./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/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_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c78ec383567aee735f8895b5666134248c3b9de1b96295d83b3c1c6979534c2b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:22:54,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:22:54,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:22:54,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:22:54,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:22:54,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:22:54,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:22:54,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:22:54,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:22:54,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:22:54,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:22:54,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:22:54,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:22:54,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:22:54,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:22:54,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:22:54,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:22:54,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:22:54,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:22:54,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:22:54,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:22:54,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:22:54,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:22:54,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:22:54,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:22:54,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:22:54,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:22:54,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:22:54,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:22:54,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:22:54,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:22:54,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:22:54,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:22:54,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:22:54,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:22:54,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:22:54,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:22:54,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:22:54,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:22:54,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:22:54,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:22:54,606 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:22:54,632 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:22:54,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:22:54,633 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:22:54,633 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:22:54,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:22:54,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:22:54,635 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:22:54,635 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:22:54,636 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:22:54,636 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:22:54,637 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:22:54,637 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:22:54,637 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:22:54,638 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:22:54,638 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:22:54,639 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:22:54,639 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:22:54,639 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:22:54,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:22:54,646 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:22:54,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:22:54,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:22:54,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:22:54,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:22:54,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:22:54,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:22:54,649 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:22:54,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:22:54,650 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:22:54,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:22:54,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:22:54,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:22:54,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:22:54,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:22:54,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:22:54,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:22:54,655 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:22:54,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:22:54,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:22:54,656 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:22:54,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:22:54,656 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_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c78ec383567aee735f8895b5666134248c3b9de1b96295d83b3c1c6979534c2b [2021-11-23 02:22:54,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:22:54,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:22:54,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:22:54,946 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:22:54,947 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:22:54,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-2.i [2021-11-23 02:22:55,045 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/data/dc63dba4e/7795b86a86e64a14863d630288f1117c/FLAGa8a087973 [2021-11-23 02:22:55,656 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:22:55,657 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-2.i [2021-11-23 02:22:55,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/data/dc63dba4e/7795b86a86e64a14863d630288f1117c/FLAGa8a087973 [2021-11-23 02:22:55,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/data/dc63dba4e/7795b86a86e64a14863d630288f1117c [2021-11-23 02:22:55,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:22:55,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:22:55,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:22:55,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:22:55,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:22:55,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:55" (1/1) ... [2021-11-23 02:22:55,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b6e8baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:55, skipping insertion in model container [2021-11-23 02:22:55,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:55" (1/1) ... [2021-11-23 02:22:55,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:22:56,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:22:56,531 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_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-2.i[33021,33034] [2021-11-23 02:22:56,751 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_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-2.i[49681,49694] [2021-11-23 02:22:56,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:22:56,785 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:22:56,815 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_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-2.i[33021,33034] [2021-11-23 02:22:56,943 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_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-2.i[49681,49694] [2021-11-23 02:22:56,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:22:56,996 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:22:56,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56 WrapperNode [2021-11-23 02:22:56,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:22:56,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:22:56,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:22:56,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:22:57,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (1/1) ... [2021-11-23 02:22:57,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (1/1) ... [2021-11-23 02:22:57,205 INFO L137 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1557 [2021-11-23 02:22:57,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:22:57,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:22:57,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:22:57,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:22:57,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (1/1) ... [2021-11-23 02:22:57,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (1/1) ... [2021-11-23 02:22:57,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (1/1) ... [2021-11-23 02:22:57,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (1/1) ... [2021-11-23 02:22:57,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (1/1) ... [2021-11-23 02:22:57,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (1/1) ... [2021-11-23 02:22:57,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (1/1) ... [2021-11-23 02:22:57,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:22:57,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:22:57,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:22:57,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:22:57,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (1/1) ... [2021-11-23 02:22:57,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:22:57,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:22:57,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:22:57,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:22:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:22:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 02:22:57,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 02:22:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:22:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:22:57,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:22:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:22:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:22:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:22:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:22:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 02:22:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:22:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:22:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:22:57,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:22:57,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:22:57,794 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:22:57,796 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:22:59,254 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:22:59,830 