./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/pr4.c --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_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/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_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-tiling/pr4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/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_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/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 14a75e050103eb09182e049a798a738dec478e3acaa4fb01ae8649b715b8362f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:31:16,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:31:16,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:31:16,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:31:16,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:31:16,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:31:16,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:31:16,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:31:16,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:31:16,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:31:16,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:31:16,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:31:16,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:31:16,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:31:16,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:31:16,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:31:16,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:31:16,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:31:16,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:31:16,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:31:16,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:31:16,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:31:16,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:31:16,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:31:16,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:31:16,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:31:16,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:31:16,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:31:16,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:31:16,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:31:16,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:31:16,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:31:16,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:31:16,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:31:16,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:31:16,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:31:16,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:31:16,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:31:16,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:31:16,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:31:16,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:31:16,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:31:16,968 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:31:16,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:31:16,968 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:31:16,968 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:31:16,969 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:31:16,969 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:31:16,969 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:31:16,969 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:31:16,970 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:31:16,970 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:31:16,970 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:31:16,970 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:31:16,970 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:31:16,971 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:31:16,971 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:31:16,971 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:31:16,971 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:31:16,971 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:31:16,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:31:16,972 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:31:16,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:31:16,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:31:16,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:31:16,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:31:16,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:31:16,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:31:16,974 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:31:16,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:31:16,974 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:31:16,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:31:16,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:31:16,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:31:16,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:31:16,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:31:16,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:31:16,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:31:16,976 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:31:16,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:31:16,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:31:16,976 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:31:16,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:31:16,976 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_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14a75e050103eb09182e049a798a738dec478e3acaa4fb01ae8649b715b8362f [2021-11-23 02:31:17,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:31:17,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:31:17,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:31:17,297 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:31:17,297 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:31:17,299 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/array-tiling/pr4.c [2021-11-23 02:31:17,369 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/data/ba416f43c/991b905d59bc43f5b99a49be3096e982/FLAG6b5ca45a9 [2021-11-23 02:31:17,805 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:31:17,806 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/sv-benchmarks/c/array-tiling/pr4.c [2021-11-23 02:31:17,812 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/data/ba416f43c/991b905d59bc43f5b99a49be3096e982/FLAG6b5ca45a9 [2021-11-23 02:31:18,190 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/data/ba416f43c/991b905d59bc43f5b99a49be3096e982 [2021-11-23 02:31:18,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:31:18,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:31:18,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:31:18,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:31:18,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:31:18,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@186f809d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18, skipping insertion in model container [2021-11-23 02:31:18,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:31:18,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:31:18,364 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_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/sv-benchmarks/c/array-tiling/pr4.c[394,407] [2021-11-23 02:31:18,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:31:18,434 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:31:18,456 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_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/sv-benchmarks/c/array-tiling/pr4.c[394,407] [2021-11-23 02:31:18,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:31:18,515 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:31:18,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18 WrapperNode [2021-11-23 02:31:18,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:31:18,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:31:18,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:31:18,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:31:18,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,579 INFO L137 Inliner]: procedures = 15, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 83 [2021-11-23 02:31:18,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:31:18,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:31:18,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:31:18,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:31:18,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:31:18,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:31:18,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:31:18,633 