: treesize reduction 212, result has 14.9 percent of original size [2021-11-12 23:48:25,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 93 treesize of output 73 [2021-11-12 23:48:32,959 INFO L354 Elim1Store]: treesize reduction 120, result has 0.8 percent of original size [2021-11-12 23:48:32,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 98 treesize of output 58 [2021-11-12 23:48:32,993 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:48:32,994 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:49:09,464 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:49:09,464 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 447 treesize of output 1 [2021-11-12 23:49:09,468 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:49:09,468 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:49:09,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390447162] [2021-11-12 23:49:09,469 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:49:09,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757760244] [2021-11-12 23:49:09,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [757760244] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:49:09,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [159547826] [2021-11-12 23:49:09,471 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:49:09,471 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:49:09,471 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:49:09,471 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:49:09,472 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:49:09,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,477 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:09,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:49:09,478 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:09,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:49:09,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:49:09,482 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_41|], 21=[|v_#valid_49|]} [2021-11-12 23:49:09,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:49:09,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,498 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:09,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:09,499 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:09,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:09,503 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:49:09,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:49:09,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:49:09,530 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:09,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:09,534 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:49:09,536 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:09,536 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:49:09,541 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:49:09,542 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:09,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:49:09,544 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:09,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:49:09,545 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:09,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:49:09,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:49:09,559 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_42|], 28=[|v_#valid_50|]} [2021-11-12 23:49:09,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,653 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:49:09,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:49:09,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:49:09,656 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:49:09,657 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:09,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:49:09,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:49:09,666 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:49:09,666 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:09,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:09,674 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:49:09,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:49:09,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:49:09,712 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:09,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:09,719 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:49:09,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:49:09,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:49:09,759 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:09,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:09,764 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:49:09,768 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:09,768 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:49:09,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,771 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:09,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:49:09,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-12 23:49:09,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:49:09,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:49:09,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:49:09,834 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:09,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:09,839 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:49:09,843 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:09,843 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:225 [2021-11-12 23:49:09,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:09,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:09,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:09,911 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:09,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,928 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:09,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:49:09,930 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:09,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:49:09,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-12 23:49:09,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:09,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:09,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 473 [2021-11-12 23:49:09,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 555 [2021-11-12 23:49:09,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:09,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:49:10,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:49:10,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:49:10,079 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:10,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:49:10,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:49:10,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:49:10,140 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:10,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,170 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,184 INFO L180 QuantifierPusher]: treesize reduction 128, result has 79.3 percent of original size [2021-11-12 23:49:10,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:49:10,191 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:49:10,192 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:649, output treesize:489 [2021-11-12 23:49:10,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,256 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:49:10,257 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:10,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:49:10,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:49:10,266 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:49:10,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:49:10,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:49:10,269 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:10,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,271 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:49:10,272 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:10,273 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:49:10,276 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:49:10,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:49:10,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,281 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:10,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:49:10,283 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.9 percent of original size 71 [2021-11-12 23:49:10,299 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:49:10,300 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 15 treesize of output 15 [2021-11-12 23:49:10,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:49:10,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:49:10,302 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:10,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,303 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,304 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size [2021-11-12 23:49:10,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 23:49:10,305 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:10,305 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:66 [2021-11-12 23:49:10,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,328 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:10,329 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,330 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:10,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-12 23:49:10,331 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:10,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:49:10,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:49:10,334 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:10,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-12 23:49:10,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:49:10,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:10,360 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:49:10,360 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-11-12 23:49:10,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:49:10,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:49:10,363 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:10,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:49:10,382 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:49:10,383 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 20 treesize of output 20 [2021-11-12 23:49:10,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:10,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:10,385 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:10,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,397 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,402 INFO L180 QuantifierPusher]: treesize reduction 109, result has 60.1 percent of original size [2021-11-12 23:49:10,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-12 23:49:10,404 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:49:10,405 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:281, output treesize:164 [2021-11-12 23:49:10,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,432 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:49:10,433 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:10,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:49:10,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:49:10,452 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:49:10,452 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 20 treesize of output 20 [2021-11-12 23:49:10,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:10,454 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:10,454 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:10,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:10,455 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:10,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:49:10,457 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:10,457 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:49:10,460 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:49:10,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:49:10,474 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:49:11,788 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:49:11,789 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:49:11,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2021-11-12 23:49:11,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104290831] [2021-11-12 23:49:11,789 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:49:11,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-11-12 23:49:11,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:49:11,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-11-12 23:49:11,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=756, Unknown=20, NotChecked=0, Total=930 [2021-11-12 23:49:11,791 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand has 26 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 26 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:49:28,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:49:28,616 INFO L93 Difference]: Finished difference Result 49 states and 62 transitions. [2021-11-12 23:49:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-12 23:49:28,617 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 26 states have internal predecessors, (28), 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 [2021-11-12 23:49:28,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:49:28,617 INFO L225 Difference]: With dead ends: 49 [2021-11-12 23:49:28,617 INFO L226 Difference]: Without dead ends: 47 [2021-11-12 23:49:28,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 381 ImplicationChecksByTransitivity, 62.0s TimeCoverageRelationStatistics Valid=241, Invalid=1219, Unknown=22, NotChecked=0, Total=1482 [2021-11-12 23:49:28,618 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 10 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.65ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 98 IncrementalHoareTripleChecker+Unchecked, 59.67ms IncrementalHoareTripleChecker+Time [2021-11-12 23:49:28,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 31 Invalid, 154 Unknown, 0 Unchecked, 0.65ms Time], IncrementalHoareTripleChecker [6 Valid, 50 Invalid, 0 Unknown, 98 Unchecked, 59.67ms Time] [2021-11-12 23:49:28,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-11-12 23:49:28,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 33. [2021-11-12 23:49:28,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.3125) internal successors, (42), 32 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:49:28,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 42 transitions. [2021-11-12 23:49:28,630 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 42 transitions. Word has length 15 [2021-11-12 23:49:28,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:49:28,631 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 42 transitions. [2021-11-12 23:49:28,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 26 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:49:28,631 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2021-11-12 23:49:28,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-12 23:49:28,632 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:49:28,632 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:49:28,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-11-12 23:49:28,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:49:28,832 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:49:28,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:49:28,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1982520332, now seen corresponding path program 2 times [2021-11-12 23:49:28,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:49:28,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819884857] [2021-11-12 23:49:28,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:49:28,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:49:28,842 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:49:28,843 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [792203587] [2021-11-12 23:49:28,843 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:49:28,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:49:28,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:49:28,851 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:49:28,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-12 23:49:28,929 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-12 23:49:28,929 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:49:28,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-12 23:49:28,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:49:28,944 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 11 treesize of output 7 [2021-11-12 23:49:28,948 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 10 treesize of output 8 [2021-11-12 23:49:28,972 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 25 treesize of output 13 [2021-11-12 23:49:28,997 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 25 treesize of output 13 [2021-11-12 23:49:29,033 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 25 treesize of output 13 [2021-11-12 23:49:29,111 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 28 treesize of output 23 [2021-11-12 23:49:29,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:29,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2021-11-12 23:49:29,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:29,260 INFO L354 Elim1Store]: treesize reduction 112, result has 17.6 percent of original size [2021-11-12 23:49:29,260 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 6 case distinctions, treesize of input 64 treesize of output 53 [2021-11-12 23:49:31,734 INFO L354 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2021-11-12 23:49:31,735 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 89 treesize of output 51 [2021-11-12 23:49:31,766 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:49:31,766 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:49:46,803 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:49:46,803 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:49:46,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819884857] [2021-11-12 23:49:46,803 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:49:46,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [792203587] [2021-11-12 23:49:46,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [792203587] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:49:46,804 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2060550348] [2021-11-12 23:49:46,805 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-12 23:49:46,805 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:49:46,806 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:49:46,806 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:49:46,806 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:49:46,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,812 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:46,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:49:46,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:46,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:49:46,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:49:46,820 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_44|], 21=[|v_#valid_53|]} [2021-11-12 23:49:46,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:49:46,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:46,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:46,836 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:46,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:46,840 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:49:46,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:49:46,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:49:46,875 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:46,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:46,879 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:49:46,883 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:46,883 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:49:46,891 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:49:46,892 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:46,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:49:46,893 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:46,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:49:46,895 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:46,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:49:46,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:49:46,903 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_45|], 28=[|v_#valid_54|]} [2021-11-12 23:49:46,911 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:49:46,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:49:46,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:49:46,913 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:46,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,954 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:49:46,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:49:46,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:49:46,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:49:46,958 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:46,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:46,965 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:46,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:46,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:49:47,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:49:47,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:49:47,012 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,019 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:49:47,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:49:47,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:49:47,071 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,078 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:49:47,084 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,084 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:49:47,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,088 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:49:47,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-12 23:49:47,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:49:47,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:49:47,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:49:47,160 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,167 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-12 23:49:47,173 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,173 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:227 [2021-11-12 23:49:47,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,262 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,268 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:49:47,270 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:49:47,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-12 23:49:47,277 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 473 [2021-11-12 23:49:47,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 555 [2021-11-12 23:49:47,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,423 INFO L244 Elim1Store]: Index analysis took 108 ms [2021-11-12 23:49:47,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:49:47,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,428 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:49:47,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:49:47,430 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:49:47,469 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,472 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:49:47,472 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,473 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:49:47,473 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,508 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,516 INFO L180 QuantifierPusher]: treesize reduction 128, result has 79.3 percent of original size [2021-11-12 23:49:47,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:49:47,520 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:49:47,521 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:649, output treesize:489 [2021-11-12 23:49:47,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,569 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:49:47,570 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:49:47,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:49:47,576 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:49:47,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:49:47,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:49:47,578 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,579 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:49:47,581 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,581 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:49:47,584 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:49:47,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:49:47,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:49:47,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 23:49:47,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:49:47,602 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:49:47,602 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 20 treesize of output 20 [2021-11-12 23:49:47,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:47,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:47,604 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,606 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:49:47,607 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,607 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-11-12 23:49:47,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,625 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,627 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:49:47,628 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 23:49:47,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:49:47,629 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:49:47,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:49:47,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:49:47,655 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:49:47,655 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 20 treesize of output 20 [2021-11-12 23:49:47,656 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:47,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:47,657 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:49:47,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:49:47,668 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:49:47,668 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:49:47,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:49:47,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:49:47,671 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,679 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,682 INFO L180 QuantifierPusher]: treesize reduction 111, result has 61.1 percent of original size [2021-11-12 23:49:47,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-11-12 23:49:47,684 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:49:47,684 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:288, output treesize:174 [2021-11-12 23:49:47,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,701 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:49:47,702 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:49:47,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:49:47,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:49:47,723 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:49:47,723 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 20 treesize of output 20 [2021-11-12 23:49:47,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:47,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:49:47,725 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,726 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:49:47,727 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:49:47,728 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:49:47,731 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:49:47,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:49:47,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:49:47,772 INFO L185 QuantifierPusher]: treesize reduction 11, result has 99.6 percent of original size 3112 [2021-11-12 23:49:47,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:49:47,919 INFO L180 QuantifierPusher]: treesize reduction 56, result has 79.7 percent of original size [2021-11-12 23:49:47,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-12 23:49:47,969 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:49:50,634 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:49:50,634 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:49:50,635 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-11-12 23:49:50,635 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104443064] [2021-11-12 23:49:50,635 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:49:50,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-12 23:49:50,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:49:50,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-12 23:49:50,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=627, Unknown=6, NotChecked=0, Total=756 [2021-11-12 23:49:50,636 INFO L87 Difference]: Start difference. First operand 33 states and 42 transitions. Second operand has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:49:56,454 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse4 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse1 (select .