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:22:59,830 INFO L301 CfgBuilder]: Removed 92 assume(true) statements. [2021-11-23 02:22:59,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:59 BoogieIcfgContainer [2021-11-23 02:22:59,834 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:22:59,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:22:59,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:22:59,842 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:22:59,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:22:55" (1/3) ... [2021-11-23 02:22:59,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53233990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:22:59, skipping insertion in model container [2021-11-23 02:22:59,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:56" (2/3) ... [2021-11-23 02:22:59,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53233990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:22:59, skipping insertion in model container [2021-11-23 02:22:59,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:59" (3/3) ... [2021-11-23 02:22:59,848 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test5-2.i [2021-11-23 02:22:59,859 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:22:59,859 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-23 02:22:59,927 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:22:59,943 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 02:22:59,946 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-23 02:22:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand has 165 states, 149 states have (on average 1.8120805369127517) internal successors, (270), 156 states have internal predecessors, (270), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-23 02:22:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 02:22:59,980 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:22:59,980 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-23 02:22:59,981 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:22:59,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:22:59,985 INFO L85 PathProgramCache]: Analyzing trace with hash -2112910889, now seen corresponding path program 1 times [2021-11-23 02:22:59,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:22:59,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427793970] [2021-11-23 02:22:59,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:22:59,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:00,171 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 02:23:00,172 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:00,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427793970] [2021-11-23 02:23:00,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427793970] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:00,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:23:00,173 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:23:00,175 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263558823] [2021-11-23 02:23:00,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:00,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:23:00,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:23:00,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:23:00,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:23:00,212 INFO L87 Difference]: Start difference. First operand has 165 states, 149 states have (on average 1.8120805369127517) internal successors, (270), 156 states have internal predecessors, (270), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:23:02,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:02,613 INFO L93 Difference]: Finished difference Result 469 states and 850 transitions. [2021-11-23 02:23:02,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:23:02,626 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-23 02:23:02,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:02,640 INFO L225 Difference]: With dead ends: 469 [2021-11-23 02:23:02,640 INFO L226 Difference]: Without dead ends: 290 [2021-11-23 02:23:02,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:23:02,649 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 149 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:02,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [160 Valid, 360 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-23 02:23:02,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-11-23 02:23:02,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 151. [2021-11-23 02:23:02,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 136 states have (on average 1.1911764705882353) internal successors, (162), 142 states have internal predecessors, (162), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-23 02:23:02,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 184 transitions. [2021-11-23 02:23:02,711 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 184 transitions. Word has length 6 [2021-11-23 02:23:02,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:02,712 INFO L470 AbstractCegarLoop]: Abstraction has 151 states and 184 transitions. [2021-11-23 02:23:02,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:23:02,712 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 184 transitions. [2021-11-23 02:23:02,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 02:23:02,716 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:02,717 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, 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 02:23:02,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:23:02,718 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:02,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:02,719 INFO L85 PathProgramCache]: Analyzing trace with hash 243995739, now seen corresponding path program 1 times [2021-11-23 02:23:02,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:02,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352274729] [2021-11-23 02:23:02,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:02,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:02,748 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:23:02,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1530363997] [2021-11-23 02:23:02,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:02,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:02,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:02,760 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:02,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:23:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:03,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:23:03,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:03,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:23:03,318 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:03,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:23:03,469 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:03,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352274729] [2021-11-23 02:23:03,475 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:23:03,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530363997] [2021-11-23 02:23:03,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530363997] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:03,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [820165816] [2021-11-23 02:23:03,521 INFO L159 IcfgInterpreter]: Started Sifa with 61 locations of interest [2021-11-23 02:23:03,522 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:23:03,528 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:23:03,534 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:23:03,535 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:23:03,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:03,764 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 02:23:03,766 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 02:23:03,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:03,781 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 02:23:03,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:03,840 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 22 treesize of output 7 [2021-11-23 02:23:03,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:03,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:23:03,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:03,867 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 02:23:03,868 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 1 case distinctions, treesize of input 33 treesize of output 43 [2021-11-23 02:23:03,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:03,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:03,920 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:23:03,921 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 02:23:03,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:03,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:03,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-23 02:23:03,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:03,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 02:23:04,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,401 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 02:23:04,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 02:23:04,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-23 02:23:04,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 02:23:04,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-23 02:23:04,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 02:23:04,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,915 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 02:23:04,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:04,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 02:23:04,955 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:23:06,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [820165816] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:06,441 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:23:06,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2021-11-23 02:23:06,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777538870] [2021-11-23 02:23:06,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:06,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 02:23:06,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:23:06,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 02:23:06,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-23 02:23:06,446 INFO L87 Difference]: Start difference. First operand 151 states and 184 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:23:09,873 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:23:10,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:10,439 INFO L93 Difference]: Finished difference Result 313 states and 382 transitions. [2021-11-23 02:23:10,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 02:23:10,440 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-11-23 