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:31:18,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (1/1) ... [2021-11-23 02:31:18,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:31:18,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:31:18,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:31:18,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:31:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:31:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:31:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:31:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:31:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:31:18,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:31:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:31:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:31:18,774 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:31:18,776 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:31:18,912 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:31:18,987 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:31:18,987 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 02:31:18,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:31:18 BoogieIcfgContainer [2021-11-23 02:31:18,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:31:18,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:31:18,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:31:18,994 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:31:18,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:31:18" (1/3) ... [2021-11-23 02:31:18,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13037f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:31:18, skipping insertion in model container [2021-11-23 02:31:18,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:18" (2/3) ... [2021-11-23 02:31:18,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13037f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:31:18, skipping insertion in model container [2021-11-23 02:31:18,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:31:18" (3/3) ... [2021-11-23 02:31:18,998 INFO L111 eAbstractionObserver]: Analyzing ICFG pr4.c [2021-11-23 02:31:19,003 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:31:19,003 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:31:19,048 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:31:19,055 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 02:31:19,056 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:31:19,069 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 02:31:19,074 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:31:19,074 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:31:19,075 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:31:19,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:31:19,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1378287186, now seen corresponding path program 1 times [2021-11-23 02:31:19,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:31:19,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155575568] [2021-11-23 02:31:19,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:19,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:31:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:19,546 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 02:31:19,547 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:31:19,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155575568] [2021-11-23 02:31:19,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155575568] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:31:19,548 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:31:19,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 02:31:19,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893229515] [2021-11-23 02:31:19,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:31:19,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:31:19,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:31:19,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:31:19,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:31:19,608 INFO L87 Difference]: Start difference. First operand has 12 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:19,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:31:19,680 INFO L93 Difference]: Finished difference Result 24 states and 29 transitions. [2021-11-23 02:31:19,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:31:19,683 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-23 02:31:19,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:31:19,690 INFO L225 Difference]: With dead ends: 24 [2021-11-23 02:31:19,691 INFO L226 Difference]: Without dead ends: 10 [2021-11-23 02:31:19,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:31:19,709 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 12 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:31:19,710 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 12 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:31:19,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-23 02:31:19,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-23 02:31:19,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:19,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2021-11-23 02:31:19,747 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 7 [2021-11-23 02:31:19,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:31:19,758 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2021-11-23 02:31:19,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:19,759 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-23 02:31:19,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 02:31:19,759 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:31:19,759 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:31:19,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:31:19,760 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:31:19,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:31:19,761 INFO L85 PathProgramCache]: Analyzing trace with hash 231598913, now seen corresponding path program 1 times [2021-11-23 02:31:19,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:31:19,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867780154] [2021-11-23 02:31:19,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:19,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:31:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:20,107 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 02:31:20,108 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:31:20,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867780154] [2021-11-23 02:31:20,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867780154] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:31:20,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1228426043] [2021-11-23 02:31:20,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:20,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:31:20,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:31:20,111 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:31:20,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:31:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:20,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-23 02:31:20,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:31:20,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 141 [2021-11-23 02:31:20,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-23 02:31:20,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-23 02:31:20,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:20,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:20,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 63 [2021-11-23 02:31:20,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:20,903 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 21 treesize of output 11 [2021-11-23 02:31:21,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,017 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 44 treesize of output 26 [2021-11-23 02:31:21,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,207 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:21,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 130 treesize of output 163 [2021-11-23 02:31:21,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2021-11-23 02:31:21,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2021-11-23 02:31:21,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 68 [2021-11-23 02:31:21,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 35 [2021-11-23 02:31:21,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:21,769 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:21,769 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 6 case distinctions, treesize of input 141 treesize of output 105 [2021-11-23 02:31:22,598 