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)))) (and (or (forall ((|v_ULTIMATE.start_main_~i~0#1_253| Int)) (or (< (+ |v_ULTIMATE.start_main_~i~0#1_253| 1) c_~N~0) (= (mod (select (let ((.cse0 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_253| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse0) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) c_~N~0) 0))) (<= c_~N~0 1)) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= .cse1 3) (exists ((|v_ULTIMATE.start_main_~i~0#1_246| Int) (|ULTIMATE.start_main_~#sum~0#1.base| Int) (|ULTIMATE.start_main_~#sum~0#1.offset| Int)) (let ((.cse3 (select (select |c_#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse2 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (and (<= |c_ULTIMATE.start_main_~i~0#1| (+ |v_ULTIMATE.start_main_~i~0#1_246| 1)) (= (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) .cse3) (not (= |ULTIMATE.start_main_~#sum~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (= .cse3 (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_246| 4))))))) (= (select .cse4 |c_ULTIMATE.start_main_~a~0#1.offset|) .cse1) (<= c_~N~0 3) (< 2 c_~N~0) (or (= (mod (select .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4))) c_~N~0) 0) (<= c_~N~0 |c_ULTIMATE.start_main_~i~0#1|))))) is different from false [2021-11-12 23:49:56,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:49:56,618 INFO L93 Difference]: Finished difference Result 54 states and 66 transitions. [2021-11-12 23:49:56,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-12 23:49:56,619 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 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 16 [2021-11-12 23:49:56,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:49:56,620 INFO L225 Difference]: With dead ends: 54 [2021-11-12 23:49:56,620 INFO L226 Difference]: Without dead ends: 52 [2021-11-12 23:49:56,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 13 SyntacticMatches, 7 SemanticMatches, 31 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 25.4s TimeCoverageRelationStatistics Valid=168, Invalid=820, Unknown=8, NotChecked=60, Total=1056 [2021-11-12 23:49:56,621 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 77.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.63ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 78 IncrementalHoareTripleChecker+Unchecked, 87.15ms IncrementalHoareTripleChecker+Time [2021-11-12 23:49:56,622 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 27 Invalid, 127 Unknown, 0 Unchecked, 0.63ms Time], IncrementalHoareTripleChecker [2 Valid, 47 Invalid, 0 Unknown, 78 Unchecked, 87.15ms Time] [2021-11-12 23:49:56,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2021-11-12 23:49:56,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 42. [2021-11-12 23:49:56,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 41 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:49:56,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 54 transitions. [2021-11-12 23:49:56,638 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 54 transitions. Word has length 16 [2021-11-12 23:49:56,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:49:56,639 INFO L470 AbstractCegarLoop]: Abstraction has 42 states and 54 transitions. [2021-11-12 23:49:56,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:49:56,639 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2021-11-12 23:49:56,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-12 23:49:56,640 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:49:56,640 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:49:56,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-11-12 23:49:56,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:49:56,854 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:49:56,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:49:56,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1973337020, now seen corresponding path program 9 times [2021-11-12 23:49:56,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:49:56,854 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301974166] [2021-11-12 23:49:56,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:49:56,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:49:56,866 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:49:56,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1719872697] [2021-11-12 23:49:56,866 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-12 23:49:56,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:49:56,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:49:56,867 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:49:56,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-12 23:49:56,946 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-12 23:49:56,946 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:49:56,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-12 23:49:56,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:49:56,970 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 11 treesize of output 7 [2021-11-12 23:49:57,015 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:49:57,055 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:49:57,098 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:49:57,130 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:49:57,168 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:49:57,249 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:49:57,250 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 23 treesize of output 18 [2021-11-12 23:49:57,312 INFO L354 Elim1Store]: treesize reduction 64, result has 19.0 percent of original size [2021-11-12 23:49:57,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 40 [2021-11-12 23:49:57,411 INFO L354 Elim1Store]: treesize reduction 128, result has 16.9 percent of original size [2021-11-12 23:49:57,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 74 treesize of output 59 [2021-11-12 23:49:57,571 INFO L354 Elim1Store]: treesize reduction 208, result has 15.1 percent of original size [2021-11-12 23:49:57,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 98 treesize of output 78 [2021-11-12 23:49:57,774 INFO L354 Elim1Store]: treesize reduction 304, result has 13.6 percent of original size [2021-11-12 23:49:57,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 92 [2021-11-12 23:50:02,842 INFO L354 Elim1Store]: treesize reduction 176, result has 0.6 percent of original size [2021-11-12 23:50:02,842 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 118 treesize of output 66 [2021-11-12 23:50:02,880 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:50:02,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:50:15,923 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~i~0#1_285| Int) (|v_ULTIMATE.start_main_~i~0#1_284| Int) (|v_ULTIMATE.start_main_~i~0#1_283| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_284| (+ |v_ULTIMATE.start_main_~i~0#1_285| 1)) (= (mod (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_285| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_284| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_283| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse0) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_283| (+ |v_ULTIMATE.start_main_~i~0#1_284| 1)) (< |v_ULTIMATE.start_main_~i~0#1_285| (+ |c_ULTIMATE.start_main_~i~0#1| 1)))) is different from false [2021-11-12 23:50:57,599 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:50:57,600 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 7932 treesize of output 1 [2021-11-12 23:50:57,604 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 1 times theorem prover too weak. 0 trivial. 5 not checked. [2021-11-12 23:50:57,604 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:50:57,604 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301974166] [2021-11-12 23:50:57,605 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:50:57,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719872697] [2021-11-12 23:50:57,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1719872697] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:50:57,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1834408687] [2021-11-12 23:50:57,607 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:50:57,607 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:50:57,607 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:50:57,607 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:50:57,608 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:50:57,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,612 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:57,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:50:57,614 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:57,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:50:57,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:50:57,618 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_47|], 21=[|v_#valid_56|]} [2021-11-12 23:50:57,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:50:57,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:50:57,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:50:57,637 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:57,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:57,641 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:50:57,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:50:57,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:50:57,672 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:57,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:57,676 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,677 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:50:57,679 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:50:57,680 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:50:57,688 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:50:57,689 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:57,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:50:57,690 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:57,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:50:57,692 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:57,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:50:57,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:50:57,700 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_48|], 28=[|v_#valid_57|]} [2021-11-12 23:50:57,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:50:57,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:50:57,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:50:57,709 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:57,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,758 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:50:57,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:50:57,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:50:57,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:50:57,762 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:57,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:57,769 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:50:57,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:50:57,816 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:50:57,816 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:57,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:57,825 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:50:57,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:50:57,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:50:57,882 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:57,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:57,890 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:50:57,896 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:50:57,896 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:50:57,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,900 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:57,901 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:50:57,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-12 23:50:57,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:57,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:50:57,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:50:57,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:50:57,968 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:57,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:57,976 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:57,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-12 23:50:57,982 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:50:57,982 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:249, output treesize:232 [2021-11-12 23:50:57,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,078 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:50:58,080 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:50:58,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-12 23:50:58,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-12 23:50:58,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-12 23:50:58,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,231 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-12 23:50:58,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:50:58,232 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:50:58,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:50:58,236 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:58,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:50:58,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:50:58,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:50:58,276 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:58,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,307 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,318 INFO L180 QuantifierPusher]: treesize reduction 135, result has 78.4 percent of original size [2021-11-12 23:50:58,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:50:58,326 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:50:58,326 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:654, output treesize:489 [2021-11-12 23:50:58,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,378 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:50:58,379 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:50:58,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:50:58,387 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:50:58,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:50:58,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:50:58,390 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:58,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,392 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:50:58,394 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:50:58,394 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:50:58,399 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:50:58,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:50:58,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,404 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:50:58,406 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.9 percent of original size 71 [2021-11-12 23:50:58,420 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:50:58,421 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 15 treesize of output 15 [2021-11-12 23:50:58,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:50:58,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:50:58,422 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:58,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,424 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,424 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size [2021-11-12 23:50:58,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 23:50:58,425 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:50:58,425 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:66 [2021-11-12 23:50:58,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,443 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,444 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:50:58,445 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-12 23:50:58,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:50:58,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-12 23:50:58,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:50:58,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:50:58,467 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:50:58,467 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-11-12 23:50:58,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:50:58,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:50:58,469 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:58,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:50:58,485 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:50:58,485 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 20 treesize of output 20 [2021-11-12 23:50:58,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:50:58,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:50:58,487 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:58,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,500 INFO L180 QuantifierPusher]: treesize reduction 109, result has 60.8 percent of original size [2021-11-12 23:50:58,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 23:50:58,501 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:50:58,501 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:281, output treesize:169 [2021-11-12 23:50:58,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,524 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:50:58,525 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:50:58,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:50:58,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:50:58,548 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:50:58,549 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 20 treesize of output 20 [2021-11-12 23:50:58,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:50:58,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:50:58,551 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:50:58,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:50:58,553 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,554 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:50:58,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:50:58,555 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:50:58,556 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:50:58,561 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:50:58,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:50:58,570 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:51:00,331 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:51:00,331 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:51:00,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-11-12 23:51:00,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742788278] [2021-11-12 23:51:00,332 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:51:00,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-12 23:51:00,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:51:00,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-12 23:51:00,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=916, Unknown=24, NotChecked=64, Total=1190 [2021-11-12 23:51:00,333 INFO L87 Difference]: Start difference. First operand 42 states and 54 transitions. Second operand has 30 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 30 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:51:13,647 WARN L227 SmtUtils]: Spent 6.19s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-12 23:51:18,598 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (and (forall ((|v_ULTIMATE.start_main_~i~0#1_285| Int) (|v_ULTIMATE.start_main_~i~0#1_284| Int) (|v_ULTIMATE.start_main_~i~0#1_283| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_284| (+ |v_ULTIMATE.start_main_~i~0#1_285| 1)) (= (mod (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_285| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_284| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_283| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse0) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_283| (+ |v_ULTIMATE.start_main_~i~0#1_284| 1)) (< |v_ULTIMATE.start_main_~i~0#1_285| (+ |c_ULTIMATE.start_main_~i~0#1| 1)))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) .cse3) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) (= |c_ULTIMATE.start_main_~#sum~0#1.offset| 0) (< 4 c_~N~0) (= 5 .cse3) (<= c_~N~0 5))) is different from false [2021-11-12 23:51:28,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:51:28,065 INFO L93 Difference]: Finished difference Result 78 states and 99 transitions. [2021-11-12 23:51:28,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-12 23:51:28,066 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 30 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-12 23:51:28,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:51:28,067 INFO L225 Difference]: With dead ends: 78 [2021-11-12 23:51:28,067 INFO L226 Difference]: Without dead ends: 76 [2021-11-12 23:51:28,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 583 ImplicationChecksByTransitivity, 83.6s TimeCoverageRelationStatistics Valid=323, Invalid=1727, Unknown=28, NotChecked=178, Total=2256 [2021-11-12 23:51:28,069 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 14 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 120.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.80ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 149 IncrementalHoareTripleChecker+Unchecked, 138.75ms IncrementalHoareTripleChecker+Time [2021-11-12 23:51:28,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 43 Invalid, 221 Unknown, 0 Unchecked, 0.80ms Time], IncrementalHoareTripleChecker [8 Valid, 64 Invalid, 0 Unknown, 149 Unchecked, 138.75ms Time] [2021-11-12 23:51:28,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-11-12 23:51:28,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 45. [2021-11-12 23:51:28,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 44 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:51:28,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 60 transitions. [2021-11-12 23:51:28,087 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 60 transitions. Word has length 17 [2021-11-12 23:51:28,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:51:28,087 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 60 transitions. [2021-11-12 23:51:28,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 30 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:51:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2021-11-12 23:51:28,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-12 23:51:28,088 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:51:28,089 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:51:28,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-12 23:51:28,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable361,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:51:28,314 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:51:28,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:51:28,314 INFO L85 PathProgramCache]: Analyzing trace with hash -935306789, now seen corresponding path program 3 times [2021-11-12 23:51:28,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:51:28,314 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477312001] [2021-11-12 23:51:28,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:51:28,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:51:28,324 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:51:28,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1664980954] [2021-11-12 23:51:28,324 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-12 23:51:28,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:51:28,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:51:28,338 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:51:28,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-12 23:51:28,381 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-12 23:51:28,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:51:28,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-12 23:51:28,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:51:28,395 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:51:28,416 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:51:28,416 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 20 treesize of output 20 [2021-11-12 23:51:28,451 INFO L354 Elim1Store]: treesize reduction 60, result has 20.0 percent of original size [2021-11-12 23:51:28,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 27 [2021-11-12 23:51:28,501 INFO L354 Elim1Store]: treesize reduction 122, result has 16.4 percent of original size [2021-11-12 23:51:28,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 49 [2021-11-12 23:51:28,587 INFO L354 Elim1Store]: treesize reduction 200, result has 14.9 percent of original size [2021-11-12 23:51:28,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 70 treesize of output 66 [2021-11-12 23:51:29,464 INFO L354 Elim1Store]: treesize reduction 78, result has 1.3 percent of original size [2021-11-12 23:51:29,465 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 332 treesize of output 194 [2021-11-12 23:51:29,524 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-12 23:51:29,525 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:51:32,224 WARN L838 $PredicateComparison]: unable to prove that (forall ((~N~0 Int)) (let ((.cse0 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |c_ULTIMATE.start_main_~i~0#1|)))) is different from false [2021-11-12 23:52:29,558 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 7 refuted. 1 times theorem prover too weak. 10 trivial. 