02:23:10,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:10,442 INFO L225 Difference]: With dead ends: 313 [2021-11-23 02:23:10,442 INFO L226 Difference]: Without dead ends: 164 [2021-11-23 02:23:10,443 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 169 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-23 02:23:10,444 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 14 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:10,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 295 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2021-11-23 02:23:10,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-11-23 02:23:10,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 161. [2021-11-23 02:23:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 146 states have (on average 1.178082191780822) internal successors, (172), 152 states have internal predecessors, (172), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-23 02:23:10,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 194 transitions. [2021-11-23 02:23:10,476 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 194 transitions. Word has length 61 [2021-11-23 02:23:10,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:10,476 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 194 transitions. [2021-11-23 02:23:10,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:23:10,479 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 194 transitions. [2021-11-23 02:23:10,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 02:23:10,484 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:10,484 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, 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 02:23:10,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:10,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:10,719 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:10,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:10,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1551302318, now seen corresponding path program 1 times [2021-11-23 02:23:10,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:10,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180099622] [2021-11-23 02:23:10,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:10,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:10,743 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:23:10,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1362658345] [2021-11-23 02:23:10,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:10,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:10,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:10,750 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:10,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:23:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:11,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:23:11,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:11,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:23:11,255 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:11,470 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:23:11,471 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:11,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180099622] [2021-11-23 02:23:11,471 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:23:11,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1362658345] [2021-11-23 02:23:11,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1362658345] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:11,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1250736360] [2021-11-23 02:23:11,477 INFO L159 IcfgInterpreter]: Started Sifa with 71 locations of interest [2021-11-23 02:23:11,477 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:23:11,478 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:23:11,478 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:23:11,478 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:23:11,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:11,600 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 02:23:11,601 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 02:23:11,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:11,612 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 02:23:11,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:11,649 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 22 treesize of output 7 [2021-11-23 02:23:11,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:11,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:11,680 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 02:23:11,680 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 02:23:11,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:11,704 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 22 treesize of output 7 [2021-11-23 02:23:11,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:11,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:11,742 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:23:11,742 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 02:23:11,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:11,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:23:11,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-23 02:23:12,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-23 02:23:12,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 02:23:12,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 02:23:12,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,163 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 02:23:12,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-23 02:23:12,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,260 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 02:23:12,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 02:23:12,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,336 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 70 treesize of output 69 [2021-11-23 02:23:12,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,363 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 02:23:12,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,392 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 02:23:12,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,499 INFO L354 Elim1Store]: treesize reduction 170, result has 24.8 percent of original size [2021-11-23 02:23:12,499 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 02:23:12,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:12,559 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 02:23:12,560 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 02:23:13,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,094 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 02:23:13,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,119 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 02:23:13,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-23 02:23:13,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 02:23:13,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,212 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 02:23:13,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-23 02:23:13,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 02:23:13,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,332 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 02:23:13,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,402 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 02:23:13,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 127 treesize of output 138 [2021-11-23 02:23:13,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,486 INFO L354 Elim1Store]: treesize reduction 200, result has 11.5 percent of original size [2021-11-23 02:23:13,486 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 126 treesize of output 132 [2021-11-23 02:23:13,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,531 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 70 treesize of output 69 [2021-11-23 02:23:13,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:13,598 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 02:23:13,881 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 113 for LOIs [2021-11-23 02:23:13,976 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:23:16,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1250736360] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:16,624 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:23:16,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2021-11-23 02:23:16,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305560307] [2021-11-23 02:23:16,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:16,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-23 02:23:16,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:23:16,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-23 02:23:16,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-23 02:23:16,627 INFO L87 Difference]: Start difference. First operand 161 states and 194 transitions. Second operand has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 11 states have internal predecessors, (68), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:23:24,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:24,525 INFO L93 Difference]: Finished difference Result 315 states and 384 transitions. [2021-11-23 02:23:24,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-23 02:23:24,525 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 11 states have internal predecessors, (68), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 74 [2021-11-23 02:23:24,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:24,527 INFO L225 Difference]: With dead ends: 315 [2021-11-23 02:23:24,528 INFO L226 Difference]: Without dead ends: 166 [2021-11-23 02:23:24,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 201 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-23 02:23:24,530 INFO L933 BasicCegarLoop]: 158 mSDtfsCounter, 7 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 841 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 81 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:24,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 841 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 314 Invalid, 0 Unknown, 81 Unchecked, 7.9s Time] [2021-11-23 02:23:24,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-11-23 02:23:24,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2021-11-23 02:23:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 150 states have (on average 1.1733333333333333) internal successors, (176), 156 states have internal predecessors, (176), 12 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (12), 7 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-23 02:23:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 200 transitions. [2021-11-23 02:23:24,551 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 200 transitions. Word has length 74 [2021-11-23 02:23:24,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:24,551 INFO L470 