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:22,599 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 6 case distinctions, treesize of input 211 treesize of output 135 [2021-11-23 02:31:22,756 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 02:31:22,757 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:31:22,933 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:22,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 187 treesize of output 187 [2021-11-23 02:31:23,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:31:23,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:31:23,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:23,516 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:23,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 87 [2021-11-23 02:31:23,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:23,567 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 36 treesize of output 18 [2021-11-23 02:31:23,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:23,676 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 49 treesize of output 22 [2021-11-23 02:31:23,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:23,813 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 49 treesize of output 22 [2021-11-23 02:31:24,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 231 treesize of output 205 [2021-11-23 02:31:24,222 INFO L354 Elim1Store]: treesize reduction 40, result has 11.1 percent of original size [2021-11-23 02:31:24,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 465 treesize of output 404 [2021-11-23 02:31:24,325 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 02:31:24,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1228426043] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:31:24,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1356003635] [2021-11-23 02:31:24,352 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-23 02:31:24,352 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:31:24,357 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:31:24,362 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:31:24,362 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:31:24,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:24,441 INFO L354 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2021-11-23 02:31:24,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 40 [2021-11-23 02:31:24,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:24,486 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:31:24,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:31:24,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:24,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 303 [2021-11-23 02:31:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:24,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:24,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:24,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:24,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:24,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:24,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:24,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 754 treesize of output 1309 [2021-11-23 02:31:25,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:25,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:25,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:25,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:25,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:26,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:26,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:26,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:26,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:26,704 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:26,737 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:26,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:26,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:26,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:27,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:27,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:27,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:31:27,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1097 treesize of output 1001 [2021-11-23 02:31:27,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 471 treesize of output 391 [2021-11-23 02:31:27,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 443 treesize of output 359 [2021-11-23 02:31:27,759 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:27,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 84 [2021-11-23 02:31:27,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:27,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1160 treesize of output 1016 [2021-11-23 02:31:28,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1069 treesize of output 889 [2021-11-23 02:31:28,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 904 treesize of output 1415 [2021-11-23 02:31:28,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 74 [2021-11-23 02:31:28,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 74 [2021-11-23 02:31:28,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:28,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 74 [2021-11-23 02:31:28,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 74 [2021-11-23 02:31:28,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:28,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 74 [2021-11-23 02:31:29,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 74 [2021-11-23 02:31:29,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:29,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:29,305 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:29,356 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:29,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 74 [2021-11-23 02:31:29,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 74 [2021-11-23 02:31:29,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 897 treesize of output 777 [2021-11-23 02:31:29,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 896 treesize of output 748 [2021-11-23 02:31:29,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 81 [2021-11-23 02:31:29,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 512 treesize of output 424 [2021-11-23 02:31:29,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:29,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:29,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 791 treesize of output 635 [2021-11-23 02:31:30,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:31:30,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:31:30,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:31:30,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 80 [2021-11-23 02:31:30,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,277 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 34 treesize of output 16 [2021-11-23 02:31:30,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,304 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 67 treesize of output 31 [2021-11-23 02:31:30,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 280 [2021-11-23 02:31:30,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:30,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:30,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:30,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:30,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:30,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 308 treesize of output 236 [2021-11-23 02:31:30,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:30,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 444 treesize of output 282 [2021-11-23 02:31:30,713 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:31:31,238 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '120#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~i~0#1| 0) (< |ULTIMATE.start_main_#t~mem7#1| |ULTIMATE.start_main_~MINVAL~0#1|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0#1.base|) (+ |ULTIMATE.start_main_~#volArray~0#1.offset| (* |ULTIMATE.start_main_~i~0#1| 4))) |ULTIMATE.start_main_#t~mem7#1|) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (= (ite |ULTIMATE.start_main_#t~short9#1| 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (not (= |ULTIMATE.start_main_#t~mem8#1| 0)) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0#1.base|) (+ |ULTIMATE.start_main_~#volArray~0#1.offset| (* |ULTIMATE.start_main_~i~0#1| 4))) |ULTIMATE.start_main_#t~mem8#1|) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:31:31,239 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:31:31,240 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:31:31,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 6] total 15 [2021-11-23 02:31:31,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519138285] [2021-11-23 