4 not checked. [2021-11-12 23:52:29,558 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:52:29,558 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477312001] [2021-11-12 23:52:29,559 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:52:29,559 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1664980954] [2021-11-12 23:52:29,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1664980954] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:52:29,559 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [770366043] [2021-11-12 23:52:29,560 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-12 23:52:29,560 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:52:29,560 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:52:29,561 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:52:29,561 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:52:29,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:29,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:52:29,569 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:29,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:52:29,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:52:29,573 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_49|], 21=[|v_#valid_58|]} [2021-11-12 23:52:29,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:52:29,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:52:29,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:52:29,590 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:29,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:29,593 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:52:29,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:52:29,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:52:29,626 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:29,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:29,630 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:52:29,641 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:52:29,641 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:52:29,650 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:52:29,651 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:29,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:52:29,653 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:29,653 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:52:29,654 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:29,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:52:29,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:52:29,663 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_50|], 28=[|v_#valid_59|]} [2021-11-12 23:52:29,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,765 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:52:29,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:52:29,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:52:29,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:52:29,769 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:29,776 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:52:29,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:52:29,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:52:29,778 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:29,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:29,788 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:52:29,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:52:29,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:52:29,832 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:29,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:29,837 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:52:29,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:52:29,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:52:29,905 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:29,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:29,912 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:52:29,915 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:52:29,915 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:52:29,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:29,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:52:29,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-12 23:52:29,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:29,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:52:29,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:52:29,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:52:29,987 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:29,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:29,992 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:29,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-12 23:52:29,996 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:52:29,996 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:249, output treesize:232 [2021-11-12 23:52:30,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,055 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:52:30,060 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:52:30,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-12 23:52:30,063 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-12 23:52:30,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-12 23:52:30,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,295 INFO L244 Elim1Store]: Index analysis took 198 ms [2021-11-12 23:52:30,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:52:30,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:52:30,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:52:30,301 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:30,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:52:30,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:52:30,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:52:30,372 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:30,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,398 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,407 INFO L180 QuantifierPusher]: treesize reduction 135, result has 78.4 percent of original size [2021-11-12 23:52:30,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:52:30,411 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:52:30,411 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:654, output treesize:489 [2021-11-12 23:52:30,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,458 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:52:30,458 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:52:30,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:52:30,472 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:52:30,472 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:52:30,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:52:30,475 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:30,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,476 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:52:30,477 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:52:30,478 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:52:30,482 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:52:30,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:52:30,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:52:30,487 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.9 percent of original size 71 [2021-11-12 23:52:30,517 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:52:30,517 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 15 treesize of output 15 [2021-11-12 23:52:30,517 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:52:30,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:52:30,518 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:30,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,520 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,521 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size [2021-11-12 23:52:30,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 23:52:30,522 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:52:30,522 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:66 [2021-11-12 23:52:30,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,538 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,539 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-12 23:52:30,540 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,541 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:52:30,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:52:30,542 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-12 23:52:30,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:52:30,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:52:30,563 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:52:30,564 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-11-12 23:52:30,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:52:30,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:52:30,565 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:30,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:52:30,600 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:52:30,600 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 20 treesize of output 20 [2021-11-12 23:52:30,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:52:30,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:52:30,602 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:30,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,610 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,612 INFO L180 QuantifierPusher]: treesize reduction 109, result has 60.8 percent of original size [2021-11-12 23:52:30,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 23:52:30,614 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:52:30,614 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:281, output treesize:169 [2021-11-12 23:52:30,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,640 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:52:30,640 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:52:30,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:52:30,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:52:30,672 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:52:30,672 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 20 treesize of output 20 [2021-11-12 23:52:30,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:52:30,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:52:30,674 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:52:30,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,676 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:52:30,677 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:52:30,677 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:52:30,682 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:52:30,686 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:52:30,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:30,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2213 [2021-11-12 23:52:30,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:52:30,816 INFO L180 QuantifierPusher]: treesize reduction 80, result has 93.7 percent of original size [2021-11-12 23:52:30,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2099 [2021-11-12 23:52:30,889 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:52:33,960 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:52:33,960 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:52:33,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2021-11-12 23:52:33,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043512703] [2021-11-12 23:52:33,960 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:52:33,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-12 23:52:33,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:52:33,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-12 23:52:33,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=486, Unknown=23, NotChecked=46, Total=650 [2021-11-12 23:52:33,961 INFO L87 Difference]: Start difference. First operand 45 states and 60 transitions. Second operand has 21 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 21 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) [2021-11-12 23:52:38,337 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (and (= (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) .cse1) (exists ((|v_ULTIMATE.start_main_~i~0#1_304| Int)) (and (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ (* |v_ULTIMATE.start_main_~i~0#1_304| 4) |c_ULTIMATE.start_main_~a~0#1.offset|))) (<= (+ |v_ULTIMATE.start_main_~i~0#1_304| 1) |c_ULTIMATE.start_main_~i~0#1|) (<= 2 |v_ULTIMATE.start_main_~i~0#1_304|))) (= (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) .cse1) (forall ((~N~0 Int)) (let ((.cse2 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse2 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |c_ULTIMATE.start_main_~i~0#1|)))))) is different from false [2021-11-12 23:52:40,567 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((~N~0 Int)) (let ((.cse0 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |c_ULTIMATE.start_main_~i~0#1|)))) (exists ((|v_ULTIMATE.start_main_~i~0#1_305| Int) (|v_ULTIMATE.start_main_~i~0#1_304| Int)) (let ((.cse2 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse1 (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)))) (and (< |v_ULTIMATE.start_main_~i~0#1_305| c_~N~0) (<= (+ |v_ULTIMATE.start_main_~i~0#1_304| 1) |v_ULTIMATE.start_main_~i~0#1_305|) (= .cse1 (select .cse2 (+ (* |v_ULTIMATE.start_main_~i~0#1_304| 4) |c_ULTIMATE.start_main_~a~0#1.offset|))) (= (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_305| 4))) .cse1) (<= 2 |v_ULTIMATE.start_main_~i~0#1_304|))))) (let ((.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (= (select .cse3 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))))) is different from false [2021-11-12 23:52:43,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:43,021 INFO L93 Difference]: Finished difference Result 76 states and 95 transitions. [2021-11-12 23:52:43,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-12 23:52:43,023 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 21 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 18 [2021-11-12 23:52:43,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:43,024 INFO L225 Difference]: With dead ends: 76 [2021-11-12 23:52:43,024 INFO L226 Difference]: Without dead ends: 74 [2021-11-12 23:52:43,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 27 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 70.7s TimeCoverageRelationStatistics Valid=112, Invalid=576, Unknown=26, NotChecked=156, Total=870 [2021-11-12 23:52:43,025 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 17 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 230.11ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.09ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 111 IncrementalHoareTripleChecker+Unchecked, 279.58ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:43,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 30 Invalid, 199 Unknown, 0 Unchecked, 1.09ms Time], IncrementalHoareTripleChecker [2 Valid, 86 Invalid, 0 Unknown, 111 Unchecked, 279.58ms Time] [2021-11-12 23:52:43,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-11-12 23:52:43,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 49. [2021-11-12 23:52:43,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 48 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:52:43,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 67 transitions. [2021-11-12 23:52:43,043 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 67 transitions. Word has length 18 [2021-11-12 23:52:43,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:43,044 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 67 transitions. [2021-11-12 23:52:43,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 21 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) [2021-11-12 23:52:43,044 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2021-11-12 23:52:43,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-12 23:52:43,045 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:43,045 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:52:43,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-12 23:52:43,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable392 [2021-11-12 23:52:43,247 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:52:43,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:43,248 INFO L85 PathProgramCache]: Analyzing trace with hash -622221299, now seen corresponding path program 10 times [2021-11-12 23:52:43,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:52:43,248 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750894865] [2021-11-12 23:52:43,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:43,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:52:43,272 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:52:43,272 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2015425613] [2021-11-12 23:52:43,272 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-12 23:52:43,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:52:43,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:52:43,273 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:52:43,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-12 23:52:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:43,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-12 23:52:43,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:52:43,369 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 11 treesize of output 7 [2021-11-12 23:52:43,422 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:52:43,484 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:52:43,546 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:52:43,610 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:52:43,689 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:52:43,764 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:52:43,942 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-12 23:52:43,943 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 23 treesize of output 18 [2021-11-12 23:52:44,072 INFO L354 Elim1Store]: treesize reduction 68, result has 18.1 percent of original size [2021-11-12 23:52:44,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 40 [2021-11-12 23:52:44,287 INFO L354 Elim1Store]: treesize reduction 132, result has 16.5 percent of original size [2021-11-12 23:52:44,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 58 treesize of output 59 [2021-11-12 23:52:44,621 INFO L354 Elim1Store]: treesize reduction 212, result has 14.9 percent of original size [2021-11-12 23:52:44,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 78 treesize of output 78 [2021-11-12 23:52:45,052 INFO L354 Elim1Store]: treesize reduction 308, result has 13.5 percent of original size [2021-11-12 23:52:45,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 106 treesize of output 97 [2021-11-12 23:52:45,592 INFO L354 Elim1Store]: treesize reduction 420, result has 12.3 percent of original size [2021-11-12 23:52:45,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 109 treesize of output 111 [2021-11-12 23:52:54,674 INFO L354 Elim1Store]: treesize reduction 252, result has 0.4 percent of original size [2021-11-12 23:52:54,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 132 treesize of output 74 [2021-11-12 23:52:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:52:54,776 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:53:54,794 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (= (mod (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse0) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) is different from false [2021-11-12 23:54:53,114 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:54:53,115 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 5214209 treesize of output 1 [2021-11-12 23:54:53,122 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 33 refuted. 2 times theorem prover too weak. 0 trivial. 6 not checked. [2021-11-12 23:54:53,122 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:54:53,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750894865] [2021-11-12 23:54:53,123 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:54:53,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2015425613] [2021-11-12 23:54:53,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2015425613] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:54:53,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [652831336] [2021-11-12 23:54:53,125 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:54:53,125 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:54:53,126 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:54:53,126 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:54:53,126 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:54:53,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,132 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:53,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:54:53,134 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:53,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:54:53,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:54:53,140 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_52|], 21=[|v_#valid_61|]} [2021-11-12 23:54:53,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:54:53,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:54:53,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:54:53,171 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:53,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:53,176 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:54:53,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:54:53,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:54:53,224 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:53,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:53,229 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:54:53,233 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:54:53,233 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:54:53,245 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:54:53,246 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:53,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:54:53,247 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:53,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:54:53,249 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:53,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:54:53,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:54:53,258 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_53|], 28=[|v_#valid_62|]} [2021-11-12 23:54:53,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,398 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-12 23:54:53,465 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:54:53,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:54:53,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:54:53,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:54:53,468 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:53,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:54:53,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:54:53,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:54:53,478 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:53,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:53,486 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:54:53,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:54:53,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:54:53,566 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:53,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:53,573 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:54:53,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:54:53,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:54:53,659 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:53,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:53,665 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,666 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:54:53,669 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:54:53,669 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:54:53,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,672 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:53,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:54:53,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-12 23:54:53,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:54:53,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:54:53,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:54:53,777 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:53,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:53,783 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-12 23:54:53,787 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:54:53,787 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:227 [2021-11-12 23:54:53,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:53,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:53,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:53,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,863 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:53,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:53,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:54:53,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:53,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:54:53,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-12 23:54:53,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:53,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:53,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 473 [2021-11-12 23:54:53,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 555 [2021-11-12 23:54:53,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:53,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,172 INFO L244 Elim1Store]: Index analysis took 263 ms [2021-11-12 23:54:54,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:54:54,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:54:54,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:54:54,179 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:54,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:54:54,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:54:54,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:54:54,280 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:54,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,307 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,316 INFO L180 QuantifierPusher]: treesize reduction 128, result has 79.3 percent of original size [2021-11-12 23:54:54,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:54:54,320 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:54:54,320 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:649, output treesize:489 [2021-11-12 23:54:54,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,386 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:54:54,387 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:54,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:54:54,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:54:54,399 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:54:54,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:54:54,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:54:54,402 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:54,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,404 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:54:54,405 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:54:54,405 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:54:54,410 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:54:54,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:54:54,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,414 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:54,414 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:54:54,415 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.9 percent of original size 71 [2021-11-12 23:54:54,443 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:54:54,443 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 15 treesize of output 15 [2021-11-12 23:54:54,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:54:54,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:54:54,445 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:54,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,447 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,447 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size [2021-11-12 23:54:54,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 23:54:54,448 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:54:54,448 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:66 [2021-11-12 23:54:54,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,463 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,465 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:54,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,466 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:54,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-12 23:54:54,467 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:54,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:54:54,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:54:54,469 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:54,470 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-12 23:54:54,472 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:54:54,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:54:54,493 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:54:54,493 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-11-12 23:54:54,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:54:54,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:54:54,495 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:54,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:54:54,527 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:54:54,528 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 20 treesize of output 20 [2021-11-12 23:54:54,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:54:54,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:54:54,529 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:54,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,538 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,541 INFO L180 QuantifierPusher]: treesize reduction 109, result has 60.8 percent of original size [2021-11-12 23:54:54,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 23:54:54,542 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:54:54,542 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:281, output treesize:169 [2021-11-12 23:54:54,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,576 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:54:54,577 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:54:54,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:54:54,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:54:54,618 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:54:54,618 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 20 treesize of output 20 [2021-11-12 23:54:54,618 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,619 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:54:54,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:54:54,630 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:54:54,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:54:54,632 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:54:54,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:54:54,634 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:54:54,635 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:54:54,641 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:54:54,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:54:54,660 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:54:58,223 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:54:58,223 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:54:58,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2021-11-12 23:54:58,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790858500] [2021-11-12 23:54:58,223 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:54:58,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-11-12 23:54:58,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:54:58,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-11-12 23:54:58,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1131, Unknown=48, NotChecked=72, Total=1482 [2021-11-12 23:54:58,225 INFO L87 Difference]: Start difference. First operand 49 states and 67 transitions. Second operand has 34 states, 34 states have (on average 1.0588235294117647) internal successors, (36), 34 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:55:01,588 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse8 (+ 2 |c_ULTIMATE.start_main_~i~0#1|)) (.cse10 (+ 3 |c_ULTIMATE.start_main_~i~0#1|)) (.cse9 (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (.cse19 (+ |c_ULTIMATE.start_main_~i~0#1| 4))) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (<= c_~N~0 2147483647) (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (= (mod (select (let ((.