./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d993ff45e37665d9abd93530677e1201b0648bf8ee13fa84b0c68926f580d988 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:21:03,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:21:03,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:21:03,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:21:03,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:21:03,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:21:03,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:21:03,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:21:03,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:21:03,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:21:03,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:21:03,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:21:03,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:21:03,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:21:03,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:21:03,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:21:03,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:21:03,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:21:03,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:21:03,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:21:03,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:21:03,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:21:03,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:21:03,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:21:03,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:21:03,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:21:03,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:21:03,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:21:03,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:21:03,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:21:03,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:21:03,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:21:03,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:21:03,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:21:03,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:21:03,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:21:03,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:21:03,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:21:03,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:21:03,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:21:03,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:21:03,382 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-23 02:21:03,424 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:21:03,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:21:03,424 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:21:03,425 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:21:03,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:21:03,426 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:21:03,426 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:21:03,426 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:21:03,426 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:21:03,426 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:21:03,427 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:21:03,427 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:21:03,427 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:21:03,427 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:21:03,427 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:21:03,428 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:21:03,428 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:21:03,428 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:21:03,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:21:03,429 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:21:03,429 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 02:21:03,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:21:03,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:21:03,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:21:03,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:21:03,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:21:03,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:21:03,430 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 02:21:03,431 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:21:03,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:21:03,431 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:21:03,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:21:03,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:21:03,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:21:03,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:21:03,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:21:03,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:21:03,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:21:03,432 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:21:03,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:21:03,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:21:03,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:21:03,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:21:03,433 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_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d993ff45e37665d9abd93530677e1201b0648bf8ee13fa84b0c68926f580d988 [2021-11-23 02:21:03,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:21:03,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:21:03,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:21:03,696 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:21:03,697 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:21:03,698 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i [2021-11-23 02:21:03,799 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/data/772c949c9/cd5db775e5fa4f4e94fb0e25bf4da1f4/FLAGcc68c5ccc [2021-11-23 02:21:04,491 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:21:04,493 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i [2021-11-23 02:21:04,526 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/data/772c949c9/cd5db775e5fa4f4e94fb0e25bf4da1f4/FLAGcc68c5ccc [2021-11-23 02:21:04,598 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/data/772c949c9/cd5db775e5fa4f4e94fb0e25bf4da1f4 [2021-11-23 02:21:04,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:21:04,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:21:04,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:21:04,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:21:04,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:21:04,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:21:04" (1/1) ... [2021-11-23 02:21:04,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c142d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:04, skipping insertion in model container [2021-11-23 02:21:04,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:21:04" (1/1) ... [2021-11-23 02:21:04,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:21:04,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:21:05,274 WARN L230 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_a1c86861-910c-4da2-b35f-6fa682cdee5c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i[33021,33034] [2021-11-23 02:21:05,565 WARN L230 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_a1c86861-910c-4da2-b35f-6fa682cdee5c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i[84583,84596] [2021-11-23 02:21:05,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:21:05,588 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:21:05,616 WARN L230 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_a1c86861-910c-4da2-b35f-6fa682cdee5c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i[33021,33034] [2021-11-23 02:21:05,798 WARN L230 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_a1c86861-910c-4da2-b35f-6fa682cdee5c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i[84583,84596] [2021-11-23 02:21:05,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:21:05,842 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:21:05,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05 WrapperNode [2021-11-23 02:21:05,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:21:05,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:21:05,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:21:05,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:21:05,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (1/1) ... [2021-11-23 02:21:05,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (1/1) ... [2021-11-23 02:21:06,048 INFO L137 Inliner]: procedures = 177, calls = 781, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3027 [2021-11-23 02:21:06,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:21:06,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:21:06,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:21:06,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:21:06,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (1/1) ... [2021-11-23 