02:31:31,242 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:31:31,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-23 02:31:31,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:31:31,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-23 02:31:31,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2021-11-23 02:31:31,247 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. Second operand has 15 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:32,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:31:32,225 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2021-11-23 02:31:32,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 02:31:32,226 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-23 02:31:32,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:31:32,226 INFO L225 Difference]: With dead ends: 23 [2021-11-23 02:31:32,227 INFO L226 Difference]: Without dead ends: 21 [2021-11-23 02:31:32,227 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=170, Invalid=642, Unknown=0, NotChecked=0, Total=812 [2021-11-23 02:31:32,229 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 30 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:31:32,229 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 12 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 02:31:32,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-23 02:31:32,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 18. [2021-11-23 02:31:32,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 17 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:32,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2021-11-23 02:31:32,235 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 8 [2021-11-23 02:31:32,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:31:32,236 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2021-11-23 02:31:32,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:32,237 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-11-23 02:31:32,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 02:31:32,237 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:31:32,238 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:31:32,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:31:32,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:31:32,441 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:31:32,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:31:32,442 INFO L85 PathProgramCache]: Analyzing trace with hash 288631268, now seen corresponding path program 1 times [2021-11-23 02:31:32,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:31:32,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885513130] [2021-11-23 02:31:32,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:32,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:31:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:32,780 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:31:32,780 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:31:32,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885513130] [2021-11-23 02:31:32,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885513130] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:31:32,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20086218] [2021-11-23 02:31:32,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:32,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:31:32,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:31:32,783 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:31:32,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:31:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:32,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-23 02:31:32,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:31:32,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-11-23 02:31:32,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 02:31:33,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 64 [2021-11-23 02:31:33,131 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:31:33,131 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:31:33,301 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:33,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 62 [2021-11-23 02:31:33,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:31:33,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:31:33,346 INFO L354 Elim1Store]: treesize reduction 10, result has 33.3 percent of original size [2021-11-23 02:31:33,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 17 [2021-11-23 02:31:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:31:33,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20086218] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:31:33,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [333794989] [2021-11-23 02:31:33,360 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:31:33,360 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:31:33,361 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:31:33,361 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:31:33,361 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:31:33,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:33,415 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:31:33,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:31:33,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:33,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-23 02:31:33,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:33,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 275 [2021-11-23 02:31:33,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:33,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:33,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:33,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:33,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:33,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:33,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:33,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 613 treesize of output 1133 [2021-11-23 02:31:34,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:34,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:34,387 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:34,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:34,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:34,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:34,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:34,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:35,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:35,189 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:35,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:35,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:35,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 403 treesize of output 325 [2021-11-23 02:31:35,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 275 [2021-11-23 02:31:35,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 104 [2021-11-23 02:31:35,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:35,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 258 [2021-11-23 02:31:35,921 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:35,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:36,016 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:36,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 893 treesize of output 759 [2021-11-23 02:31:36,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1097 treesize of output 931 [2021-11-23 02:31:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 539 treesize of output 453 [2021-11-23 02:31:36,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:36,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 97 [2021-11-23 02:31:36,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 843 treesize of output 661 [2021-11-23 02:31:36,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 9 select indices, 9 select index equivalence classes, 26 disjoint index pairs (out of 36 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 651 treesize of output 651 [2021-11-23 02:31:36,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 61 [2021-11-23 02:31:36,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 61 [2021-11-23 02:31:36,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:36,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 61 [2021-11-23 02:31:36,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 79 [2021-11-23 02:31:36,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 58 [2021-11-23 02:31:36,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:36,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 51 [2021-11-23 02:31:37,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 58 [2021-11-23 