./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.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_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/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_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/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_23fd39fa-a078-416f-88cd-653161f7ba9d/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 be1dcf4f68625d62d28b81607385317c3749a3b9c4401099e862ce9a8a6e6751 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:58:14,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:58:14,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:58:14,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:58:14,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:58:14,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:58:14,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:58:14,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:58:14,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:58:14,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:58:14,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:58:14,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:58:14,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:58:14,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:58:14,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:58:14,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:58:14,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:58:14,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:58:14,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:58:14,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:58:14,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:58:14,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:58:14,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:58:14,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:58:14,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:58:14,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:58:14,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:58:14,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:58:14,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:58:14,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:58:14,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:58:14,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:58:14,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:58:14,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:58:14,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:58:14,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:58:14,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:58:14,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:58:14,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:58:14,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:58:14,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:58:14,708 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:58:14,753 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:58:14,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:58:14,758 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:58:14,758 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:58:14,766 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:58:14,766 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:58:14,766 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:58:14,766 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:58:14,767 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:58:14,767 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:58:14,768 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:58:14,769 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:58:14,769 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:58:14,769 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:58:14,769 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:58:14,770 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:58:14,770 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:58:14,770 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:58:14,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:58:14,771 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:58:14,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:58:14,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:58:14,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:58:14,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:58:14,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:58:14,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:58:14,773 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:58:14,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:58:14,774 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:58:14,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:58:14,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:58:14,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:58:14,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:58:14,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:58:14,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:58:14,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:58:14,776 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:58:14,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:58:14,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:58:14,777 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:58:14,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:58:14,777 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_23fd39fa-a078-416f-88cd-653161f7ba9d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1dcf4f68625d62d28b81607385317c3749a3b9c4401099e862ce9a8a6e6751 [2021-11-23 02:58:15,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:58:15,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:58:15,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:58:15,151 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:58:15,151 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:58:15,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i [2021-11-23 02:58:15,254 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/data/81e48ffd0/e2847e834f764e3c92bbe7cda51f6380/FLAG2d57f1359 [2021-11-23 02:58:15,854 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:58:15,855 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i [2021-11-23 02:58:15,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/data/81e48ffd0/e2847e834f764e3c92bbe7cda51f6380/FLAG2d57f1359 [2021-11-23 02:58:16,105 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/data/81e48ffd0/e2847e834f764e3c92bbe7cda51f6380 [2021-11-23 02:58:16,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:58:16,109 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:58:16,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:58:16,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:58:16,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:58:16,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:58:16" (1/1) ... [2021-11-23 02:58:16,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f58918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:16, skipping insertion in model container [2021-11-23 02:58:16,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:58:16" (1/1) ... [2021-11-23 02:58:16,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:58:16,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:58:16,789 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_23fd39fa-a078-416f-88cd-653161f7ba9d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i[33021,33034] [2021-11-23 02:58:17,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:58:17,036 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:58:17,092 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_23fd39fa-a078-416f-88cd-653161f7ba9d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i[33021,33034] [2021-11-23 02:58:17,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:58:17,228 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:58:17,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17 WrapperNode [2021-11-23 02:58:17,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:58:17,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:58:17,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:58:17,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:58:17,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (1/1) ... [2021-11-23 02:58:17,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (1/1) ... [2021-11-23 02:58:17,370 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1153 [2021-11-23 02:58:17,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:58:17,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:58:17,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:58:17,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:58:17,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (1/1) ... [2021-11-23 02:58:17,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (1/1) ... [2021-11-23 02:58:17,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (1/1) ... [2021-11-23 02:58:17,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (1/1) ... [2021-11-23 02:58:17,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (1/1) ... [2021-11-23 02:58:17,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (1/1) ... [2021-11-23 