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse6 (+ 2 (select .cse7 |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse6)))) (let ((.cse0 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (store (select .cse1 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse6))) (store .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse5) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse4) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse0) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (< .cse8 c_~N~0) (<= c_~N~0 .cse9)) (or (<= c_~N~0 .cse10) (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (= (mod (select (let ((.cse18 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse17 (+ (select .cse18 |c_ULTIMATE.start_main_~#sum~0#1.offset|) 4))) (let ((.cse12 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse18 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse17)))) (let ((.cse11 (let ((.cse13 (let ((.cse14 (let ((.cse15 (let ((.cse16 (store (select .cse12 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse17))) (store .cse16 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse12 |ULTIMATE.start_main_~a~0#1.base| .cse16) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse15 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse12 |ULTIMATE.start_main_~a~0#1.base| .cse15) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse14 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse12 |ULTIMATE.start_main_~a~0#1.base| .cse14) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse13 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse12 |ULTIMATE.start_main_~a~0#1.base| .cse13) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse12 |ULTIMATE.start_main_~a~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (< .cse19 c_~N~0)) (< 5 c_~N~0) (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (= (mod (select (let ((.cse27 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse26 (+ 3 (select .cse27 |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (let ((.cse21 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse26)))) (let ((.cse20 (let ((.cse22 (let ((.cse23 (let ((.cse24 (let ((.cse25 (store (select .cse21 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse26))) (store .cse25 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse21 |ULTIMATE.start_main_~a~0#1.base| .cse25) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse24 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse21 |ULTIMATE.start_main_~a~0#1.base| .cse24) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse23 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse21 |ULTIMATE.start_main_~a~0#1.base| .cse23) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse21 |ULTIMATE.start_main_~a~0#1.base| .cse22) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse20 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse21 |ULTIMATE.start_main_~a~0#1.base| .cse20) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (<= c_~N~0 .cse8) (< .cse10 c_~N~0)) (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (= (mod (select (let ((.cse35 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse34 (+ (select .cse35 |c_ULTIMATE.start_main_~#sum~0#1.offset|) 1))) (let ((.cse29 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse34)))) (let ((.cse28 (let ((.cse30 (let ((.cse31 (let ((.cse32 (let ((.cse33 (store (select .cse29 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse34))) (store .cse33 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse29 |ULTIMATE.start_main_~a~0#1.base| .cse33) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse32 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse29 |ULTIMATE.start_main_~a~0#1.base| .cse32) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse31 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse29 |ULTIMATE.start_main_~a~0#1.base| .cse31) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse30 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse29 |ULTIMATE.start_main_~a~0#1.base| .cse30) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse28 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse29 |ULTIMATE.start_main_~a~0#1.base| .cse28) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (<= c_~N~0 |c_ULTIMATE.start_main_~i~0#1|) (< .cse9 c_~N~0)) (or (<= c_~N~0 .cse19) (< (+ 5 |c_ULTIMATE.start_main_~i~0#1|) c_~N~0) (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (= (mod (select (let ((.cse43 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse42 (+ 5 (select .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (let ((.cse37 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse42)))) (let ((.cse36 (let ((.cse38 (let ((.cse39 (let ((.cse40 (let ((.cse41 (store (select .cse37 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse42))) (store .cse41 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse37 |ULTIMATE.start_main_~a~0#1.base| .cse41) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse40 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse37 |ULTIMATE.start_main_~a~0#1.base| .cse40) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse39 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse37 |ULTIMATE.start_main_~a~0#1.base| .cse39) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse38 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse37 |ULTIMATE.start_main_~a~0#1.base| .cse38) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse36 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse37 |ULTIMATE.start_main_~a~0#1.base| .cse36) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1))))) (<= |c_ULTIMATE.start_main_~i~0#1| 6) (= 6 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) is different from true [2021-11-12 23:55:03,614 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse8 (+ 2 |c_ULTIMATE.start_main_~i~0#1|)) (.cse10 (+ 3 |c_ULTIMATE.start_main_~i~0#1|)) (.cse9 (+ |c_ULTIMATE.start_main_~i~0#1| 1))) (and (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (= (mod (select (let ((.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse6 (+ 2 (select .cse7 |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse6)))) (let ((.cse0 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (store (select .cse1 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse6))) (store .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse5) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse4) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse0) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (< .cse8 c_~N~0) (<= c_~N~0 .cse9)) (or (<= c_~N~0 .cse10) (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (= (mod (select (let ((.cse18 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse17 (+ (select .cse18 |c_ULTIMATE.start_main_~#sum~0#1.offset|) 4))) (let ((.cse12 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse18 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse17)))) (let ((.cse11 (let ((.cse13 (let ((.cse14 (let ((.cse15 (let ((.cse16 (store (select .cse12 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse17))) (store .cse16 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse12 |ULTIMATE.start_main_~a~0#1.base| .cse16) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse15 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse12 |ULTIMATE.start_main_~a~0#1.base| .cse15) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse14 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse12 |ULTIMATE.start_main_~a~0#1.base| .cse14) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse13 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse12 |ULTIMATE.start_main_~a~0#1.base| .cse13) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse12 |ULTIMATE.start_main_~a~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (< (+ |c_ULTIMATE.start_main_~i~0#1| 4) c_~N~0)) (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (= (mod (select (let ((.cse26 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse25 (+ 3 (select .cse26 |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (let ((.cse20 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse26 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse25)))) (let ((.cse19 (let ((.cse21 (let ((.cse22 (let ((.cse23 (let ((.cse24 (store (select .cse20 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse25))) (store .cse24 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse20 |ULTIMATE.start_main_~a~0#1.base| .cse24) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse23 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse20 |ULTIMATE.start_main_~a~0#1.base| .cse23) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse20 |ULTIMATE.start_main_~a~0#1.base| .cse22) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse21 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse20 |ULTIMATE.start_main_~a~0#1.base| .cse21) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse19 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse20 |ULTIMATE.start_main_~a~0#1.base| .cse19) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (<= c_~N~0 .cse8) (< .cse10 c_~N~0)) (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (= (mod (select (let ((.cse34 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse33 (+ (select .cse34 |c_ULTIMATE.start_main_~#sum~0#1.offset|) 1))) (let ((.cse28 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse34 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse33)))) (let ((.cse27 (let ((.cse29 (let ((.cse30 (let ((.cse31 (let ((.cse32 (store (select .cse28 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse33))) (store .cse32 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse28 |ULTIMATE.start_main_~a~0#1.base| .cse32) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse31 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse28 |ULTIMATE.start_main_~a~0#1.base| .cse31) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse30 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse28 |ULTIMATE.start_main_~a~0#1.base| .cse30) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse29 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse28 |ULTIMATE.start_main_~a~0#1.base| .cse29) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse27 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse28 |ULTIMATE.start_main_~a~0#1.base| .cse27) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (<= c_~N~0 |c_ULTIMATE.start_main_~i~0#1|) (< .cse9 c_~N~0)) (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (= (mod (select (let ((.cse35 (let ((.cse36 (let ((.cse37 (let ((.cse38 (let ((.cse39 (store (select |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse39 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base| .cse39) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse38 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base| .cse38) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse37 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base| .cse37) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse36 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base| .cse36) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse35 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base| .cse35) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (< |c_ULTIMATE.start_main_~i~0#1| c_~N~0)))) is different from true [2021-11-12 23:55:05,639 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse8 (+ 2 |c_ULTIMATE.start_main_~i~0#1|)) (.cse9 (+ |c_ULTIMATE.start_main_~i~0#1| 1))) (and (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (= (mod (select (let ((.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse6 (+ 2 (select .cse7 |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse6)))) (let ((.cse0 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (store (select .cse1 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse6))) (store .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse5) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse4) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse1 |ULTIMATE.start_main_~a~0#1.base| .cse0) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (< .cse8 c_~N~0) (<= c_~N~0 .cse9)) (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (= (mod (select (let ((.cse17 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse16 (+ 3 (select .cse17 |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (let ((.cse11 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse17 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse16)))) (let ((.cse10 (let ((.cse12 (let ((.cse13 (let ((.cse14 (let ((.cse15 (store (select .cse11 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse16))) (store .cse15 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse11 |ULTIMATE.start_main_~a~0#1.base| .cse15) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse14 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse11 |ULTIMATE.start_main_~a~0#1.base| .cse14) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse13 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse11 |ULTIMATE.start_main_~a~0#1.base| .cse13) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse12 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse11 |ULTIMATE.start_main_~a~0#1.base| .cse12) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse10 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse11 |ULTIMATE.start_main_~a~0#1.base| .cse10) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (<= c_~N~0 .cse8) (< (+ 3 |c_ULTIMATE.start_main_~i~0#1|) c_~N~0)) (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (= (mod (select (let ((.cse25 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse24 (+ (select .cse25 |c_ULTIMATE.start_main_~#sum~0#1.offset|) 1))) (let ((.cse19 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse25 |c_ULTIMATE.start_main_~#sum~0#1.offset| .cse24)))) (let ((.cse18 (let ((.cse20 (let ((.cse21 (let ((.cse22 (let ((.cse23 (store (select .cse19 |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| .cse24))) (store .cse23 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store .cse19 |ULTIMATE.start_main_~a~0#1.base| .cse23) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store .cse19 |ULTIMATE.start_main_~a~0#1.base| .cse22) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse21 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store .cse19 |ULTIMATE.start_main_~a~0#1.base| .cse21) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse20 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store .cse19 |ULTIMATE.start_main_~a~0#1.base| .cse20) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse18 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store .cse19 |ULTIMATE.start_main_~a~0#1.base| .cse18) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (<= c_~N~0 |c_ULTIMATE.start_main_~i~0#1|) (< .cse9 c_~N~0)) (or (forall ((|ULTIMATE.start_main_~a~0#1.base| Int) (|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_343| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |v_ULTIMATE.start_main_~i~0#1_343| 1)) (= (mod (select (let ((.cse26 (let ((.cse27 (let ((.cse28 (let ((.cse29 (let ((.cse30 (store (select |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset| (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse30 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_343| 4)) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base| .cse30) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse29 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base| .cse29) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse28 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base| .cse28) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse27 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base| .cse27) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse26 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base| .cse26) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_343| 1) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))) (< |c_ULTIMATE.start_main_~i~0#1| c_~N~0)))) is different from true [2021-11-12 23:55:07,647 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) .cse0) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) (< 5 c_~N~0) (= 6 .cse0) (<= c_~N~0 6) (forall ((|v_ULTIMATE.start_main_~i~0#1_341| Int) (|v_ULTIMATE.start_main_~i~0#1_340| Int) (|v_ULTIMATE.start_main_~i~0#1_342| Int) (|v_ULTIMATE.start_main_~i~0#1_339| Int)) (or (= (mod (select (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_342| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse4) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_341| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_340| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_339| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) |c_ULTIMATE.start_main_~a~0#1.offset|) c_~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_341| (+ |v_ULTIMATE.start_main_~i~0#1_342| 1)) (< |v_ULTIMATE.start_main_~i~0#1_342| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (< |v_ULTIMATE.start_main_~i~0#1_339| (+ |v_ULTIMATE.start_main_~i~0#1_340| 1)) (< |v_ULTIMATE.start_main_~i~0#1_340| (+ |v_ULTIMATE.start_main_~i~0#1_341| 1)))))) is different from false [2021-11-12 23:55:16,552 WARN L227 SmtUtils]: Spent 7.28s on a formula simplification that was a NOOP. DAG size: 135 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-12 23:55:41,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:55:41,944 INFO L93 Difference]: Finished difference Result 80 states and 107 transitions. [2021-11-12 23:55:41,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-12 23:55:41,945 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 1.0588235294117647) internal successors, (36), 34 states have internal predecessors, (36), 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 [2021-11-12 23:55:41,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:55:41,945 INFO L225 Difference]: With dead ends: 80 [2021-11-12 23:55:41,946 INFO L226 Difference]: Without dead ends: 78 [2021-11-12 23:55:41,947 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 17 SyntacticMatches, 3 SemanticMatches, 49 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 623 ImplicationChecksByTransitivity, 157.7s TimeCoverageRelationStatistics Valid=337, Invalid=1696, Unknown=57, NotChecked=460, Total=2550 [2021-11-12 23:55:41,948 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 227.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.09ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 177 IncrementalHoareTripleChecker+Unchecked, 264.67ms IncrementalHoareTripleChecker+Time [2021-11-12 23:55:41,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 66 Invalid, 272 Unknown, 0 Unchecked, 1.09ms Time], IncrementalHoareTripleChecker [5 Valid, 90 Invalid, 0 Unknown, 177 Unchecked, 264.67ms Time] [2021-11-12 23:55:41,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-11-12 23:55:41,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 50. [2021-11-12 23:55:41,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:55:41,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 69 transitions. [2021-11-12 23:55:41,972 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 69 transitions. Word has length 19 [2021-11-12 23:55:41,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:55:41,972 INFO L470 AbstractCegarLoop]: Abstraction has 50 states and 69 transitions. [2021-11-12 23:55:41,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 1.0588235294117647) internal successors, (36), 34 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:55:41,973 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 69 transitions. [2021-11-12 23:55:41,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-12 23:55:41,973 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:55:41,973 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-11-12 23:55:41,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-12 23:55:42,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable451,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:55:42,182 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:55:42,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:55:42,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1173097116, now seen corresponding path program 4 times [2021-11-12 23:55:42,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:55:42,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829880919] [2021-11-12 23:55:42,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:55:42,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:55:42,189 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:55:42,190 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1426718386] [2021-11-12 23:55:42,190 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-12 23:55:42,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:55:42,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:55:42,193 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:55:42,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-12 23:55:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:55:42,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-12 23:55:42,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:55:42,252 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 11 treesize of output 7 [2021-11-12 23:55:42,259 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 10 treesize of output 8 [2021-11-12 23:55:42,296 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 25 treesize of output 13 [2021-11-12 23:55:42,332 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 25 treesize of output 13 [2021-11-12 23:55:42,380 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 25 treesize of output 13 [2021-11-12 23:55:42,474 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 28 treesize of output 23 [2021-11-12 23:55:42,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:42,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2021-11-12 23:55:42,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:42,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:42,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:42,678 INFO L354 Elim1Store]: treesize reduction 55, result has 11.3 percent of original size [2021-11-12 23:55:42,679 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 4 case distinctions, treesize of input 51 treesize of output 46 [2021-11-12 23:55:44,166 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-11-12 23:55:44,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 282 treesize of output 190 [2021-11-12 23:55:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:55:44,290 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:55:49,536 WARN L838 $PredicateComparison]: unable to prove that (forall ((~N~0 Int)) (let ((.cse0 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0) 0)))) is different from false [2021-11-12 23:55:51,579 WARN L838 $PredicateComparison]: unable to prove that (forall ((~N~0 Int)) (let ((.cse0 (let ((.cse2 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse1 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse2) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse2 4) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) (or (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= 0 (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0))))) is different from false [2021-11-12 23:55:57,960 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 5 not checked. [2021-11-12 23:55:57,961 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:55:57,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829880919] [2021-11-12 23:55:57,961 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:55:57,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1426718386] [2021-11-12 23:55:57,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1426718386] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:55:57,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [935411071] [2021-11-12 23:55:57,964 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-12 23:55:57,964 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:55:57,964 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:55:57,964 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:55:57,965 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:55:57,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:57,972 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:57,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:57,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:55:57,974 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:57,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:57,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:55:57,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:55:57,980 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_54|], 21=[|v_#valid_64|]} [2021-11-12 23:55:57,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:55:58,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:55:58,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:55:58,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:58,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:58,012 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:55:58,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:55:58,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:55:58,081 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:58,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:58,086 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:55:58,091 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:55:58,091 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:55:58,104 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:55:58,105 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:58,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:55:58,107 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:58,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:55:58,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:58,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:55:58,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:55:58,119 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_55|], 28=[|v_#valid_65|]} [2021-11-12 23:55:58,128 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:55:58,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:55:58,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:55:58,130 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:58,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,215 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:55:58,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:55:58,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:55:58,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:55:58,219 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:58,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:58,227 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:55:58,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:55:58,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:55:58,316 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:58,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:58,325 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:55:58,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:55:58,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:55:58,441 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:58,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:58,449 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,452 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:55:58,456 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:55:58,457 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:55:58,461 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,462 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:58,462 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:55:58,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-12 23:55:58,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:55:58,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:55:58,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:55:58,591 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:58,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:58,600 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-12 23:55:58,606 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:55:58,606 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:249, output treesize:232 [2021-11-12 23:55:58,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:58,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:58,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:58,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,702 