02:21:06,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (1/1) ... [2021-11-23 02:21:06,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (1/1) ... [2021-11-23 02:21:06,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (1/1) ... [2021-11-23 02:21:06,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (1/1) ... [2021-11-23 02:21:06,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (1/1) ... [2021-11-23 02:21:06,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (1/1) ... [2021-11-23 02:21:06,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:21:06,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:21:06,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:21:06,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:21:06,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (1/1) ... [2021-11-23 02:21:06,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:21:06,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:21:06,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:21:06,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:21:06,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:21:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 02:21:06,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 02:21:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:21:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:21:06,353 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:21:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:21:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:21:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:21:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:21:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 02:21:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:21:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:21:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:21:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:21:06,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:21:06,667 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:21:06,668 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:21:09,080 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:21:09,624 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:21:09,624 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-23 02:21:09,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:21:09 BoogieIcfgContainer [2021-11-23 02:21:09,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:21:09,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:21:09,638 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:21:09,642 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:21:09,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:21:04" (1/3) ... [2021-11-23 02:21:09,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5663e400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:21:09, skipping insertion in model container [2021-11-23 02:21:09,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:05" (2/3) ... [2021-11-23 02:21:09,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5663e400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:21:09, skipping insertion in model container [2021-11-23 02:21:09,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:21:09" (3/3) ... [2021-11-23 02:21:09,648 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test9-2.i [2021-11-23 02:21:09,654 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:21:09,654 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-23 02:21:09,751 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:21:09,762 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 [2021-11-23 02:21:09,762 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-23 02:21:09,838 INFO L276 IsEmpty]: Start isEmpty. Operand has 1123 states, 609 states have (on average 1.9655172413793103) internal successors, (1197), 1117 states have internal predecessors, (1197), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2021-11-23 02:21:09,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 02:21:09,841 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:21:09,842 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-23 02:21:09,842 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 02:21:09,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:21:09,849 INFO L85 PathProgramCache]: Analyzing trace with hash 144769903, now seen corresponding path program 1 times [2021-11-23 02:21:09,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:21:09,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547789836] [2021-11-23 02:21:09,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:09,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:21:10,013 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:21:10,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2142445696] [2021-11-23 02:21:10,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:10,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:10,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:21:10,020 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:21:10,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:21:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:10,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:21:10,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:21:10,318 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 [2021-11-23 02:21:10,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-11-23 02:21:10,396 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 25 treesize of output 17 [2021-11-23 02:21:10,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:10,407 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:21:10,407 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:21:10,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547789836] [2021-11-23 02:21:10,408 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:21:10,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142445696] [2021-11-23 02:21:10,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142445696] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:21:10,409 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:21:10,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:21:10,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360103492] [2021-11-23 02:21:10,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:21:10,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:21:10,418 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:21:10,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:21:10,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:21:10,453 INFO L87 Difference]: Start difference. First operand has 1123 states, 609 states have (on average 1.9655172413793103) internal successors, (1197), 1117 states have internal predecessors, (1197), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-11-23 02:21:13,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:21:13,390 INFO L93 Difference]: Finished difference Result 3309 states and 6518 transitions. [2021-11-23 02:21:13,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:21:13,404 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2021-11-23 02:21:13,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:21:13,453 INFO L225 Difference]: With dead ends: 3309 [2021-11-23 02:21:13,454 INFO L226 Difference]: Without dead ends: 2167 [2021-11-23 02:21:13,467 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:21:13,471 INFO L933 BasicCegarLoop]: 2605 mSDtfsCounter, 1068 mSDsluCounter, 4215 mSDsCounter, 0 mSdLazyCounter, 623 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1568 SdHoareTripleChecker+Valid, 6799 SdHoareTripleChecker+Invalid, 627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-23 02:21:13,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1568 Valid, 6799 Invalid, 627 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 623 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-11-23 02:21:13,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2167 states. [2021-11-23 02:21:14,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2167 to 1111. [2021-11-23 02:21:14,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1111 states, 598 states have (on average 1.874581939799331) internal successors, (1121), 1105 states have internal predecessors, (1121), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2021-11-23 02:21:14,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 1111 states and 2127 transitions. [2021-11-23 02:21:14,388 INFO L78 Accepts]: Start accepts. Automaton has 1111 states and 2127 transitions. Word has length 4 [2021-11-23 02:21:14,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:21:14,388 INFO L470 AbstractCegarLoop]: Abstraction has 1111 states and 2127 transitions. [2021-11-23 02:21:14,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-11-23 02:21:14,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2127 