02:58:17,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (1/1) ... [2021-11-23 02:58:17,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:58:17,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:58:17,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:58:17,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:58:17,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (1/1) ... [2021-11-23 02:58:17,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:58:17,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:58:17,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:58:17,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:58:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:58:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 02:58:17,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 02:58:17,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:58:17,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:58:17,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:58:17,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:58:17,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:58:17,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:58:17,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:58:17,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:58:17,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:58:17,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:58:17,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:58:17,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:58:17,823 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:58:17,825 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:58:19,239 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:58:19,759 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:58:19,760 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-23 02:58:19,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:58:19 BoogieIcfgContainer [2021-11-23 02:58:19,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:58:19,766 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:58:19,766 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:58:19,770 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:58:19,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:58:16" (1/3) ... [2021-11-23 02:58:19,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@662c7999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:58:19, skipping insertion in model container [2021-11-23 02:58:19,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:17" (2/3) ... [2021-11-23 02:58:19,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@662c7999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:58:19, skipping insertion in model container [2021-11-23 02:58:19,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:58:19" (3/3) ... [2021-11-23 02:58:19,775 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test4-1.i [2021-11-23 02:58:19,786 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:58:19,787 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:58:19,870 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:58:19,888 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 02:58:19,889 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:58:19,925 INFO L276 IsEmpty]: Start isEmpty. Operand has 127 states, 107 states have (on average 1.794392523364486) internal successors, (192), 118 states have internal predecessors, (192), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-23 02:58:19,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 02:58:19,931 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:58:19,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:58:19,932 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:58:19,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:58:19,937 INFO L85 PathProgramCache]: Analyzing trace with hash 932638747, now seen corresponding path program 1 times [2021-11-23 02:58:19,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:58:19,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695687879] [2021-11-23 02:58:19,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:58:19,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:58:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:58:20,144 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 02:58:20,145 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:58:20,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695687879] [2021-11-23 02:58:20,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695687879] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:58:20,146 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:58:20,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:58:20,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118356106] [2021-11-23 02:58:20,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:58:20,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:58:20,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:58:20,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:58:20,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:58:20,209 INFO L87 Difference]: Start difference. First operand has 127 states, 107 states have (on average 1.794392523364486) internal successors, (192), 118 states have internal predecessors, (192), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:58:22,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:58:22,894 INFO L93 Difference]: Finished difference Result 347 states and 628 transitions. [2021-11-23 02:58:22,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:58:22,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-23 02:58:22,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:58:22,921 INFO L225 Difference]: With dead ends: 347 [2021-11-23 02:58:22,921 INFO L226 Difference]: Without dead ends: 220 [2021-11-23 02:58:22,926 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 02:58:22,930 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 97 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:58:22,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 305 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-23 02:58:22,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-11-23 02:58:22,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 127. [2021-11-23 02:58:22,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 108 states have (on average 1.212962962962963) internal successors, (131), 118 states have internal predecessors, (131), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-23 02:58:22,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 163 transitions. [2021-11-23 02:58:23,000 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 163 transitions. Word has length 8 [2021-11-23 02:58:23,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:58:23,001 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 163 transitions. [2021-11-23 02:58:23,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:58:23,002 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 163 transitions. [2021-11-23 02:58:23,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 02:58:23,007 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:58:23,007 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] [2021-11-23 02:58:23,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:58:23,008 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:58:23,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:58:23,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1435055736, now seen corresponding path program 1 times [2021-11-23 02:58:23,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:58:23,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756698282] [2021-11-23 02:58:23,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:58:23,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:58:23,042 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:58:23,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [470352573] [2021-11-23 02:58:23,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:58:23,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:58:23,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:58:23,047 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:58:23,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:58:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:58:23,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:58:23,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:58:23,569 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 02:58:23,569 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:58:23,788 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 02:58:23,788 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:58:23,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756698282] [2021-11-23 02:58:23,789 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:58:23,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470352573] [2021-11-23 02:58:23,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470352573] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:58:23,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [426771941] [2021-11-23 02:58:23,818 INFO L159 IcfgInterpreter]: Started Sifa with 52 locations of interest [2021-11-23 02:58:23,818 