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:58,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,708 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:58,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:55:58,711 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:58,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:55:58,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-12 23:55:58,717 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:58,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:58,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-12 23:55:58,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-12 23:55:58,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:58,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,060 INFO L244 Elim1Store]: Index analysis took 296 ms [2021-11-12 23:55:59,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:55:59,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:55:59,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:55:59,070 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:59,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:55:59,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:55:59,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:55:59,194 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:59,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,222 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,231 INFO L180 QuantifierPusher]: treesize reduction 131, result has 78.9 percent of original size [2021-11-12 23:55:59,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:55:59,236 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:55:59,236 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:654, output treesize:489 [2021-11-12 23:55:59,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,298 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:55:59,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:59,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:55:59,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:55:59,309 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:55:59,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:55:59,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:55:59,312 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:59,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,314 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:55:59,315 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:55:59,315 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:55:59,320 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:55:59,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:55:59,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,324 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:59,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:55:59,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 23:55:59,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:55:59,361 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:55:59,361 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 20 treesize of output 20 [2021-11-12 23:55:59,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:55:59,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:55:59,363 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:59,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,365 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:55:59,367 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:55:59,367 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-11-12 23:55:59,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,388 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:59,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,390 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:59,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:55:59,391 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:59,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 23:55:59,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:55:59,393 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:59,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:55:59,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:55:59,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:55:59,434 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:55:59,435 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 20 treesize of output 20 [2021-11-12 23:55:59,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:55:59,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:55:59,437 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:59,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:55:59,453 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:55:59,457 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:55:59,458 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:55:59,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:55:59,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:55:59,460 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:59,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,469 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,473 INFO L180 QuantifierPusher]: treesize reduction 111, result has 60.4 percent of original size [2021-11-12 23:55:59,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 23:55:59,474 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:55:59,475 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:288, output treesize:169 [2021-11-12 23:55:59,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,497 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:55:59,498 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:55:59,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:55:59,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:55:59,543 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:55:59,543 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 20 treesize of output 20 [2021-11-12 23:55:59,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:55:59,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:55:59,545 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:55:59,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,547 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:55:59,549 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:55:59,549 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:55:59,555 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:55:59,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:55:59,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:55:59,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1501 [2021-11-12 23:55:59,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:55:59,650 INFO L180 QuantifierPusher]: treesize reduction 64, result has 86.4 percent of original size [2021-11-12 23:55:59,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 789 [2021-11-12 23:55:59,710 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:56:03,322 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:56:03,322 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:56:03,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 25 [2021-11-12 23:56:03,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989176109] [2021-11-12 23:56:03,322 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:56:03,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-12 23:56:03,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:56:03,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-12 23:56:03,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=659, Unknown=6, NotChecked=106, Total=870 [2021-11-12 23:56:03,324 INFO L87 Difference]: Start difference. First operand 50 states and 69 transitions. Second operand has 25 states, 25 states have (on average 1.32) internal successors, (33), 25 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) [2021-11-12 23:56:05,703 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (forall ((~N~0 Int)) (let ((.cse0 (let ((.cse2 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse1 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse2) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse2 4) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) (or (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= 0 (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0))))) (= (select .cse3 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (exists ((|ULTIMATE.start_main_~#sum~0#1.base| Int) (|ULTIMATE.start_main_~#sum~0#1.offset| Int)) (let ((.cse4 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse5 (select (select |c_#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |ULTIMATE.start_main_~#sum~0#1.offset|))) (and (= (select .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) .cse5) (= (select .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) .cse5) (not (= |ULTIMATE.start_main_~#sum~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))))) (= (select .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 3) (forall ((~N~0 Int)) (let ((.cse6 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse6 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse6 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0) 0)))))) is different from false [2021-11-12 23:56:07,723 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((~N~0 Int)) (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (or (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0) 0)))) (forall ((~N~0 Int)) (let ((.cse1 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse1 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0) 0))))) is different from false [2021-11-12 23:56:07,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:56:07,896 INFO L93 Difference]: Finished difference Result 69 states and 90 transitions. [2021-11-12 23:56:07,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-12 23:56:07,897 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.32) internal successors, (33), 25 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-12 23:56:07,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:56:07,898 INFO L225 Difference]: With dead ends: 69 [2021-11-12 23:56:07,898 INFO L226 Difference]: Without dead ends: 67 [2021-11-12 23:56:07,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 26 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 21.7s TimeCoverageRelationStatistics Valid=111, Invalid=709, Unknown=8, NotChecked=228, Total=1056 [2021-11-12 23:56:07,900 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 252.58ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.88ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 71 IncrementalHoareTripleChecker+Unchecked, 289.97ms IncrementalHoareTripleChecker+Time [2021-11-12 23:56:07,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 29 Invalid, 155 Unknown, 0 Unchecked, 0.88ms Time], IncrementalHoareTripleChecker [2 Valid, 82 Invalid, 0 Unknown, 71 Unchecked, 289.97ms Time] [2021-11-12 23:56:07,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-11-12 23:56:07,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 55. [2021-11-12 23:56:07,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 54 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:56:07,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 76 transitions. [2021-11-12 23:56:07,929 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 76 transitions. Word has length 19 [2021-11-12 23:56:07,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:56:07,929 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 76 transitions. [2021-11-12 23:56:07,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.32) internal successors, (33), 25 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) [2021-11-12 23:56:07,930 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 76 transitions. [2021-11-12 23:56:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-12 23:56:07,931 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:56:07,931 INFO L514 BasicCegarLoop]: trace histogram [6, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:56:07,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-12 23:56:08,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable483,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:56:08,153 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:56:08,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:56:08,153 INFO L85 PathProgramCache]: Analyzing trace with hash 120723223, now seen corresponding path program 5 times [2021-11-12 23:56:08,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:56:08,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632706353] [2021-11-12 23:56:08,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:56:08,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:56:08,166 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:56:08,166 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1488259738] [2021-11-12 23:56:08,166 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:56:08,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:56:08,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:56:08,181 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:56:08,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-12 23:56:08,243 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-12 23:56:08,243 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:56:08,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-12 23:56:08,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:56:08,507 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-12 23:56:08,507 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:56:08,804 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-12 23:56:08,805 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:56:08,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632706353] [2021-11-12 23:56:08,805 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:56:08,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1488259738] [2021-11-12 23:56:08,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1488259738] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:56:08,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1245529729] [2021-11-12 23:56:08,807 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-12 23:56:08,807 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:56:08,807 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:56:08,807 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:56:08,807 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:56:08,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,815 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:08,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:56:08,816 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:08,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:56:08,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:56:08,821 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_57|], 21=[|v_#valid_67|]} [2021-11-12 23:56:08,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:56:08,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:56:08,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:56:08,849 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:08,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:08,852 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:56:08,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:56:08,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:56:08,904 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:08,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:08,907 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:56:08,910 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:56:08,910 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:56:08,920 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:56:08,921 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:08,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:56:08,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:08,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:56:08,924 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:08,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,924 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:56:08,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:56:08,931 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_58|], 28=[|v_#valid_68|]} [2021-11-12 23:56:08,939 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:56:08,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:56:08,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:08,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:56:08,940 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:08,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:08,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,017 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:56:09,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:56:09,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:56:09,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:56:09,022 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:09,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,029 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:56:09,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:56:09,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:56:09,123 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:09,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,132 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:56:09,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:56:09,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:56:09,240 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:09,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,247 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:56:09,252 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:56:09,252 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:56:09,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,256 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:09,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:56:09,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-12 23:56:09,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:56:09,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:56:09,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:56:09,360 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:09,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,366 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-12 23:56:09,370 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:56:09,370 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:227 [2021-11-12 23:56:09,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,444 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:09,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,448 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:09,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:56:09,450 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:09,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:56:09,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-12 23:56:09,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:09,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 473 [2021-11-12 23:56:09,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 555 [2021-11-12 23:56:09,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,751 INFO L244 Elim1Store]: Index analysis took 260 ms [2021-11-12 23:56:09,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:56:09,754 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:56:09,758 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:56:09,759 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:09,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:09,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:56:09,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:56:09,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:56:09,854 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:09,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,890 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,901 INFO L180 QuantifierPusher]: treesize reduction 128, result has 79.3 percent of original size [2021-11-12 23:56:09,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:56:09,906 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:56:09,906 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:649, output treesize:489 [2021-11-12 23:56:09,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,959 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:56:09,959 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:09,960 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:56:09,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:56:09,972 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:56:09,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:56:09,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:56:09,976 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:09,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:09,981 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:56:09,983 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:56:09,984 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:56:09,989 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:56:09,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:56:09,993 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,994 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:09,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:09,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:56:09,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 23:56:10,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:56:10,028 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:56:10,029 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 20 treesize of output 20 [2021-11-12 23:56:10,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:56:10,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:56:10,031 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:10,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,032 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:56:10,034 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:56:10,034 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-11-12 23:56:10,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,055 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:10,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,056 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:10,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:56:10,057 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:10,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 23:56:10,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:56:10,059 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:10,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:56:10,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:56:10,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:10,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:56:10,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:56:10,087 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:56:10,088 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:56:10,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:56:10,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:56:10,090 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:10,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:56:10,126 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:56:10,127 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 20 treesize of output 20 [2021-11-12 23:56:10,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:56:10,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:56:10,129 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:10,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,139 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,142 INFO L180 QuantifierPusher]: treesize reduction 111, result has 61.1 percent of original size [2021-11-12 23:56:10,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-11-12 23:56:10,145 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:56:10,146 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:288, output treesize:174 [2021-11-12 23:56:10,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,171 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:56:10,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:56:10,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:56:10,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:56:10,216 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:56:10,216 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 20 treesize of output 20 [2021-11-12 23:56:10,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:56:10,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:56:10,218 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:56:10,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,221 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:56:10,223 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:56:10,223 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:56:10,229 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:56:10,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:56:10,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:56:10,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 611 [2021-11-12 23:56:10,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:56:10,282 INFO L180 QuantifierPusher]: treesize reduction 56, result has 79.7 percent of original size [2021-11-12 23:56:10,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-12 23:56:10,325 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:56:13,890 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:56:13,891 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:56:13,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2021-11-12 23:56:13,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981637050] [2021-11-12 23:56:13,891 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:56:13,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-12 23:56:13,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:56:13,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-12 23:56:13,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2021-11-12 23:56:13,892 INFO L87 Difference]: Start difference. First operand 55 states and 76 transitions. Second operand has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 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) [2021-11-12 23:56:14,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:56:14,331 INFO L93 Difference]: Finished difference Result 98 states and 120 transitions. [2021-11-12 23:56:14,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-12 23:56:14,332 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 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 19 [2021-11-12 23:56:14,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:56:14,333 INFO L225 Difference]: With dead ends: 98 [2021-11-12 23:56:14,333 INFO L226 Difference]: Without dead ends: 68 [2021-11-12 23:56:14,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 29 SyntacticMatches, 9 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=106, Invalid=400, Unknown=0, NotChecked=0, Total=506 [2021-11-12 23:56:14,335 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 50 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 200.70ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.31ms SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 244.20ms IncrementalHoareTripleChecker+Time [2021-11-12 23:56:14,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 34 Invalid, 114 Unknown, 0 Unchecked, 1.31ms Time], IncrementalHoareTripleChecker [44 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 244.20ms Time] [2021-11-12 23:56:14,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-11-12 23:56:14,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 46. [2021-11-12 23:56:14,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.4) internal successors, (63), 45 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:56:14,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 63 transitions. [2021-11-12 23:56:14,364 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 63 transitions. Word has length 19 [2021-11-12 23:56:14,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:56:14,365 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 63 transitions. [2021-11-12 23:56:14,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 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) [2021-11-12 23:56:14,365 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2021-11-12 23:56:14,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-12 23:56:14,366 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:56:14,366 INFO L514 BasicCegarLoop]: trace histogram [6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:56:14,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-12 23:56:14,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable541 [2021-11-12 23:56:14,582 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:56:14,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:56:14,582 INFO L85 PathProgramCache]: Analyzing trace with hash 268152699, now seen corresponding path program 6 times [2021-11-12 23:56:14,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:56:14,582 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66459331] [2021-11-12 23:56:14,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:56:14,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:56:14,597 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:56:14,598 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2027969148] [2021-11-12 23:56:14,598 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-12 23:56:14,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:56:14,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:56:14,599 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:56:14,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-12 23:56:14,654 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-12 23:56:14,654 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:56:14,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-12 23:56:14,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:56:14,676 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:56:14,742 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:56:14,742 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 20 treesize of output 20 [2021-11-12 23:56:14,851 INFO L354 Elim1Store]: treesize reduction 60, result has 20.0 percent of original size [2021-11-12 23:56:14,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 27 [2021-11-12 23:56:15,012 INFO L354 Elim1Store]: treesize reduction 122, result has 16.4 percent of original size [2021-11-12 23:56:15,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-12 23:56:15,215 INFO L354 Elim1Store]: treesize reduction 200, result has 14.9 percent of original size [2021-11-12 23:56:15,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 72 treesize of output 68 [2021-11-12 23:56:15,527 INFO L354 Elim1Store]: treesize reduction 294, result has 13.5 percent of original size [2021-11-12 23:56:15,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 92 treesize of output 87 [2021-11-12 23:56:15,973 INFO L354 Elim1Store]: treesize reduction 404, result has 12.4 percent of original size [2021-11-12 23:56:15,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 126 treesize of output 104 [2021-11-12 23:56:18,702 INFO L354 Elim1Store]: treesize reduction 300, result has 0.3 percent of original size [2021-11-12 23:56:18,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 395 treesize of output 213 [2021-11-12 23:56:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-12 23:56:18,837 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:56:22,523 WARN L838 $PredicateComparison]: unable to prove that (forall ((~N~0 Int)) (let ((.cse0 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |c_ULTIMATE.start_main_~i~0#1|)))) is different from false [2021-11-12 23:56:44,019 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~i~0#1_424| Int) (|v_ULTIMATE.start_main_~i~0#1_423| Int) (~N~0 Int)) (let ((.cse0 (let ((.cse1 (let ((.cse2 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_424| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse1 (+ (* |v_ULTIMATE.start_main_~i~0#1_423| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_423| (+ |v_ULTIMATE.start_main_~i~0#1_424| 1)) (<= ~N~0 |v_ULTIMATE.start_main_~i~0#1_423|) (< |v_ULTIMATE.start_main_~i~0#1_424| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0))))) is different from false [2021-11-12 23:56:47,698 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~i~0#1_424| Int) (|v_ULTIMATE.start_main_~i~0#1_423| Int) (~N~0 Int) (|v_ULTIMATE.start_main_~i~0#1_425| Int)) (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse3 (+ (* |v_ULTIMATE.start_main_~i~0#1_425| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_424| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse1 (+ (* |v_ULTIMATE.start_main_~i~0#1_423| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (< |v_ULTIMATE.start_main_~i~0#1_424| (+ |v_ULTIMATE.start_main_~i~0#1_425| 1)) (< |v_ULTIMATE.start_main_~i~0#1_425| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (< |v_ULTIMATE.start_main_~i~0#1_423| (+ |v_ULTIMATE.start_main_~i~0#1_424| 1)) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |v_ULTIMATE.start_main_~i~0#1_423|)))) is different from false [2021-11-12 23:57:23,635 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 7 refuted. 