transitions. [2021-11-23 02:21:14,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 02:21:14,392 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:21:14,393 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:21:14,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:21:14,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:14,620 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 02:21:14,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:21:14,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1404847448, now seen corresponding path program 1 times [2021-11-23 02:21:14,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:21:14,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454506643] [2021-11-23 02:21:14,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:14,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:21:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:14,732 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:21:14,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454506643] [2021-11-23 02:21:14,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454506643] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:21:14,735 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:21:14,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:21:14,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669482549] [2021-11-23 02:21:14,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:21:14,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:21:14,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:21:14,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:21:14,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:21:14,743 INFO L87 Difference]: Start difference. First operand 1111 states and 2127 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 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) [2021-11-23 02:21:17,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:21:17,221 INFO L93 Difference]: Finished difference Result 3200 states and 6229 transitions. [2021-11-23 02:21:17,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:21:17,226 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 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 20 [2021-11-23 02:21:17,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:21:17,250 INFO L225 Difference]: With dead ends: 3200 [2021-11-23 02:21:17,250 INFO L226 Difference]: Without dead ends: 2154 [2021-11-23 02:21:17,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:21:17,257 INFO L933 BasicCegarLoop]: 2598 mSDtfsCounter, 1051 mSDsluCounter, 4195 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1551 SdHoareTripleChecker+Valid, 6778 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:21:17,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1551 Valid, 6778 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-23 02:21:17,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2154 states. [2021-11-23 02:21:17,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2154 to 1111. [2021-11-23 02:21:17,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1111 states, 598 states have (on average 1.8729096989966556) internal successors, (1120), 1105 states have internal predecessors, (1120), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2021-11-23 02:21:17,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 1111 states and 2126 transitions. [2021-11-23 02:21:17,613 INFO L78 Accepts]: Start accepts. Automaton has 1111 states and 2126 transitions. Word has length 20 [2021-11-23 02:21:17,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:21:17,614 INFO L470 AbstractCegarLoop]: Abstraction has 1111 states and 2126 transitions. [2021-11-23 02:21:17,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 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) [2021-11-23 02:21:17,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2126 transitions. [2021-11-23 02:21:17,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 02:21:17,616 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:21:17,616 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:21:17,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:21:17,617 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 02:21:17,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:21:17,617 INFO L85 PathProgramCache]: Analyzing trace with hash -980144550, now seen corresponding path program 1 times [2021-11-23 02:21:17,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:21:17,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181203383] [2021-11-23 02:21:17,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:17,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:21:17,640 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:21:17,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [667294626] [2021-11-23 02:21:17,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:17,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:17,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:21:17,642 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:21:17,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:21:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:17,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 02:21:17,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:21:18,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:18,008 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:21:18,008 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:21:18,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181203383] [2021-11-23 02:21:18,009 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:21:18,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667294626] [2021-11-23 02:21:18,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667294626] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:21:18,009 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:21:18,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:21:18,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195219175] [2021-11-23 02:21:18,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:21:18,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:21:18,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:21:18,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:21:18,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:21:18,011 INFO L87 Difference]: Start difference. First operand 1111 states and 2126 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 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) [2021-11-23 02:21:19,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:21:19,174 INFO L93 Difference]: Finished difference Result 3258 states and 6292 transitions. [2021-11-23 02:21:19,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:21:19,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 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 28 [2021-11-23 02:21:19,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:21:19,202 INFO L225 Difference]: With dead ends: 3258 [2021-11-23 02:21:19,202 INFO L226 Difference]: Without dead ends: 2152 [2021-11-23 02:21:19,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:21:19,209 INFO L933 BasicCegarLoop]: 2621 mSDtfsCounter, 1039 mSDsluCounter, 2102 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 4711 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:21:19,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 4711 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-23 02:21:19,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2152 states. [2021-11-23 02:21:19,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2152 to 2148. [2021-11-23 02:21:19,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2148 states, 1135 states have (on average 1.905726872246696) internal successors, (2163), 2142 states have internal predecessors, (2163), 1003 states have call successors, (1003), 2 states have call predecessors, (1003), 2 states have return successors, (1003), 5 states have call predecessors, (1003), 1003 states have call successors, (1003) [2021-11-23 02:21:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 2148 states and 4169 transitions. [2021-11-23 02:21:19,579 INFO L78 Accepts]: Start accepts. Automaton has 2148 states and 4169 transitions. Word has length 28 [2021-11-23 02:21:19,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:21:19,580 INFO L470 AbstractCegarLoop]: Abstraction has 2148 states and 4169 transitions. [2021-11-23 02:21:19,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 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) [2021-11-23 02:21:19,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 4169 transitions. [2021-11-23 02:21:19,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 02:21:19,581 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:21:19,582 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:21:19,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:21:19,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:19,808 