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:58:23,824 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:58:23,831 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:58:23,832 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:58:24,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,118 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 02:58:24,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:58:24,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,154 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 02:58:24,155 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 02:58:24,212 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:58:24,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-23 02:58:24,234 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 02:58:24,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,256 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 02:58:24,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,638 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 02:58:24,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,667 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 02:58:24,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,698 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 02:58:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,747 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 02:58:24,819 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 02:58:24,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2021-11-23 02:58:24,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,839 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 02:58:24,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,858 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 02:58:24,911 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:58:24,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-23 02:58:24,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:24,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:58:24,937 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 02:58:25,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,395 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 02:58:25,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,433 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 02:58:25,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,460 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 02:58:25,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:25,487 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 02:58:25,500 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:58:26,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [426771941] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:58:26,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:58:26,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2021-11-23 02:58:26,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238010899] [2021-11-23 02:58:26,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:58:26,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 02:58:26,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:58:26,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 02:58:26,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-23 02:58:26,744 INFO L87 Difference]: Start difference. First operand 127 states and 163 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:58:30,892 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:58:31,957 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:58:33,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:58:33,569 INFO L93 Difference]: Finished difference Result 265 states and 340 transitions. [2021-11-23 02:58:33,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 02:58:33,570 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-11-23 02:58:33,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:58:33,573 INFO L225 Difference]: With dead ends: 265 [2021-11-23 02:58:33,573 INFO L226 Difference]: Without dead ends: 140 [2021-11-23 02:58:33,575 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 142 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-23 02:58:33,578 INFO L933 BasicCegarLoop]: 141 mSDtfsCounter, 9 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2021-11-23 02:58:33,580 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 375 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 142 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2021-11-23 02:58:33,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-11-23 02:58:33,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 137. [2021-11-23 02:58:33,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 118 states have (on average 1.194915254237288) internal successors, (141), 128 states have internal predecessors, (141), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-23 02:58:33,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 173 transitions. [2021-11-23 02:58:33,633 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 173 transitions. Word has length 52 [2021-11-23 02:58:33,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:58:33,634 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 173 transitions. [2021-11-23 02:58:33,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:58:33,636 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 173 transitions. [2021-11-23 02:58:33,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 02:58:33,640 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:58:33,640 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] [2021-11-23 02:58:33,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 02:58:33,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:58:33,859 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:58:33,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:58:33,859 INFO L85 PathProgramCache]: Analyzing trace with hash 886940783, now seen corresponding path program 1 times [2021-11-23 02:58:33,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:58:33,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094250990] [2021-11-23 02:58:33,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:58:33,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:58:33,877 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:58:33,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1060139573] [2021-11-23 02:58:33,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:58:33,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:58:33,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:58:33,880 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:58:33,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:58:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:58:34,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:58:34,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:58:34,378 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 02:58:34,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:58:34,587 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 02:58:34,588 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:58:34,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094250990] [2021-11-23 02:58:34,588 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:58:34,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1060139573] [2021-11-23 02:58:34,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1060139573] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:58:34,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1037695376] [2021-11-23 02:58:34,595 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2021-11-23 02:58:34,595 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:58:34,596 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:58:34,596 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:58:34,596 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:58:34,832 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:58:34,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-23 02:58:34,851 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 02:58:34,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:34,874 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 02:58:34,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:34,893 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 02:58:34,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:34,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:58:34,908 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 02:58:35,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,184 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 02:58:35,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,206 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 02:58:35,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,237 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 02:58:35,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,263 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 02:58:35,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,335 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 02:58:35,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,362 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 02:58:35,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,385 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 