AbstractCegarLoop]: Abstraction has 166 states and 200 transitions. [2021-11-23 02:23:24,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 11 states have internal predecessors, (68), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:23:24,552 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 200 transitions. [2021-11-23 02:23:24,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 02:23:24,555 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:24,555 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, 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 02:23:24,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:24,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:24,777 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:24,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:24,777 INFO L85 PathProgramCache]: Analyzing trace with hash 641923186, now seen corresponding path program 1 times [2021-11-23 02:23:24,777 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:24,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895539277] [2021-11-23 02:23:24,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:24,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:24,807 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:23:24,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [758824135] [2021-11-23 02:23:24,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:24,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:24,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:24,809 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:24,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2922156b-f315-4ffc-b7a5-2f6a93f02c3e/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:23:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:25,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:23:25,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:25,251 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 02:23:25,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:25,413 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 02:23:25,413 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:25,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895539277] [2021-11-23 02:23:25,414 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:23:25,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758824135] [2021-11-23 02:23:25,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [758824135] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:25,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1630384254] [2021-11-23 02:23:25,418 INFO L159 IcfgInterpreter]: Started Sifa with 71 locations of interest [2021-11-23 02:23:25,418 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:23:25,419 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:23:25,419 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:23:25,420 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:23:25,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,514 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 02:23:25,514 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 02:23:25,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,527 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 02:23:25,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,578 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 02:23:25,578 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 02:23:25,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,626 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:23:25,627 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 02:23:25,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:23:25,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-23 02:23:25,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 02:23:25,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 02:23:25,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-23 02:23:25,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 02:23:25,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,967 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 02:23:25,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:25,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,000 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 02:23:26,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,039 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 02:23:26,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 02:23:26,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-23 02:23:26,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,153 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 70 treesize of output 69 [2021-11-23 02:23:26,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,178 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 02:23:26,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,242 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 02:23:26,242 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 127 treesize of output 138 [2021-11-23 02:23:26,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,321 INFO L354 Elim1Store]: treesize reduction 200, result has 11.5 percent of original size [2021-11-23 02:23:26,322 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 126 treesize of output 132 [2021-11-23 02:23:26,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,355 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 02:23:26,434 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 02:23:26,438 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 02:23:26,443 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 02:23:26,492 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:23:26,492 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 02:23:26,522 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 02:23:26,522 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 02:23:26,546 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:23:26,547 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 02:23:26,587 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 02:23:26,592 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 02:23:26,597 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 02:23:26,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-23 02:23:26,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,702 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 78 treesize of output 30 [2021-11-23 02:23:26,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,725 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 46 treesize of output 16 [2021-11-23 02:23:26,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,858 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 78 treesize of output 30 [2021-11-23 02:23:26,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-23 02:23:26,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:26,910 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 46 treesize of output 16 [2021-11-23 02:23:33,328 WARN L227 SmtUtils]: Spent 6.31s 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 02:23:33,329 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 02:23:33,329 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 2851 treesize of output 2328 [2021-11-23 02:23:33,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:42,877 WARN L227 SmtUtils]: Spent 9.51s 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 02:23:42,878 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 02:23:42,878 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 2952 treesize of output 2670 [2021-11-23 02:23:52,910 WARN L227 SmtUtils]: Spent 9.93s 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 02:23:52,911 INFO L354 Elim1Store]: treesize reduction 2662, result has 30.3 percent of original size [2021-11-23 02:23:52,912 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 2856 treesize of output 2686 [2021-11-23 02:23:53,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:53,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:54,023 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 02:23:54,024 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 25954 treesize of output 25968 [2021-11-23 02:23:54,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:54,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:54,798 INFO L354 Elim1Store]: treesize reduction 172, result has 15.3 percent of original size [2021-11-23 02:23:54,799 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 25953 treesize of output 25968 [2021-11-23 02:23:55,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:55,563 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-23 02:23:55,563 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 02:23:55,639 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:55,692 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:55,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:56,109 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:23:56,109 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 02:23:56,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:56,411 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-23 02:23:56,412 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 36 treesize of output 20 [2021-11-23 02:23:56,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:56,498 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2021-11-23 02:23:56,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:56,625 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 02:23:56,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:56,841 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 02:23:57,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:57,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:57,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:57,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:57,767 INFO L354 Elim1Store]: treesize reduction 18, result has 66.0 percent of original size [2021-11-23 02:23:57,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 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 02:23:57,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:57,961 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-11-23 02:23:58,088 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:58,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:59,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:59,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:59,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3071 treesize of output 2701 [2021-11-23 02:23:59,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:23:59,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:59,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:59,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3171 treesize of output 2795 [2021-11-23 02:23:59,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:59,395 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:59,448 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:59,490 