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 02:21:19,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:21:19,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1908377992, now seen corresponding path program 1 times [2021-11-23 02:21:19,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:21:19,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391335539] [2021-11-23 02:21:19,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:19,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:21:19,845 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:21:19,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [264314582] [2021-11-23 02:21:19,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:19,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:19,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:21:19,851 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:21:19,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:21:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:20,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 02:21:20,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:21:20,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:20,870 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:21:20,870 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:21:20,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391335539] [2021-11-23 02:21:20,870 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:21:20,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264314582] [2021-11-23 02:21:20,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264314582] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:21:20,871 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:21:20,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 02:21:20,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342245321] [2021-11-23 02:21:20,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:21:20,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:21:20,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:21:20,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:21:20,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:21:20,873 INFO L87 Difference]: Start difference. First operand 2148 states and 4169 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:21:22,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:21:22,922 INFO L93 Difference]: Finished difference Result 4280 states and 8324 transitions. [2021-11-23 02:21:22,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:21:22,931 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2021-11-23 02:21:22,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:21:22,951 INFO L225 Difference]: With dead ends: 4280 [2021-11-23 02:21:22,952 INFO L226 Difference]: Without dead ends: 2150 [2021-11-23 02:21:22,962 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:21:22,965 INFO L933 BasicCegarLoop]: 2106 mSDtfsCounter, 1 mSDsluCounter, 4234 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6314 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:21:22,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 6314 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-23 02:21:22,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2150 states. [2021-11-23 02:21:23,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2150 to 2150. [2021-11-23 02:21:23,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2150 states, 1136 states have (on average 1.9058098591549295) internal successors, (2165), 2144 states have internal predecessors, (2165), 1003 states have call successors, (1003), 2 states have call predecessors, (1003), 3 states have return successors, (1004), 5 states have call predecessors, (1004), 1003 states have call successors, (1004) [2021-11-23 02:21:23,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 2150 states and 4172 transitions. [2021-11-23 02:21:23,392 INFO L78 Accepts]: Start accepts. Automaton has 2150 states and 4172 transitions. Word has length 41 [2021-11-23 02:21:23,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:21:23,393 INFO L470 AbstractCegarLoop]: Abstraction has 2150 states and 4172 transitions. [2021-11-23 02:21:23,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:21:23,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 4172 transitions. [2021-11-23 02:21:23,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 02:21:23,395 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:21:23,395 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:21:23,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:21:23,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:23,616 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 02:21:23,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:21:23,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1893633940, now seen corresponding path program 1 times [2021-11-23 02:21:23,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:21:23,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816884596] [2021-11-23 02:21:23,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:23,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:21:23,651 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:21:23,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1550045776] [2021-11-23 02:21:23,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:23,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:23,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:21:23,655 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:21:23,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1c86861-910c-4da2-b35f-6fa682cdee5c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 02:21:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:24,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 02:21:24,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:21:24,192 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 02:21:24,193 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:21:24,340 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 02:21:24,340 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:21:24,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816884596] [2021-11-23 02:21:24,340 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:21:24,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1550045776] [2021-11-23 02:21:24,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1550045776] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:21:24,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [780691927] [2021-11-23 02:21:24,362 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-23 02:21:24,362 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:21:24,367 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:21:24,372 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:21:24,373 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:21:24,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,473 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 02:21:24,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-23 02:21:24,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 02:21:24,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-23 02:21:24,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-23 02:21:24,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 02:21:24,546 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 15 treesize of output 1 [2021-11-23 02:21:24,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,583 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 02:21:24,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-23 02:21:24,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,614 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 02:21:24,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2021-11-23 02:21:24,627 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 15 treesize of output 1 [2021-11-23 02:21:24,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,673 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:21:24,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:21:24,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 02:21:24,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 02:21:24,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:24,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-23 02:21:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 75 [2021-11-23 02:21:25,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-11-23 02:21:25,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 02:21:25,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 02:21:25,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 02:21:25,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 02:21:25,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 96 [2021-11-23 02:21:25,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-23 02:21:25,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-23 02:21:25,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-23 02:21:25,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 