02:58:35,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,436 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 100 treesize of output 105 [2021-11-23 02:58:35,531 INFO L354 Elim1Store]: treesize reduction 130, result has 28.2 percent of original size [2021-11-23 02:58:35,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 117 treesize of output 150 [2021-11-23 02:58:35,593 INFO L354 Elim1Store]: treesize reduction 78, result has 17.0 percent of original size [2021-11-23 02:58:35,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 135 treesize of output 143 [2021-11-23 02:58:35,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,638 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 02:58:35,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,702 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 02:58:35,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,951 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 02:58:35,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,973 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 02:58:35,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:58:35,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:35,999 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 02:58:36,002 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 02:58:36,044 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 02:58:36,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2021-11-23 02:58:36,097 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:58:36,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-23 02:58:36,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,416 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 02:58:36,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,464 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 02:58:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,493 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 02:58:36,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,517 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 02:58:36,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,560 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 02:58:36,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,575 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 02:58:36,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,604 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 89 treesize of output 88 [2021-11-23 02:58:36,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,640 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 02:58:36,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,701 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 100 treesize of output 105 [2021-11-23 02:58:36,800 INFO L354 Elim1Store]: treesize reduction 130, result has 28.2 percent of original size [2021-11-23 02:58:36,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 117 treesize of output 150 [2021-11-23 02:58:36,856 INFO L354 Elim1Store]: treesize reduction 78, result has 17.0 percent of original size [2021-11-23 02:58:36,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 135 treesize of output 143 [2021-11-23 02:58:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,900 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 02:58:36,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:36,938 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 02:58:37,211 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 107 for LOIs [2021-11-23 02:58:37,329 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:58:39,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1037695376] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:58:39,633 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:58:39,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2021-11-23 02:58:39,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192362136] [2021-11-23 02:58:39,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:58:39,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-23 02:58:39,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:58:39,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-23 02:58:39,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-23 02:58:39,637 INFO L87 Difference]: Start difference. First operand 137 states and 173 transitions. Second operand has 13 states, 12 states have (on average 4.833333333333333) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:58:42,583 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:58:42,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:58:42,874 INFO L93 Difference]: Finished difference Result 267 states and 342 transitions. [2021-11-23 02:58:42,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-23 02:58:42,875 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 4.833333333333333) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 65 [2021-11-23 02:58:42,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:58:42,877 INFO L225 Difference]: With dead ends: 267 [2021-11-23 02:58:42,877 INFO L226 Difference]: Without dead ends: 142 [2021-11-23 02:58:42,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 174 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-23 02:58:42,880 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 12 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 75 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:58:42,880 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 359 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 97 Invalid, 0 Unknown, 75 Unchecked, 3.2s Time] [2021-11-23 02:58:42,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-11-23 02:58:42,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2021-11-23 02:58:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 122 states have (on average 1.1885245901639345) internal successors, (145), 132 states have internal predecessors, (145), 17 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (17), 7 states have call predecessors, (17), 17 states have call successors, (17) [2021-11-23 02:58:42,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 179 transitions. [2021-11-23 02:58:42,900 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 179 transitions. Word has length 65 [2021-11-23 02:58:42,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:58:42,901 INFO L470 AbstractCegarLoop]: Abstraction has 142 states and 179 transitions. [2021-11-23 02:58:42,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 4.833333333333333) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:58:42,901 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 179 transitions. [2021-11-23 02:58:42,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 02:58:42,904 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:58:42,904 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] [2021-11-23 02:58:42,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:58:43,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-23 02:58:43,130 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:58:43,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:58:43,130 INFO L85 PathProgramCache]: Analyzing trace with hash -666566505, now seen corresponding path program 1 times [2021-11-23 02:58:43,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:58:43,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158012985] [2021-11-23 02:58:43,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:58:43,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:58:43,160 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:58:43,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2012177336] [2021-11-23 02:58:43,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:58:43,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:58:43,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:58:43,163 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:58:43,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fd39fa-a078-416f-88cd-653161f7ba9d/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:58:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:58:43,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:58:43,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:58:43,585 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 02:58:43,585 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:58:43,751 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 02:58:43,752 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:58:43,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158012985] [2021-11-23 02:58:43,752 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:58:43,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2012177336] [2021-11-23 02:58:43,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2012177336] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:58:43,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1332525544] [2021-11-23 02:58:43,756 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2021-11-23 02:58:43,756 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:58:43,757 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:58:43,757 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:58:43,757 