1 times theorem prover too weak. 10 trivial. 15 not checked. [2021-11-12 23:57:23,635 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:57:23,635 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66459331] [2021-11-12 23:57:23,635 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:57:23,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2027969148] [2021-11-12 23:57:23,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2027969148] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:57:23,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1774623143] [2021-11-12 23:57:23,637 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-12 23:57:23,637 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:57:23,637 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:57:23,638 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:57:23,638 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:57:23,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,647 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:23,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:57:23,649 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:23,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:57:23,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:57:23,653 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_59|], 21=[|v_#valid_69|]} [2021-11-12 23:57:23,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:57:23,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:23,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:23,683 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:23,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:23,686 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:57:23,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:57:23,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:57:23,746 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:23,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:23,750 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:57:23,752 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:23,753 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:57:23,764 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:57:23,765 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:23,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:57:23,767 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:23,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:57:23,768 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:23,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:57:23,771 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:57:23,775 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_60|], 28=[|v_#valid_70|]} [2021-11-12 23:57:23,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:23,913 INFO L244 Elim1Store]: Index analysis took 115 ms [2021-11-12 23:57:23,983 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:57:23,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:57:23,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:57:23,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:57:23,986 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:23,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:57:23,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:57:23,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:23,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:57:23,996 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:23,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:24,003 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:57:24,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:57:24,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:57:24,087 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:24,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:24,093 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:57:24,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:24,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:24,198 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:24,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:24,212 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:57:24,216 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:24,216 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:57:24,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:24,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:57:24,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-12 23:57:24,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:57:24,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:57:24,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:57:24,335 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:24,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:24,344 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-12 23:57:24,351 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:24,351 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:249, output treesize:234 [2021-11-12 23:57:24,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:24,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:24,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:24,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,414 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:24,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,418 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:24,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:57:24,419 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:24,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:57:24,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-12 23:57:24,423 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:24,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-12 23:57:24,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-12 23:57:24,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,831 INFO L244 Elim1Store]: Index analysis took 370 ms [2021-11-12 23:57:24,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:57:24,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:24,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:24,841 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:24,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:24,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:57:24,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:57:24,960 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:24,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:57:24,961 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:24,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,007 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,019 INFO L180 QuantifierPusher]: treesize reduction 133, result has 78.6 percent of original size [2021-11-12 23:57:25,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:57:25,024 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:57:25,024 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:654, output treesize:489 [2021-11-12 23:57:25,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,089 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:57:25,089 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:25,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:57:25,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:57:25,102 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:57:25,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:57:25,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:57:25,105 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:25,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,107 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:57:25,109 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:25,109 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:57:25,115 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:57:25,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:57:25,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,120 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:25,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 23:57:25,123 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.9 percent of original size 71 [2021-11-12 23:57:25,160 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:57:25,160 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 15 treesize of output 15 [2021-11-12 23:57:25,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:57:25,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 23:57:25,162 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:25,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,164 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,165 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size [2021-11-12 23:57:25,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 23:57:25,166 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:25,166 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:66 [2021-11-12 23:57:25,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,188 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:25,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,190 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:25,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:57:25,191 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:25,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-12 23:57:25,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 23:57:25,193 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:25,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-12 23:57:25,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-12 23:57:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:25,223 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:57:25,224 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-11-12 23:57:25,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:57:25,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:57:25,226 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:25,239 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:57:25,266 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:57:25,266 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 20 treesize of output 20 [2021-11-12 23:57:25,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:25,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:25,268 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:25,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,279 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,282 INFO L180 QuantifierPusher]: treesize reduction 109, result has 60.1 percent of original size [2021-11-12 23:57:25,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-12 23:57:25,284 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:57:25,284 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:281, output treesize:164 [2021-11-12 23:57:25,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,316 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:57:25,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:25,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:57:25,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:57:25,376 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:57:25,376 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 20 treesize of output 20 [2021-11-12 23:57:25,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:25,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:25,378 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:25,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,380 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:57:25,382 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:25,382 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:57:25,388 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:57:25,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:57:25,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:25,406 INFO L185 QuantifierPusher]: treesize reduction 19, result has 98.2 percent of original size 1016 [2021-11-12 23:57:25,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:25,491 INFO L180 QuantifierPusher]: treesize reduction 56, result has 79.7 percent of original size [2021-11-12 23:57:25,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-12 23:57:25,543 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:57:30,851 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:57:30,852 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:57:30,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-11-12 23:57:30,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348906437] [2021-11-12 23:57:30,852 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:57:30,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-12 23:57:30,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:57:30,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-12 23:57:30,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=577, Unknown=23, NotChecked=156, Total=870 [2021-11-12 23:57:30,853 INFO L87 Difference]: Start difference. First operand 46 states and 63 transitions. Second operand has 25 states, 25 states have (on average 1.16) internal successors, (29), 25 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:57:33,262 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse6 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse0 (select .cse6 |c_ULTIMATE.start_main_~a~0#1.offset|))) (and (= .cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (forall ((|v_ULTIMATE.start_main_~i~0#1_424| Int) (|v_ULTIMATE.start_main_~i~0#1_423| Int) (~N~0 Int) (|v_ULTIMATE.start_main_~i~0#1_425| Int)) (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse4 (+ (* |v_ULTIMATE.start_main_~i~0#1_425| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse4) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_424| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse2 (+ (* |v_ULTIMATE.start_main_~i~0#1_423| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (< |v_ULTIMATE.start_main_~i~0#1_424| (+ |v_ULTIMATE.start_main_~i~0#1_425| 1)) (< |v_ULTIMATE.start_main_~i~0#1_425| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (not (= (mod (select .cse1 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (< |v_ULTIMATE.start_main_~i~0#1_423| (+ |v_ULTIMATE.start_main_~i~0#1_424| 1)) (= (mod (select .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |v_ULTIMATE.start_main_~i~0#1_423|)))) (forall ((~N~0 Int)) (let ((.cse5 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse5 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |c_ULTIMATE.start_main_~i~0#1|)))) (<= 2 |c_ULTIMATE.start_main_~i~0#1|) (= .cse0 (select .cse6 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)))))) is different from false [2021-11-12 23:57:35,296 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (and (= (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) .cse1) (= (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) .cse1) (exists ((|v_ULTIMATE.start_main_~i~0#1_415| Int)) (and (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_415| 4))) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (<= 2 |v_ULTIMATE.start_main_~i~0#1_415|) (<= (+ |v_ULTIMATE.start_main_~i~0#1_415| 1) |c_ULTIMATE.start_main_~i~0#1|))) (forall ((|v_ULTIMATE.start_main_~i~0#1_424| Int) (|v_ULTIMATE.start_main_~i~0#1_423| Int) (~N~0 Int)) (let ((.cse2 (let ((.cse3 (let ((.cse4 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_424| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse4) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse3 (+ (* |v_ULTIMATE.start_main_~i~0#1_423| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (= (mod (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_423| (+ |v_ULTIMATE.start_main_~i~0#1_424| 1)) (<= ~N~0 |v_ULTIMATE.start_main_~i~0#1_423|) (< |v_ULTIMATE.start_main_~i~0#1_424| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (not (= (mod (select .cse2 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0))))))) is different from false [2021-11-12 23:57:37,583 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_~i~0#1_424| Int) (|v_ULTIMATE.start_main_~i~0#1_423| Int) (~N~0 Int) (|v_ULTIMATE.start_main_~i~0#1_425| Int)) (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse3 (+ (* |v_ULTIMATE.start_main_~i~0#1_425| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_424| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse1 (+ (* |v_ULTIMATE.start_main_~i~0#1_423| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (< |v_ULTIMATE.start_main_~i~0#1_424| (+ |v_ULTIMATE.start_main_~i~0#1_425| 1)) (< |v_ULTIMATE.start_main_~i~0#1_425| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (< |v_ULTIMATE.start_main_~i~0#1_423| (+ |v_ULTIMATE.start_main_~i~0#1_424| 1)) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |v_ULTIMATE.start_main_~i~0#1_423|)))) (forall ((~N~0 Int)) (let ((.cse4 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse4 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |c_ULTIMATE.start_main_~i~0#1|)))) (exists ((|v_ULTIMATE.start_main_~i~0#1_415| Int) (|v_ULTIMATE.start_main_~i~0#1_417| Int) (|v_ULTIMATE.start_main_~i~0#1_416| Int)) (let ((.cse5 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse6 (select .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_417| 4))))) (and (= (select .cse5 |c_ULTIMATE.start_main_~a~0#1.offset|) .cse6) (<= 2 |v_ULTIMATE.start_main_~i~0#1_415|) (= .cse6 (select .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (= .cse6 (select .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_415| 4)))) (<= (+ |v_ULTIMATE.start_main_~i~0#1_417| 1) |c_ULTIMATE.start_main_~i~0#1|) (= .cse6 (select .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_416| 4)))) (<= (+ |v_ULTIMATE.start_main_~i~0#1_416| 1) |v_ULTIMATE.start_main_~i~0#1_417|) (= .cse6 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (<= (+ |v_ULTIMATE.start_main_~i~0#1_415| 1) |v_ULTIMATE.start_main_~i~0#1_416|)))))) is different from false [2021-11-12 23:57:40,059 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_main_~i~0#1_415| Int) (|v_ULTIMATE.start_main_~i~0#1_417| Int) (|v_ULTIMATE.start_main_~i~0#1_416| Int)) (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse1 (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_417| 4))))) (and (= (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) .cse1) (<= 2 |v_ULTIMATE.start_main_~i~0#1_415|) (= .cse1 (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (= .cse1 (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_415| 4)))) (<= (+ |v_ULTIMATE.start_main_~i~0#1_417| 1) |c_ULTIMATE.start_main_~i~0#1|) (= .cse1 (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_416| 4)))) (<= (+ |v_ULTIMATE.start_main_~i~0#1_416| 1) |v_ULTIMATE.start_main_~i~0#1_417|) (= .cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (<= (+ |v_ULTIMATE.start_main_~i~0#1_415| 1) |v_ULTIMATE.start_main_~i~0#1_416|))))) (exists ((|ULTIMATE.start_main_~#sum~0#1.base| Int) (|ULTIMATE.start_main_~#sum~0#1.offset| Int) (|v_ULTIMATE.start_main_~i~0#1_418| Int) (|v_ULTIMATE.start_main_~i~0#1_415| Int) (|v_ULTIMATE.start_main_~i~0#1_417| Int) (|v_ULTIMATE.start_main_~i~0#1_416| Int)) (let ((.cse2 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse3 (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_417| 4)))) (.cse4 (select (select |c_#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |ULTIMATE.start_main_~#sum~0#1.offset|))) (and (< |v_ULTIMATE.start_main_~i~0#1_418| c_~N~0) (= (select .cse2 |c_ULTIMATE.start_main_~a~0#1.offset|) .cse3) (<= 2 |v_ULTIMATE.start_main_~i~0#1_415|) (= .cse3 (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (= .cse4 (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_418| 4)))) (= .cse3 (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_415| 4)))) (= .cse3 (select .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_416| 4)))) (<= (+ |v_ULTIMATE.start_main_~i~0#1_416| 1) |v_ULTIMATE.start_main_~i~0#1_417|) (= .cse3 .cse4) (<= (+ |v_ULTIMATE.start_main_~i~0#1_415| 1) |v_ULTIMATE.start_main_~i~0#1_416|) (<= (+ |v_ULTIMATE.start_main_~i~0#1_417| 1) |v_ULTIMATE.start_main_~i~0#1_418|))))) (forall ((|v_ULTIMATE.start_main_~i~0#1_424| Int) (|v_ULTIMATE.start_main_~i~0#1_423| Int) (~N~0 Int)) (let ((.cse5 (let ((.cse6 (let ((.cse7 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse7 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_424| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse7) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse6 (+ (* |v_ULTIMATE.start_main_~i~0#1_423| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse6) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (= (mod (select .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_423| (+ |v_ULTIMATE.start_main_~i~0#1_424| 1)) (<= ~N~0 |v_ULTIMATE.start_main_~i~0#1_423|) (< |v_ULTIMATE.start_main_~i~0#1_424| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (not (= (mod (select .cse5 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)))))) is different from false [2021-11-12 23:57:42,687 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_~i~0#1_424| Int) (|v_ULTIMATE.start_main_~i~0#1_423| Int) (~N~0 Int) (|v_ULTIMATE.start_main_~i~0#1_425| Int)) (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse3 (+ (* |v_ULTIMATE.start_main_~i~0#1_425| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_424| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse1 (+ (* |v_ULTIMATE.start_main_~i~0#1_423| 4) |c_ULTIMATE.start_main_~a~0#1.offset|) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (< |v_ULTIMATE.start_main_~i~0#1_424| (+ |v_ULTIMATE.start_main_~i~0#1_425| 1)) (< |v_ULTIMATE.start_main_~i~0#1_425| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (not (= (mod (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (< |v_ULTIMATE.start_main_~i~0#1_423| (+ |v_ULTIMATE.start_main_~i~0#1_424| 1)) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |v_ULTIMATE.start_main_~i~0#1_423|)))) (forall ((~N~0 Int)) (let ((.cse4 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (or (not (= (mod (select .cse4 |c_ULTIMATE.start_main_~a~0#1.offset|) ~N~0) 0)) (= (mod (select .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0) (<= ~N~0 |c_ULTIMATE.start_main_~i~0#1|)))) (exists ((|v_ULTIMATE.start_main_~i~0#1_415| Int) (|v_ULTIMATE.start_main_~i~0#1_417| Int) (|v_ULTIMATE.start_main_~i~0#1_416| Int)) (let ((.cse5 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse6 (select .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_417| 4))))) (and (= (select .cse5 |c_ULTIMATE.start_main_~a~0#1.offset|) .cse6) (<= 2 |v_ULTIMATE.start_main_~i~0#1_415|) (= .cse6 (select .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (= .cse6 (select .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_415| 4)))) (<= (+ |v_ULTIMATE.start_main_~i~0#1_417| 1) |c_ULTIMATE.start_main_~i~0#1|) (= .cse6 (select .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_416| 4)))) (<= (+ |v_ULTIMATE.start_main_~i~0#1_416| 1) |v_ULTIMATE.start_main_~i~0#1_417|) (= .cse6 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (<= (+ |v_ULTIMATE.start_main_~i~0#1_415| 1) |v_ULTIMATE.start_main_~i~0#1_416|))))) (exists ((|ULTIMATE.start_main_~#sum~0#1.base| Int) (|ULTIMATE.start_main_~#sum~0#1.offset| Int) (|v_ULTIMATE.start_main_~i~0#1_418| Int) (|v_ULTIMATE.start_main_~i~0#1_415| Int) (|v_ULTIMATE.start_main_~i~0#1_417| Int) (|v_ULTIMATE.start_main_~i~0#1_416| Int)) (let ((.