115 [2021-11-23 02:21:25,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,589 INFO L354 Elim1Store]: treesize reduction 170, result has 24.8 percent of original size [2021-11-23 02:21:25,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 127 treesize of output 163 [2021-11-23 02:21:25,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,650 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 02:21:25,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 145 treesize of output 156 [2021-11-23 02:21:25,771 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 [2021-11-23 02:21:25,775 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 [2021-11-23 02:21:25,779 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 13 treesize of output 9 [2021-11-23 02:21:25,827 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:21:25,827 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 85 treesize of output 88 [2021-11-23 02:21:25,853 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 02:21:25,854 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 88 treesize of output 91 [2021-11-23 02:21:25,878 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:21:25,878 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 91 treesize of output 94 [2021-11-23 02:21:25,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 02:21:25,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 02:21:25,923 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 16 treesize of output 12 [2021-11-23 02:21:25,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:25,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 02:21:26,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-23 02:21:26,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 02:21:26,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 02:21:26,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-23 02:21:26,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:26,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 02:21:33,759 WARN L227 SmtUtils]: Spent 7.35s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 02:21:33,760 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 02:21:33,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 2863 treesize of output 2340 [2021-11-23 02:21:33,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:41,503 WARN L227 SmtUtils]: Spent 7.69s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 02:21:41,504 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 02:21:41,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2964 treesize of output 2682 [2021-11-23 02:21:52,635 WARN L227 SmtUtils]: Spent 10.97s on a formula simplification. DAG size of input: 252 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 02:21:52,640 INFO L354 Elim1Store]: treesize reduction 2662, result has 30.3 percent of original size [2021-11-23 02:21:52,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 2868 treesize of output 2698 [2021-11-23 02:21:53,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:53,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:54,003 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 02:21:54,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 25966 treesize of output 25980 [2021-11-23 02:21:54,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:54,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:54,990 INFO L354 Elim1Store]: treesize reduction 172, result has 15.3 percent of original size [2021-11-23 02:21:54,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 17 case distinctions, treesize of input 25965 treesize of output 25980 [2021-11-23 02:21:55,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:55,896 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-23 02:21:55,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-23 02:21:56,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:56,222 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:21:56,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-23 02:21:56,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:56,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2021-11-23 02:21:56,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:56,601 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:56,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:56,965 INFO L354 Elim1Store]: treesize reduction 11, result has 56.0 percent of original size [2021-11-23 02:21:56,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 44 [2021-11-23 02:21:57,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:57,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:57,535 INFO L354 Elim1Store]: treesize reduction 18, result has 66.0 percent of original size [2021-11-23 02:21:57,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 87 [2021-11-23 02:21:57,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:57,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:57,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:57,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 59 [2021-11-23 02:21:58,666 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:58,700 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:58,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:58,773 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:58,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:58,831 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:58,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:58,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:59,005 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:59,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:59,081 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:59,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:59,141 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:59,190 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:59,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:21:59,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:21:59,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:59,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:21:59,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:59,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:59,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:59,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:59,401 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-11-23 02:21:59,512 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:21:59,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1304 treesize of output 894 [2021-11-23 02:21:59,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:21:59,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:59,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:59,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:59,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:21:59,895 INFO L244 Elim1Store]: Index analysis took 173 ms [2021-11-23 02:22:00,034 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:22:00,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 3163 treesize of output 2777 [2021-11-23 02:22:00,388 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,495 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,618 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,800 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,827 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:00,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:01,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:01,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:01,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:01,147 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:01,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:01,594 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:01,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:01,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:01,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:01,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:01,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:01,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:01,753 INFO L244 Elim1Store]: Index analysis took 159 ms [2021-11-23 02:22:01,767 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 02:22:01,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3577 treesize of output 3127 [2021-11-23 02:22:02,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,400 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,546 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,605 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,651 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,684 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,854 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:02,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:02,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:02,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:02,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:02,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:03,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:03,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:03,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:03,059 