02:31:37,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:31:37,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:31:37,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:31:37,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 80 [2021-11-23 02:31:37,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,267 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 34 treesize of output 16 [2021-11-23 02:31:37,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,297 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 46 treesize of output 19 [2021-11-23 02:31:37,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,320 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 46 treesize of output 19 [2021-11-23 02:31:37,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 288 [2021-11-23 02:31:37,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:37,449 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:37,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:37,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:37,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:37,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 37 [2021-11-23 02:31:37,573 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:37,595 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:37,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 37 [2021-11-23 02:31:37,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 37 [2021-11-23 02:31:37,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:37,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 37 [2021-11-23 02:31:37,704 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:37,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:38,089 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:31:38,617 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '314#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:31:38,617 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:31:38,617 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:31:38,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 21 [2021-11-23 02:31:38,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520518832] [2021-11-23 02:31:38,618 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:31:38,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-23 02:31:38,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:31:38,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-23 02:31:38,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=658, Unknown=0, NotChecked=0, Total=756 [2021-11-23 02:31:38,620 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand has 21 states, 21 states have (on average 2.0476190476190474) internal successors, (43), 21 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:39,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:31:39,895 INFO L93 Difference]: Finished difference Result 40 states and 46 transitions. [2021-11-23 02:31:39,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-23 02:31:39,896 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 2.0476190476190474) internal successors, (43), 21 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-23 02:31:39,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:31:39,898 INFO L225 Difference]: With dead ends: 40 [2021-11-23 02:31:39,898 INFO L226 Difference]: Without dead ends: 38 [2021-11-23 02:31:39,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 31 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=361, Invalid=2089, Unknown=0, NotChecked=0, Total=2450 [2021-11-23 02:31:39,900 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 36 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:31:39,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 43 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-23 02:31:39,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-11-23 02:31:39,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 21. [2021-11-23 02:31:39,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.1) internal successors, (22), 20 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:39,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2021-11-23 02:31:39,907 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 17 [2021-11-23 02:31:39,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:31:39,907 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2021-11-23 02:31:39,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 2.0476190476190474) internal successors, (43), 21 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:39,908 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2021-11-23 02:31:39,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 02:31:39,908 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:31:39,908 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:31:39,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-23 02:31:40,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:31:40,109 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:31:40,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:31:40,110 INFO L85 PathProgramCache]: Analyzing trace with hash 94903681, now seen corresponding path program 2 times [2021-11-23 02:31:40,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:31:40,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44686051] [2021-11-23 02:31:40,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:40,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:31:40,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:40,358 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:31:40,358 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:31:40,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44686051] [2021-11-23 02:31:40,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44686051] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:31:40,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670351888] [2021-11-23 02:31:40,359 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:31:40,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:31:40,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:31:40,360 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:31:40,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:31:40,426 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-11-23 02:31:40,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:31:40,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 02:31:40,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:31:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:31:40,724 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:31:40,881 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:31:40,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1670351888] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:31:40,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1952633988] [2021-11-23 02:31:40,883 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:31:40,883 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:31:40,883 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:31:40,883 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:31:40,884 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:31:40,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:40,931 INFO L354 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2021-11-23 02:31:40,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 40 [2021-11-23 02:31:40,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:40,968 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:31:40,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:31:41,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 275 [2021-11-23 02:31:41,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 620 treesize of output 1136 [2021-11-23 02:31:41,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:41,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:31:41,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:41,831 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:41,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 600 treesize of output 518 [2021-11-23 02:31:42,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 401 treesize of output 323 [2021-11-23 02:31:42,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:42,130 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:42,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:42,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 626 treesize of output 544 [2021-11-23 02:31:42,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 101 [2021-11-23 02:31:42,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 125 [2021-11-23 02:31:42,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 111 [2021-11-23 02:31:42,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 111 [2021-11-23 02:31:42,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 920 treesize of output 798 [2021-11-23 02:31:42,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 820 treesize of output 682 [2021-11-23 