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse8 (select .cse7 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_417| 4)))) (.cse9 (select (select |c_#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |ULTIMATE.start_main_~#sum~0#1.offset|))) (and (< |v_ULTIMATE.start_main_~i~0#1_418| c_~N~0) (= (select .cse7 |c_ULTIMATE.start_main_~a~0#1.offset|) .cse8) (<= 2 |v_ULTIMATE.start_main_~i~0#1_415|) (= .cse8 (select .cse7 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (= .cse9 (select .cse7 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_418| 4)))) (= .cse8 (select .cse7 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_415| 4)))) (= .cse8 (select .cse7 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_416| 4)))) (<= (+ |v_ULTIMATE.start_main_~i~0#1_416| 1) |v_ULTIMATE.start_main_~i~0#1_417|) (= .cse8 .cse9) (<= (+ |v_ULTIMATE.start_main_~i~0#1_415| 1) |v_ULTIMATE.start_main_~i~0#1_416|) (<= (+ |v_ULTIMATE.start_main_~i~0#1_417| 1) |v_ULTIMATE.start_main_~i~0#1_418|)))))) is different from false [2021-11-12 23:57:43,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:57:43,988 INFO L93 Difference]: Finished difference Result 72 states and 93 transitions. [2021-11-12 23:57:43,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-12 23:57:43,989 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.16) internal successors, (29), 25 states have internal predecessors, (29), 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 20 [2021-11-12 23:57:43,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:57:43,990 INFO L225 Difference]: With dead ends: 72 [2021-11-12 23:57:43,990 INFO L226 Difference]: Without dead ends: 70 [2021-11-12 23:57:43,991 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 8 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 71.3s TimeCoverageRelationStatistics Valid=171, Invalid=825, Unknown=28, NotChecked=536, Total=1560 [2021-11-12 23:57:43,991 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 28 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 337.68ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.13ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 190 IncrementalHoareTripleChecker+Unchecked, 415.74ms IncrementalHoareTripleChecker+Time [2021-11-12 23:57:43,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 33 Invalid, 279 Unknown, 0 Unchecked, 1.13ms Time], IncrementalHoareTripleChecker [3 Valid, 86 Invalid, 0 Unknown, 190 Unchecked, 415.74ms Time] [2021-11-12 23:57:43,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-11-12 23:57:44,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 42. [2021-11-12 23:57:44,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 41 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:57:44,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 55 transitions. [2021-11-12 23:57:44,009 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 55 transitions. Word has length 20 [2021-11-12 23:57:44,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:57:44,009 INFO L470 AbstractCegarLoop]: Abstraction has 42 states and 55 transitions. [2021-11-12 23:57:44,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.16) internal successors, (29), 25 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:57:44,009 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2021-11-12 23:57:44,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-12 23:57:44,010 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:57:44,010 INFO L514 BasicCegarLoop]: trace histogram [10, 4, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:57:44,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-12 23:57:44,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable586,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:57:44,214 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:57:44,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:57:44,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1709994669, now seen corresponding path program 11 times [2021-11-12 23:57:44,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:57:44,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019134984] [2021-11-12 23:57:44,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:57:44,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:57:44,225 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:57:44,225 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2020121059] [2021-11-12 23:57:44,225 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:57:44,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:57:44,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:57:44,226 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:57:44,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-12 23:57:44,482 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-11-12 23:57:44,482 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:57:44,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-12 23:57:44,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:57:44,899 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-12 23:57:44,899 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:57:45,264 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-12 23:57:45,264 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:57:45,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019134984] [2021-11-12 23:57:45,264 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:57:45,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020121059] [2021-11-12 23:57:45,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020121059] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:57:45,265 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1330636405] [2021-11-12 23:57:45,266 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-12 23:57:45,266 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:57:45,267 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:57:45,267 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:57:45,267 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:57:45,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,272 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:45,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:57:45,273 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:45,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:57:45,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:57:45,278 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_62|], 21=[|v_#valid_72|]} [2021-11-12 23:57:45,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:57:45,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:45,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:45,306 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:45,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:45,309 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:57:45,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:57:45,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:57:45,367 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:45,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:45,370 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:57:45,373 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:45,373 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:57:45,384 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:57:45,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:45,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:57:45,386 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:45,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:57:45,387 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:45,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:57:45,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:57:45,394 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_63|], 28=[|v_#valid_73|]} [2021-11-12 23:57:45,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,531 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-11-12 23:57:45,602 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:57:45,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:57:45,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:57:45,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:57:45,605 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:45,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:57:45,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:57:45,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:57:45,614 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:45,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:45,620 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:57:45,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:57:45,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:57:45,700 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:45,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:45,706 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:57:45,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:45,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:45,810 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:45,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:45,819 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:57:45,826 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:45,827 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:57:45,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:45,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:57:45,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-12 23:57:45,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:45,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:57:45,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:45,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:45,939 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:45,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:45,945 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:45,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:57:45,950 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:45,950 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:225 [2021-11-12 23:57:45,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:45,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:45,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,029 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,033 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:57:46,035 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:57:46,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-12 23:57:46,046 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 473 [2021-11-12 23:57:46,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 555 [2021-11-12 23:57:46,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,371 INFO L244 Elim1Store]: Index analysis took 281 ms [2021-11-12 23:57:46,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:57:46,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:46,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:46,381 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:46,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:57:46,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:46,479 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:57:46,480 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:46,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,512 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,525 INFO L180 QuantifierPusher]: treesize reduction 126, result has 79.5 percent of original size [2021-11-12 23:57:46,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:57:46,530 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:57:46,531 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:649, output treesize:489 [2021-11-12 23:57:46,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,595 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:57:46,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:57:46,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:57:46,607 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:57:46,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,610 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:57:46,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:57:46,611 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:46,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,612 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:57:46,614 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:46,614 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:57:46,621 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:57:46,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:57:46,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,626 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:57:46,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 23:57:46,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:57:46,663 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:57:46,663 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 20 treesize of output 20 [2021-11-12 23:57:46,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:46,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:46,665 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:46,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,667 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:57:46,669 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:46,669 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-11-12 23:57:46,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,695 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,696 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:57:46,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 23:57:46,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:57:46,699 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:57:46,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:57:46,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:46,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:57:46,729 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:57:46,729 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:57:46,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:57:46,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 23:57:46,731 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:46,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:57:46,769 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:57:46,769 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 20 treesize of output 20 [2021-11-12 23:57:46,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:46,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,771 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:46,771 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:46,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,781 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,798 INFO L180 QuantifierPusher]: treesize reduction 111, result has 61.1 percent of original size [2021-11-12 23:57:46,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-11-12 23:57:46,800 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:57:46,800 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:288, output treesize:174 [2021-11-12 23:57:46,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,830 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:57:46,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:57:46,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:57:46,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:57:46,877 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:57:46,877 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 20 treesize of output 20 [2021-11-12 23:57:46,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:46,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:57:46,879 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:57:46,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:57:46,881 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:57:46,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:57:46,882 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:57:46,883 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:57:46,889 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:57:46,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:57:46,907 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:57:49,086 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:57:49,086 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:57:49,087 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 18 [2021-11-12 23:57:49,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794207423] [2021-11-12 23:57:49,087 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:57:49,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-12 23:57:49,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:57:49,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-12 23:57:49,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=400, Unknown=0, NotChecked=0, Total=506 [2021-11-12 23:57:49,088 INFO L87 Difference]: Start difference. First operand 42 states and 55 transitions. Second operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:57:50,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:57:50,414 INFO L93 Difference]: Finished difference Result 96 states and 112 transitions. [2021-11-12 23:57:50,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-12 23:57:50,415 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-12 23:57:50,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:57:50,416 INFO L225 Difference]: With dead ends: 96 [2021-11-12 23:57:50,416 INFO L226 Difference]: Without dead ends: 84 [2021-11-12 23:57:50,417 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 35 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=234, Invalid=888, Unknown=0, NotChecked=0, Total=1122 [2021-11-12 23:57:50,418 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 68 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 588.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.15ms SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 662.22ms IncrementalHoareTripleChecker+Time [2021-11-12 23:57:50,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 135 Invalid, 296 Unknown, 0 Unchecked, 2.15ms Time], IncrementalHoareTripleChecker [41 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 662.22ms Time] [2021-11-12 23:57:50,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-11-12 23:57:50,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 39. [2021-11-12 23:57:50,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 38 states have (on average 1.3421052631578947) internal successors, (51), 38 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:57:50,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 51 transitions. [2021-11-12 23:57:50,448 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 51 transitions. Word has length 21 [2021-11-12 23:57:50,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:57:50,448 INFO L470 AbstractCegarLoop]: Abstraction has 39 states and 51 transitions. [2021-11-12 23:57:50,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:57:50,449 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2021-11-12 23:57:50,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-12 23:57:50,449 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:57:50,450 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-11-12 23:57:50,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-12 23:57:50,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable653 [2021-11-12 23:57:50,666 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:57:50,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:57:50,666 INFO L85 PathProgramCache]: Analyzing trace with hash 2028439149, now seen corresponding path program 7 times [2021-11-12 23:57:50,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:57:50,666 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510009619] [2021-11-12 23:57:50,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:57:50,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:57:50,673 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:57:50,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2044662634] [2021-11-12 23:57:50,681 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-12 23:57:50,681 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:57:50,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:57:50,683 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:57:50,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-12 23:57:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:57:50,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-12 23:57:50,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:57:50,749 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 11 treesize of output 7 [2021-11-12 23:57:50,832 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:57:50,919 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:57:51,012 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:57:51,082 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 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-12 23:57:51,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:51,266 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 28 treesize of output 23 [2021-11-12 23:57:51,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:51,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:51,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2021-11-12 23:57:51,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:51,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:51,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:51,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:51,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 42 [2021-11-12 23:57:51,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:51,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:51,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:57:51,788 INFO L354 Elim1Store]: treesize reduction 156, result has 17.5 percent of original size [2021-11-12 23:57:51,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 78 treesize of output 64 [2021-11-12 23:57:56,837 INFO L354 Elim1Store]: treesize reduction 80, result has 1.2 percent of original size [2021-11-12 23:57:56,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 303 treesize of output 197 [2021-11-12 23:57:57,016 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:57:57,017 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:58:13,187 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~i~0#1_484| Int) (~N~0 Int)) (let ((.cse0 (let ((.cse1 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_484| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_484| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (not (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0))))) is different from false [2021-11-12 23:58:15,440 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~i~0#1_484| Int) (~N~0 Int)) (let ((.cse0 (let ((.cse1 (let ((.cse3 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse2 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse3) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse3 4) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) (store .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_484| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (not (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0)) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_484| (+ 2 |c_ULTIMATE.start_main_~i~0#1|))))) is different from false [2021-11-12 23:58:24,552 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 9 refuted. 1 times theorem prover too weak. 10 trivial. 7 not checked. [2021-11-12 23:58:24,552 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:58:24,552 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510009619] [2021-11-12 23:58:24,552 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:58:24,552 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044662634] [2021-11-12 23:58:24,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044662634] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:58:24,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [550324404] [2021-11-12 23:58:24,554 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-12 23:58:24,554 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 23:58:24,555 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 23:58:24,555 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 23:58:24,555 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 23:58:24,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,561 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:24,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 23:58:24,562 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:24,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 23:58:24,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 23:58:24,567 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_64|], 21=[|v_#valid_74|]} [2021-11-12 23:58:24,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 23:58:24,599 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:58:24,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:58:24,601 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:24,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:24,605 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 23:58:24,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:58:24,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 23:58:24,692 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:24,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:24,699 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-12 23:58:24,704 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:58:24,704 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-12 23:58:24,719 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-12 23:58:24,720 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:24,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 23:58:24,722 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:24,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 23:58:24,724 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:24,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 23:58:24,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-12 23:58:24,747 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_65|], 28=[|v_#valid_75|]} [2021-11-12 23:58:24,756 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 23:58:24,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:58:24,758 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:58:24,758 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,855 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-12 23:58:24,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-12 23:58:24,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:58:24,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 23:58:24,858 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:24,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:24,865 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-12 23:58:24,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:58:24,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 23:58:24,931 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:24,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:24,937 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:24,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:24,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-12 23:58:25,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:58:25,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:58:25,038 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:25,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,044 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-12 23:58:25,048 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:58:25,048 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-12 23:58:25,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,051 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:58:25,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-12 23:58:25,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:58:25,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:58:25,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-12 23:58:25,169 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:25,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,175 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-12 23:58:25,179 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:58:25,179 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:227 [2021-11-12 23:58:25,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,263 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,269 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:58:25,272 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-12 23:58:25,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-12 23:58:25,279 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 473 [2021-11-12 23:58:25,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 555 [2021-11-12 23:58:25,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,642 INFO L244 Elim1Store]: Index analysis took 308 ms [2021-11-12 23:58:25,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:58:25,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:58:25,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:58:25,648 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:25,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:25,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-12 23:58:25,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:58:25,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 23:58:25,743 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:25,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,775 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,786 INFO L180 QuantifierPusher]: treesize reduction 126, result has 79.5 percent of original size [2021-11-12 23:58:25,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-12 23:58:25,803 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:58:25,803 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:649, output treesize:489 [2021-11-12 23:58:25,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,866 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-12 23:58:25,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-12 23:58:25,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:58:25,880 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-12 23:58:25,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:58:25,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 23:58:25,885 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:25,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,887 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,888 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 23:58:25,890 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:58:25,890 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-12 23:58:25,898 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:58:25,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:58:25,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,905 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:58:25,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 23:58:25,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:58:25,946 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:58:25,946 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 