INFO L244 Elim1Store]: Index analysis took 123 ms [2021-11-23 02:22:03,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1304 treesize of output 842 [2021-11-23 02:22:03,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:03,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:03,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:03,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:03,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:03,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:03,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:03,302 INFO L244 Elim1Store]: Index analysis took 102 ms [2021-11-23 02:22:03,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3163 treesize of output 2707 [2021-11-23 02:22:03,444 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,570 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,587 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,634 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,657 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,678 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,716 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,773 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,795 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,892 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,915 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:03,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:04,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:04,046 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:04,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:04,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:04,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:04,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:04,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:04,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:04,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:04,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:04,452 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-11-23 02:22:04,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3577 treesize of output 3127 [2021-11-23 02:22:04,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:04,867 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-23 02:22:06,119 INFO L354 Elim1Store]: treesize reduction 485, result has 73.8 percent of original size [2021-11-23 02:22:06,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 3586 treesize of output 4493 [2021-11-23 02:22:06,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:06,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:06,869 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-11-23 02:22:07,006 INFO L354 Elim1Store]: treesize reduction 1822, result has 0.1 percent of original size [2021-11-23 02:22:07,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 3172 treesize of output 1 [2021-11-23 02:22:07,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:07,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:07,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,286 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-23 02:22:07,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1274 treesize of output 824 [2021-11-23 02:22:07,309 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:07,360 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:07,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:07,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:07,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:07,603 INFO L244 Elim1Store]: Index analysis took 142 ms [2021-11-23 02:22:07,708 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:22:07,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1274 treesize of output 876 [2021-11-23 02:22:07,739 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:07,779 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:07,883 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:07,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:07,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:08,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:08,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:08,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:08,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:08,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:08,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:08,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:08,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:08,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1274 treesize of output 824 [2021-11-23 02:22:08,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:08,355 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-11-23 02:22:09,477 INFO L354 Elim1Store]: treesize reduction 951, result has 49.2 percent of original size [2021-11-23 02:22:09,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 1313 treesize of output 1766 [2021-11-23 02:22:09,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:09,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:09,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:09,727 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:09,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,445 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:10,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:10,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:10,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:10,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:10,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:10,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:10,595 INFO L244 Elim1Store]: Index analysis took 102 ms [2021-11-23 02:22:10,692 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:22:10,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1236 treesize of output 1032 [2021-11-23 02:22:10,757 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,834 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:10,954 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:11,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:11,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:11,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:11,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:11,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:11,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:11,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:11,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:11,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:11,283 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:22:11,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3095 treesize of output 2707 [2021-11-23 02:22:12,272 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:12,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:12,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:12,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:12,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:12,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:12,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1304 treesize of output 842 [2021-11-23 02:22:12,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:12,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:12,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:12,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3163 treesize of output 2707 [2021-11-23 02:22:12,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:13,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:13,075 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:13,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:13,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:13,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:22:13,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:13,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:13,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:22:13,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:13,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:13,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:13,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:13,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:13,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3577 treesize of output 3127 [2021-11-23 02:22:14,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:14,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:14,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:14,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:22:14,836 INFO L244 Elim1Store]: Index analysis took 218 ms [2021-11-23 02:22:18,672 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-23 02:22:18,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 86633 treesize of output 88081