02:31:42,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 93 [2021-11-23 02:31:42,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 61 [2021-11-23 02:31:42,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 292 treesize of output 214 [2021-11-23 02:31:42,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 103 [2021-11-23 02:31:43,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 9 select indices, 9 select index equivalence classes, 26 disjoint index pairs (out of 36 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 628 treesize of output 636 [2021-11-23 02:31:43,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 49 [2021-11-23 02:31:43,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 49 [2021-11-23 02:31:43,145 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:43,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 49 [2021-11-23 02:31:43,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 58 [2021-11-23 02:31:43,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 51 [2021-11-23 02:31:43,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 51 [2021-11-23 02:31:43,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 51 [2021-11-23 02:31:43,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:31:43,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:31:43,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:31:43,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 80 [2021-11-23 02:31:43,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,672 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 34 treesize of output 16 [2021-11-23 02:31:43,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,691 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 67 treesize of output 31 [2021-11-23 02:31:43,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 227 treesize of output 281 [2021-11-23 02:31:43,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:43,815 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:43,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:43,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:43,884 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:43,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 46 [2021-11-23 02:31:43,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 34 [2021-11-23 02:31:43,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 46 [2021-11-23 02:31:43,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:43,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 34 [2021-11-23 02:31:44,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 37 [2021-11-23 02:31:44,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:44,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 34 [2021-11-23 02:31:44,378 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:31:45,151 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '589#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:31:45,151 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:31:45,151 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:31:45,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 9] total 25 [2021-11-23 02:31:45,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93877652] [2021-11-23 02:31:45,152 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:31:45,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-23 02:31:45,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:31:45,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-23 02:31:45,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=812, Unknown=0, NotChecked=0, Total=992 [2021-11-23 02:31:45,154 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand has 25 states, 25 states have (on average 2.16) internal successors, (54), 25 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:45,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:31:45,374 INFO L93 Difference]: Finished difference Result 40 states and 42 transitions. [2021-11-23 02:31:45,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 02:31:45,389 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 2.16) internal successors, (54), 25 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-23 02:31:45,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:31:45,390 INFO L225 Difference]: With dead ends: 40 [2021-11-23 02:31:45,390 INFO L226 Difference]: Without dead ends: 22 [2021-11-23 02:31:45,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=267, Invalid=1139, Unknown=0, NotChecked=0, Total=1406 [2021-11-23 02:31:45,394 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 42 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:31:45,395 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 41 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:31:45,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-23 02:31:45,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-11-23 02:31:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.0952380952380953) internal successors, (23), 21 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:45,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2021-11-23 02:31:45,410 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 23 transitions. Word has length 20 [2021-11-23 02:31:45,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:31:45,410 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 23 transitions. [2021-11-23 02:31:45,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 2.16) internal successors, (54), 25 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:31:45,410 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2021-11-23 02:31:45,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 02:31:45,411 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:31:45,412 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 2, 1, 1, 1, 1, 1, 1] [2021-11-23 02:31:45,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:31:45,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:31:45,627 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:31:45,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:31:45,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1055876402, now seen corresponding path program 3 times [2021-11-23 02:31:45,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:31:45,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222843892] [2021-11-23 02:31:45,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:45,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:31:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:45,985 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:31:45,985 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:31:45,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222843892] [2021-11-23 02:31:45,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222843892] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:31:45,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472129180] [2021-11-23 02:31:45,985 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-23 02:31:45,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:31:45,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:31:45,986 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:31:45,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 02:31:46,053 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-23 02:31:46,053 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:31:46,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-23 02:31:46,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:31:46,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 145 [2021-11-23 02:31:46,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 02:31:46,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 02:31:46,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:46,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:46,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:46,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:46,982 INFO L354 Elim1Store]: treesize reduction 724, result has 13.1 percent of original size [2021-11-23 02:31:46,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 147 treesize of output 199 [2021-11-23 02:31:47,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-11-23 02:31:47,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-11-23 02:31:47,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-11-23 02:31:47,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-11-23 02:31:47,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-11-23 02:31:47,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-11-23 02:31:47,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2021-11-23 02:31:47,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2021-11-23 02:31:47,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2021-11-23 02:31:49,622 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-11-23 02:31:49,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 295 treesize of