20 treesize of output 20 [2021-11-12 23:58:25,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:58:25,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:58:25,948 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:25,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,950 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 23:58:25,951 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:58:25,952 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:82, output treesize:78 [2021-11-12 23:58:25,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:25,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,978 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,980 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:58:25,981 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 23:58:25,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-12 23:58:25,982 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:25,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:25,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-12 23:58:25,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-11-12 23:58:26,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:58:26,027 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-12 23:58:26,027 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 20 treesize of output 20 [2021-11-12 23:58:26,027 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:58:26,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:58:26,029 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:26,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:26,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:26,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 23:58:26,050 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-12 23:58:26,051 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2021-11-12 23:58:26,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:58:26,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 23:58:26,053 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:26,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,063 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,067 INFO L180 QuantifierPusher]: treesize reduction 111, result has 60.4 percent of original size [2021-11-12 23:58:26,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 23:58:26,068 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 23:58:26,069 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:288, output treesize:169 [2021-11-12 23:58:26,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,091 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-12 23:58:26,091 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 23:58:26,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 23:58:26,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-12 23:58:26,158 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-12 23:58:26,158 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 20 treesize of output 20 [2021-11-12 23:58:26,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:58:26,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 23:58:26,160 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 23:58:26,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,163 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 23:58:26,165 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 23:58:26,166 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-12 23:58:26,174 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-12 23:58:26,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:58:26,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:58:26,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 785 [2021-11-12 23:58:26,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 23:58:26,239 INFO L180 QuantifierPusher]: treesize reduction 64, result has 84.8 percent of original size [2021-11-12 23:58:26,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 593 [2021-11-12 23:58:26,294 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 23:58:32,337 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 23:58:32,337 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:58:32,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 13] total 28 [2021-11-12 23:58:32,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576670930] [2021-11-12 23:58:32,338 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-12 23:58:32,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-11-12 23:58:32,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:58:32,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-11-12 23:58:32,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=817, Unknown=10, NotChecked=118, Total=1056 [2021-11-12 23:58:32,340 INFO L87 Difference]: Start difference. First operand 39 states and 51 transitions. Second operand has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 28 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:58:34,891 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse0 (select .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)))) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= .cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (= .cse0 4) (= 2 |c_ULTIMATE.start_main_~i~0#1|) (< (+ |c_ULTIMATE.start_main_~a~0#1.base| 1) |c_ULTIMATE.start_main_~#sum~0#1.base|) (forall ((|v_ULTIMATE.start_main_~i~0#1_484| Int) (~N~0 Int)) (let ((.cse1 (let ((.cse2 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_484| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (= (mod (select .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_484| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (not (= (mod (select .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0))))) (= (select .cse3 |c_ULTIMATE.start_main_~a~0#1.offset|) .cse0) (forall ((|v_ULTIMATE.start_main_~i~0#1_484| Int) (~N~0 Int)) (let ((.cse4 (let ((.cse5 (let ((.cse7 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse6 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse7) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse6 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse7 4) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse6) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) (store .cse5 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_484| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse5) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (not (= (mod (select .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0)) (= (mod (select .cse4 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_484| (+ 2 |c_ULTIMATE.start_main_~i~0#1|)))))))) is different from false [2021-11-12 23:58:36,923 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse0 (select .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)))) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= .cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (= .cse0 4) (< (+ |c_ULTIMATE.start_main_~a~0#1.base| 1) |c_ULTIMATE.start_main_~#sum~0#1.base|) (<= 3 |c_ULTIMATE.start_main_~i~0#1|) (forall ((|v_ULTIMATE.start_main_~i~0#1_484| Int) (~N~0 Int)) (let ((.cse1 (let ((.cse2 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_484| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (= (mod (select .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) ~N~0) 0) (< |v_ULTIMATE.start_main_~i~0#1_484| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (not (= (mod (select .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) ~N~0) 0))))) (= .cse0 (select .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8))) (= (select .cse3 |c_ULTIMATE.start_main_~a~0#1.offset|) .cse0)))) is different from false [2021-11-12 23:58:43,281 WARN L227 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 48 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-12 23:58:44,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:58:44,258 INFO L93 Difference]: Finished difference Result 62 states and 76 transitions. [2021-11-12 23:58:44,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-11-12 23:58:44,259 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 28 states have internal predecessors, (36), 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 21 [2021-11-12 23:58:44,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:58:44,260 INFO L225 Difference]: With dead ends: 62 [2021-11-12 23:58:44,260 INFO L226 Difference]: Without dead ends: 60 [2021-11-12 23:58:44,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 22 SyntacticMatches, 10 SemanticMatches, 37 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 417 ImplicationChecksByTransitivity, 47.6s TimeCoverageRelationStatistics Valid=159, Invalid=1035, Unknown=12, NotChecked=276, Total=1482 [2021-11-12 23:58:44,262 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 356.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.15ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 116 IncrementalHoareTripleChecker+Unchecked, 415.57ms IncrementalHoareTripleChecker+Time [2021-11-12 23:58:44,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 36 Invalid, 227 Unknown, 0 Unchecked, 1.15ms Time], IncrementalHoareTripleChecker [2 Valid, 109 Invalid, 0 Unknown, 116 Unchecked, 415.57ms Time] [2021-11-12 23:58:44,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2021-11-12 23:58:44,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 48. [2021-11-12 23:58:44,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.3191489361702127) internal successors, (62), 47 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:58:44,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 62 transitions. [2021-11-12 23:58:44,316 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 62 transitions. Word has length 21 [2021-11-12 23:58:44,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:58:44,316 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 62 transitions. [2021-11-12 23:58:44,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 28 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:58:44,317 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2021-11-12 23:58:44,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-12 23:58:44,317 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:58:44,317 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-11-12 23:58:44,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-11-12 23:58:44,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable684 [2021-11-12 23:58:44,535 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:58:44,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:58:44,535 INFO L85 PathProgramCache]: Analyzing trace with hash 818867644, now seen corresponding path program 8 times [2021-11-12 23:58:44,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:58:44,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255587089] [2021-11-12 23:58:44,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:58:44,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:58:44,545 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 23:58:44,545 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [197106158] [2021-11-12 23:58:44,545 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:58:44,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:58:44,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:58:44,562 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:58:44,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c6612-e58b-4e00-8e38-f78a5db324fa/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-11-12 23:58:44,721 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-12 23:58:44,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:58:44,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-12 23:58:44,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:58:44,749 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 10 treesize of output 8 [2021-11-12 23:58:44,769 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 11 treesize of output 7 [2021-11-12 23:58:44,874 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 25 treesize of output 13 [2021-11-12 23:58:44,962 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 25 treesize of output 13 [2021-11-12 23:58:45,042 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 25 treesize of output 13 [2021-11-12 23:58:45,155 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 25 treesize of output 13 [2021-11-12 23:58:45,243 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 25 treesize of output 13 [2021-11-12 23:58:45,436 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 28 treesize of output 23 [2021-11-12 23:58:45,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:45,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2021-11-12 23:58:45,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:45,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:45,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:45,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 42 [2021-11-12 23:58:45,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:45,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:45,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:45,987 INFO L354 Elim1Store]: treesize reduction 84, result has 23.6 percent of original size [2021-11-12 23:58:45,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 61 [2021-11-12 23:58:50,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:50,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:50,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:58:50,405 INFO L354 Elim1Store]: treesize reduction 248, result has 15.1 percent of original size [2021-11-12 23:58:50,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 81 treesize of output 84 [2021-11-12 23:59:07,777 INFO L354 Elim1Store]: treesize reduction 136, result has 0.7 percent of original size [2021-11-12 23:59:07,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 104 treesize of output 64 [2021-11-12 23:59:07,938 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 1 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:59:07,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 00:00:03,278 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~i~0#1_517| Int) (|v_ULTIMATE.start_main_~i~0#1_515| Int)) (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse4 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse3 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse4) (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))) (store .cse3 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse4 4) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|)))))) (store .cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_517| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse2) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (store .cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |v_ULTIMATE.start_main_~i~0#1_515| 4)) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse1) |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|))))) (or (< (+ |v_ULTIMATE.start_main_~i~0#1_517| 1) |v_ULTIMATE.start_main_~i~0#1_515|) (< (+ |v_ULTIMATE.start_main_~i~0#1_515| 1) c_~N~0) (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) c_~N~0) 0) (not (= (mod (select .cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) c_~N~0) 0))))) is different from false [2021-11-13 00:00:12,083 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 1 times theorem prover too weak. 15 trivial. 5 not checked. [2021-11-13 00:00:12,083 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 00:00:12,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255587089] [2021-11-13 00:00:12,083 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 00:00:12,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197106158] [2021-11-13 00:00:12,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [197106158] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 00:00:12,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1052275885] [2021-11-13 00:00:12,085 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-13 00:00:12,085 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 00:00:12,085 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 00:00:12,085 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 00:00:12,086 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 00:00:12,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,092 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:12,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 00:00:12,093 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:12,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 00:00:12,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-13 00:00:12,098 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_66|], 21=[|v_#valid_77|]} [2021-11-13 00:00:12,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-13 00:00:12,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 00:00:12,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 00:00:12,132 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:12,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:12,135 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-13 00:00:12,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 00:00:12,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 00:00:12,198 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:12,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:12,201 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-13 00:00:12,204 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 00:00:12,204 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:185, output treesize:160 [2021-11-13 00:00:12,218 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-13 00:00:12,218 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:12,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 00:00:12,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:12,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 00:00:12,221 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:12,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 00:00:12,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-13 00:00:12,228 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_67|], 28=[|v_#valid_78|]} [2021-11-13 00:00:12,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,361 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-11-13 00:00:12,431 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-13 00:00:12,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-13 00:00:12,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 00:00:12,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 00:00:12,434 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:12,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 00:00:12,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 00:00:12,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 00:00:12,448 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:12,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:12,454 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-13 00:00:12,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 00:00:12,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 00:00:12,537 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:12,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:12,545 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-13 00:00:12,653 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-13 00:00:12,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-13 00:00:12,657 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:12,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:12,664 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,666 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-13 00:00:12,668 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 00:00:12,668 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:482, output treesize:225 [2021-11-13 00:00:12,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,672 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:12,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-13 00:00:12,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-13 00:00:12,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-13 00:00:12,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-13 00:00:12,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-13 00:00:12,789 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:12,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:12,796 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-13 00:00:12,801 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 00:00:12,801 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:249, output treesize:232 [2021-11-13 00:00:12,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:12,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:12,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:12,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,888 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:12,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,892 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:12,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-13 00:00:12,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:12,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-13 00:00:12,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-13 00:00:12,902 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:12,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:12,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-13 00:00:12,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 560 [2021-11-13 00:00:12,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:12,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,335 INFO L244 Elim1Store]: Index analysis took 376 ms [2021-11-13 00:00:13,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-13 00:00:13,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-13 00:00:13,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-13 00:00:13,345 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:13,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 28 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 117 [2021-11-13 00:00:13,470 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 00:00:13,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 00:00:13,477 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:13,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,518 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,531 INFO L180 QuantifierPusher]: treesize reduction 133, result has 78.6 percent of original size [2021-11-13 00:00:13,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 489 [2021-11-13 00:00:13,536 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 00:00:13,537 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:654, output treesize:489 [2021-11-13 00:00:13,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,604 INFO L180 QuantifierPusher]: treesize reduction 48, result has 62.8 percent of original size [2021-11-13 00:00:13,605 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:13,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-13 00:00:13,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-13 00:00:13,618 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 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-13 00:00:13,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 00:00:13,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,622 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 00:00:13,622 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:13,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,624 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-13 00:00:13,626 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 00:00:13,626 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:60 [2021-11-13 00:00:13,633 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-13 00:00:13,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 00:00:13,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,639 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:13,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 00:00:13,641 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.9 percent of original size 71 [2021-11-13 00:00:13,686 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-13 00:00:13,686 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 15 treesize of output 15 [2021-11-13 00:00:13,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,687 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 00:00:13,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 00:00:13,688 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:13,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,691 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,692 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size [2021-11-13 00:00:13,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-13 00:00:13,693 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 00:00:13,693 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:66 [2021-11-13 00:00:13,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,712 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,715 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:13,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,717 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:13,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 00:00:13,718 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:13,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 00:00:13,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-13 00:00:13,720 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:13,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-13 00:00:13,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-13 00:00:13,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 00:00:13,751 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-13 00:00:13,751 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-11-13 00:00:13,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 00:00:13,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 00:00:13,753 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:13,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 00:00:13,797 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-13 00:00:13,798 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 20 treesize of output 20 [2021-11-13 00:00:13,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 00:00:13,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 00:00:13,800 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:13,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,812 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,816 INFO L180 QuantifierPusher]: treesize reduction 109, result has 60.1 percent of original size [2021-11-13 00:00:13,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-13 00:00:13,818 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 00:00:13,818 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:281, output treesize:164 [2021-11-13 00:00:13,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,847 INFO L180 QuantifierPusher]: treesize reduction 48, result has 63.4 percent of original size [2021-11-13 00:00:13,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 00:00:13,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 00:00:13,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-13 00:00:13,898 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-13 00:00:13,898 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 20 treesize of output 20 [2021-11-13 00:00:13,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 00:00:13,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 00:00:13,901 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 00:00:13,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,903 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-13 00:00:13,905 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 00:00:13,905 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:76 [2021-11-13 00:00:13,912 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-13 00:00:13,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 00:00:13,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 00:00:13,923 INFO L185 QuantifierPusher]: treesize reduction 19, result has 95.9 percent of original size 448 [2021-11-13 00:00:13,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 00:00:13,986 INFO L180 QuantifierPusher]: treesize reduction 56, result has 79.7 percent of original size [2021-11-13 00:00:13,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-13 00:00:14,041 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 00:00:20,011 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 00:00:20,011 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-13 00:00:20,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 14] total 31 [2021-11-13 00:00:20,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121127230] [2021-11-13 00:00:20,011 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-13 00:00:20,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-13 00:00:20,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 00:00:20,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-13 00:00:20,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1022, Unknown=21, NotChecked=66, Total=1260 [2021-11-13 00:00:20,013 INFO L87 Difference]: Start difference. First operand 48 states and 62 transitions. Second operand has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 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)