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:58:43,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:43,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:58:43,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:43,874 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 02:58:43,874 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 02:58:43,910 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 02:58:43,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2021-11-23 02:58:43,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:43,930 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 02:58:43,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:43,945 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 02:58:43,988 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:58:43,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-23 02:58:44,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,260 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 02:58:44,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,282 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 02:58:44,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,310 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 02:58:44,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,332 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 02:58:44,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,388 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 02:58:44,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,407 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 02:58:44,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,456 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 02:58:44,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,511 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 100 treesize of output 105 [2021-11-23 02:58:44,585 INFO L354 Elim1Store]: treesize reduction 130, result has 28.2 percent of original size [2021-11-23 02:58:44,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 117 treesize of output 150 [2021-11-23 02:58:44,625 INFO L354 Elim1Store]: treesize reduction 78, result has 17.0 percent of original size [2021-11-23 02:58:44,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 135 treesize of output 143 [2021-11-23 02:58:44,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,653 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 02:58:44,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,685 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 02:58:44,767 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 02:58:44,772 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 02:58:44,777 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 02:58:44,821 INFO L354 Elim1Store]: treesize reduction 34, result has 22.7 percent of original size [2021-11-23 02:58:44,822 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 98 treesize of output 97 [2021-11-23 02:58:44,853 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 02:58:44,853 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 94 treesize of output 93 [2021-11-23 02:58:44,876 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 02:58:44,876 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 90 treesize of output 89 [2021-11-23 02:58:44,896 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 02:58:44,902 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 02:58:44,909 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 02:58:44,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:44,979 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 02:58:45,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-23 02:58:45,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 02:58:45,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,193 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 02:58:45,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-23 02:58:45,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:58:45,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 02:58:55,092 WARN L227 SmtUtils]: Spent 9.75s 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 02:58:55,092 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 02:58:55,093 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 2853 treesize of output 2330 [2021-11-23 02:58:55,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:05,781 WARN L227 SmtUtils]: Spent 10.64s 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 02:59:05,782 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 02:59:05,782 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 2954 treesize of output 2672 [2021-11-23 02:59:19,474 WARN L227 SmtUtils]: Spent 13.53s 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 02:59:19,475 INFO L354 Elim1Store]: treesize reduction 2662, result has 30.3 percent of original size [2021-11-23 02:59:19,476 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 2858 treesize of output 2688 [2021-11-23 02:59:20,728 INFO L354 Elim1Store]: treesize reduction 80, result has 20.8 percent of original size [2021-11-23 02:59:20,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 25956 treesize of output 25967 [2021-11-23 02:59:21,759 INFO L354 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2021-11-23 02:59:21,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 25955 treesize of output 25967 [2021-11-23 02:59:22,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:22,574 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-23 02:59:22,574 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 36 treesize of output 20 [2021-11-23 02:59:22,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:23,160 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:59:23,161 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 02:59:23,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:23,522 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-23 02:59:23,522 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 02:59:23,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:23,616 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 02:59:23,643 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:23,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:23,752 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 02:59:23,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:23,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 02:59:24,006 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:24,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:24,129 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 02:59:24,327 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:24,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:24,743 INFO L354 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2021-11-23 02:59:24,743 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 38 treesize of output 32 [2021-11-23 02:59:24,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:25,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:25,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:25,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:25,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 59 [2021-11-23 02:59:26,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:26,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:26,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:26,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:26,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:26,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:26,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:26,253 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-11-23 02:59:26,390 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:59:26,391 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 3016 [2021-11-23 02:59:26,445 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:26,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:26,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:26,599 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:26,663 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:26,695 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:26,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:26,784 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:26,817 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:26,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:26,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:26,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:27,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:27,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:27,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:27,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:27,180 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:59:27,181 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 2922 [2021-11-23 02:59:27,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:27,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:27,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:27,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:27,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:27,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:27,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:27,439 INFO L244 Elim1Store]: Index analysis took 131 ms [2021-11-23 02:59:27,490 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:59:27,491 