output 145 [2021-11-23 02:31:49,744 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:31:49,744 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:31:49,938 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:49,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 191 treesize of output 191 [2021-11-23 02:31:50,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:31:50,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:31:50,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 87 [2021-11-23 02:31:50,736 INFO L354 Elim1Store]: treesize reduction 10, result has 33.3 percent of original size [2021-11-23 02:31:50,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 399 treesize of output 382 [2021-11-23 02:31:50,807 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:31:50,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [472129180] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:31:50,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [68678837] [2021-11-23 02:31:50,809 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:31:50,809 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:31:50,810 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:31:50,810 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:31:50,810 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:31:50,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,858 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:31:50,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:31:50,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-23 02:31:50,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 303 [2021-11-23 02:31:51,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 776 treesize of output 1323 [2021-11-23 02:31:51,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:31:51,544 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:51,581 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:51,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:31:51,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:31:51,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:31:51,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:31:52,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:31:52,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 883 treesize of output 787 [2021-11-23 02:31:52,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 903 treesize of output 781 [2021-11-23 02:31:52,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 344 treesize of output 256 [2021-11-23 02:31:52,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 102 [2021-11-23 02:31:52,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 102 [2021-11-23 02:31:52,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 507 treesize of output 419 [2021-11-23 02:31:52,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 507 treesize of output 415 [2021-11-23 02:31:52,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:52,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 401 treesize of output 305 [2021-11-23 02:31:52,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 102 [2021-11-23 02:31:53,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 120 [2021-11-23 02:31:53,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 110 [2021-11-23 02:31:53,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 98 [2021-11-23 02:31:53,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 515 treesize of output 401 [2021-11-23 02:31:53,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1334 treesize of output 1078 [2021-11-23 02:31:53,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 1458 [2021-11-23 02:31:53,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:31:53,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:53,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:31:53,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:31:53,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1044 treesize of output 948 [2021-11-23 02:31:54,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 242 treesize of output 129 [2021-11-23 02:31:54,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:54,203 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:54,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 242 treesize of output 129 [2021-11-23 02:31:54,384 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:54,415 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:54,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 102 [2021-11-23 02:31:54,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 921 treesize of output 812 [2021-11-23 02:31:54,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:54,666 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:54,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 883 treesize of output 790 [2021-11-23 02:31:54,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1152 treesize of output 994 [2021-11-23 02:31:54,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1040 treesize of output 882 [2021-11-23 02:31:54,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 893 treesize of output 683 [2021-11-23 02:31:55,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:31:55,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:31:55,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:31:55,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 81 [2021-11-23 02:31:55,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,122 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 34 treesize of output 16 [2021-11-23 02:31:55,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,140 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 68 treesize of output 32 [2021-11-23 02:31:55,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 229 treesize of output 283 [2021-11-23 02:31:55,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:55,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:55,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:55,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 79 [2021-11-23 02:31:55,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 103 [2021-11-23 02:31:55,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:31:55,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:55,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 79 [2021-11-23 02:31:55,702 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:31:56,460 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '837#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:31:56,461 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:31:56,461 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:31:56,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 11] total 25 [2021-11-23 02:31:56,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278305241] [2021-11-23 02:31:56,461 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:31:56,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-23 02:31:56,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:31:56,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-23 02:31:56,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=869, Unknown=0, NotChecked=0, Total=992 [2021-11-23 02:31:56,463 INFO L87 Difference]: Start difference. First operand 22 states and 23 transitions. Second operand has 25 states, 25 states have (on average 1.96) internal successors, (49), 25 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:00,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:32:00,486 INFO L93 Difference]: Finished difference Result 57 states and 67 transitions. [2021-11-23 02:32:00,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-11-23 02:32:00,487 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.96) internal successors, (49), 25 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-23 02:32:00,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:32:00,488 INFO L225 Difference]: With dead ends: 57 [2021-11-23 02:32:00,488 INFO L226 Difference]: Without dead ends: 55 [2021-11-23 02:32:00,489 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 898 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=583, Invalid=3323, Unknown=0, NotChecked=0, Total=3906 [2021-11-23 02:32:00,490 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 53 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:32:00,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [53 Valid, 64 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-23 02:32:00,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-11-23 02:32:00,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 34. [2021-11-23 02:32:00,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 33 states have (on average 1.0606060606060606) internal successors, (35), 33 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:00,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 35 transitions. [2021-11-23 02:32:00,500 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 