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:59,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:59,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:23:59,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:23:59,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:59,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:59,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:59,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3059 treesize of output 2695 [2021-11-23 02:24:00,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:00,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:00,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:00,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:00,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:00,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:00,500 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:24:00,500 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 3148 treesize of output 2704 [2021-11-23 02:24:00,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:00,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:00,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:00,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:00,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:00,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:00,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:00,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:00,894 INFO L244 Elim1Store]: Index analysis took 211 ms [2021-11-23 02:24:00,906 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:24:00,906 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 3248 treesize of output 2798 [2021-11-23 02:24:01,030 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:01,075 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:01,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:01,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:01,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:01,255 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:01,339 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:01,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:01,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:01,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:01,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:01,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:01,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:01,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:01,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:01,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:01,843 INFO L244 Elim1Store]: Index analysis took 146 ms [2021-11-23 02:24:01,862 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:24:01,862 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 3136 treesize of output 2698 [2021-11-23 02:24:02,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:02,865 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-11-23 02:24:05,091 INFO L354 Elim1Store]: treesize reduction 389, result has 79.0 percent of original size [2021-11-23 02:24:05,092 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 3157 treesize of output 4160 [2021-11-23 02:24:05,679 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:05,754 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:05,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:05,852 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:05,892 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:05,941 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,253 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,293 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,324 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,355 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,404 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:06,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,775 INFO L244 Elim1Store]: Index analysis took 198 ms [2021-11-23 02:24:08,767 INFO L354 Elim1Store]: treesize reduction 413, result has 77.9 percent of original size [2021-11-23 02:24:08,768 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 3269 treesize of output 4260 [2021-11-23 02:24:11,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:11,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:11,127 INFO L244 Elim1Store]: Index analysis took 147 ms [2021-11-23 02:24:11,390 INFO L354 Elim1Store]: treesize reduction 1822, result has 0.1 percent of original size [2021-11-23 02:24:11,391 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 3169 treesize of output 1 [2021-11-23 02:24:13,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:13,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:13,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:13,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:13,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:13,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:13,193 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:24:13,194 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 3092 treesize of output 2704 [2021-11-23 02:24:13,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,489 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,529 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,618 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,662 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,706 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,780 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,931 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:13,972 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:14,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:14,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:14,128 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:14,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:14,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:14,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:14,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:14,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:14,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:14,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:14,387 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:24:14,387 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 3192 treesize of output 2798 [2021-11-23 02:24:14,469 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:14,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:14,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:14,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:14,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:14,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:14,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:14,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:14,897 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:24:14,898 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 3080 treesize of output 2698 [2021-11-23 02:24:16,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:16,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:16,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:16,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:16,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3071 treesize of output 2701 [2021-11-23 02:24:16,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:16,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:16,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:16,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:16,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:16,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3171 treesize of output 2795 [2021-11-23 02:24:16,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:16,980 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:17,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:17,081 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:17,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:17,290 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:17,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:17,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:17,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:17,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:17,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3059 treesize of output 2695 [2021-11-23 02:24:17,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:17,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:17,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:18,415 INFO L354 Elim1Store]: treesize reduction 430, result has 63.0 percent of original size [2021-11-23 02:24:18,415 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 3 case distinctions, treesize of input 3148 treesize of output 3434 [2021-11-23 02:24:18,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:18,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:18,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:18,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:18,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:18,859 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-11-23 02:24:19,463 INFO L354 Elim1Store]: treesize reduction 430, result has 63.2 percent of original size [2021-11-23 02:24:19,464 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 3 case distinctions, treesize of input 3248 treesize of output 3534 [2021-11-23 02:24:19,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:19,682 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:19,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:19,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:19,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:19,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:20,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:20,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:20,146 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:20,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:20,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:20,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:20,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:20,700 INFO L354 Elim1Store]: treesize reduction 1154, result has 0.1 percent of original size [2021-11-23 02:24:20,701 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 3 case distinctions, treesize of input 3136 treesize of output 2698 [2021-11-23 02:24:23,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:23,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:23,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:23,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:23,576 INFO L244 Elim1Store]: Index analysis took 250 ms [2021-11-23 02:24:29,791 WARN L227 SmtUtils]: Spent 5.91s on a formula simplification. DAG size of input: 152 DAG size of output: 126 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 02:24:29,792 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-23 02:24:29,792 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 167609 treesize of output 167895