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 1 [2021-11-23 02:59:27,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:28,075 INFO L244 Elim1Store]: Index analysis took 205 ms [2021-11-23 02:59:30,489 INFO L354 Elim1Store]: treesize reduction 387, result has 79.3 percent of original size [2021-11-23 02:59:30,490 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 4286 [2021-11-23 02:59:32,786 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:32,817 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:32,847 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:32,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:32,924 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:32,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:33,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:33,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:33,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:33,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:33,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:33,233 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:33,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:33,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:33,370 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:33,465 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:34,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:34,825 INFO L244 Elim1Store]: Index analysis took 138 ms [2021-11-23 02:59:36,926 INFO L354 Elim1Store]: treesize reduction 405, result has 78.0 percent of original size [2021-11-23 02:59:36,927 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 3169 treesize of output 4142 [2021-11-23 02:59:38,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:38,804 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-11-23 02:59:39,676 INFO L354 Elim1Store]: treesize reduction 1588, result has 14.1 percent of original size [2021-11-23 02:59:39,677 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 2961 [2021-11-23 02:59:41,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:41,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:41,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:41,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:41,598 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-23 02:59:42,481 INFO L354 Elim1Store]: treesize reduction 3, result has 99.7 percent of original size [2021-11-23 02:59:42,482 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 3961 [2021-11-23 02:59:42,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:42,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:42,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:42,694 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:42,775 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:42,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:42,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:42,929 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:42,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:43,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:43,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:43,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:43,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:44,403 INFO L354 Elim1Store]: treesize reduction 3, result has 99.7 percent of original size [2021-11-23 02:59:44,403 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 3861 [2021-11-23 02:59:44,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:44,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:44,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:44,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:44,796 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-11-23 02:59:44,960 INFO L354 Elim1Store]: treesize reduction 1154, result has 0.1 percent of original size [2021-11-23 02:59:44,960 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 1 [2021-11-23 02:59:47,310 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:47,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:47,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:47,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:47,362 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 02:59:47,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:47,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:47,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:47,717 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:47,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:47,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:47,868 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:47,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:47,966 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:48,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:48,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:48,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:48,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:48,146 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 02:59:48,233 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:48,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:48,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:48,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:48,443 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 02:59:48,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:48,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:48,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:48,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:48,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,012 INFO L244 Elim1Store]: Index analysis took 135 ms [2021-11-23 02:59:49,044 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:59:49,044 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 02:59:49,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:49,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,380 INFO L244 Elim1Store]: Index analysis took 106 ms [2021-11-23 02:59:49,399 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:59:49,400 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 02:59:49,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:49,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:49,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:49,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:49,725 INFO L244 Elim1Store]: Index analysis took 124 ms [2021-11-23 02:59:49,745 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:59:49,746 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 02:59:49,839 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:49,875 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:49,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:49,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,072 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,157 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,363 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,481 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,520 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:50,561 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:51,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:51,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:51,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:51,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:51,298 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 02:59:51,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:51,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:51,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:51,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:51,722 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:51,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:51,861 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:51,898 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:51,961 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:52,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:52,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:52,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:52,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:52,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:52,100 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 02:59:52,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:59:52,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:59:52,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:52,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:52,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:52,317 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 02:59:55,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:56,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:56,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:56,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:59:56,176 INFO L244 Elim1Store]: Index analysis took 268 ms [2021-11-23 03:00:00,951 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-23 03:00:00,952 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 217273 treesize of output 216807 [2021-11-23 03:10:58,120 WARN L227 SmtUtils]: Spent 5.71s on a formula simplification that was a NOOP. DAG size: 3174 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)