35 transitions. Word has length 21 [2021-11-23 02:32:00,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:32:00,500 INFO L470 AbstractCegarLoop]: Abstraction has 34 states and 35 transitions. [2021-11-23 02:32:00,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.96) internal successors, (49), 25 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:00,500 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2021-11-23 02:32:00,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 02:32:00,501 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:32:00,502 INFO L514 BasicCegarLoop]: trace histogram [9, 8, 8, 2, 1, 1, 1, 1, 1, 1] [2021-11-23 02:32:00,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 02:32:00,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:32:00,705 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:32:00,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:32:00,705 INFO L85 PathProgramCache]: Analyzing trace with hash -712580722, now seen corresponding path program 4 times [2021-11-23 02:32:00,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:32:00,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805764653] [2021-11-23 02:32:00,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:32:00,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:32:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:32:01,101 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:01,102 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:32:01,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805764653] [2021-11-23 02:32:01,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805764653] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:32:01,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995846423] [2021-11-23 02:32:01,102 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-23 02:32:01,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:32:01,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:32:01,103 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:32:01,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 02:32:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:32:01,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 02:32:01,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:32:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 100 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:01,640 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:32:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 100 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:01,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995846423] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:32:01,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1514046008] [2021-11-23 02:32:01,885 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:32:01,886 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:32:01,886 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:32:01,886 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:32:01,886 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:32:01,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:01,926 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:32:01,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:32:01,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:01,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-23 02:32:01,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:01,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 275 [2021-11-23 02:32:02,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 1140 [2021-11-23 02:32:02,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:02,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:02,608 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:02,642 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:02,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:02,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:02,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:02,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:03,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:03,163 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:03,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:03,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:03,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 643 treesize of output 565 [2021-11-23 02:32:03,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:03,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:03,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 448 treesize of output 378 [2021-11-23 02:32:03,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 101 [2021-11-23 02:32:03,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:03,645 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:03,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 94 [2021-11-23 02:32:03,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 667 treesize of output 577 [2021-11-23 02:32:03,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 570 treesize of output 460 [2021-11-23 02:32:03,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 455 treesize of output 643 [2021-11-23 02:32:03,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 93 [2021-11-23 02:32:03,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 93 [2021-11-23 02:32:03,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:03,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 86 [2021-11-23 02:32:04,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 86 [2021-11-23 02:32:04,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 79 [2021-11-23 02:32:04,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:04,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 86 [2021-11-23 02:32:04,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 86 [2021-11-23 02:32:04,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 78 [2021-11-23 02:32:04,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 89 [2021-11-23 02:32:04,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 89 [2021-11-23 02:32:04,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 95 [2021-11-23 02:32:04,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 80 [2021-11-23 02:32:04,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 84 [2021-11-23 02:32:04,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 76 [2021-11-23 02:32:04,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 66 [2021-11-23 02:32:04,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:32:04,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:32:04,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:32:04,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 80 [2021-11-23 02:32:04,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,814 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 34 treesize of output 16 [2021-11-23 02:32:04,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,831 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 67 treesize of output 31 [2021-11-23 02:32:04,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 227 treesize of output 281 [2021-11-23 02:32:04,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:04,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:04,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:04,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:04,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:05,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 116 [2021-11-23 02:32:05,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:05,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 116 [2021-11-23 02:32:05,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:05,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:05,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 49 [2021-11-23 02:32:05,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 49 [2021-11-23 02:32:05,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 34 [2021-11-23 02:32:05,556 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:32:06,213 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1265#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:32:06,213 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:32:06,213 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:32:06,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 14] total 40 [2021-11-23 02:32:06,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501494109] [2021-11-23 02:32:06,214 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:32:06,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2021-11-23 02:32:06,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:32:06,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-11-23 02:32:06,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=414, Invalid=1748, Unknown=0, NotChecked=0, Total=2162 [2021-11-23 02:32:06,216 INFO L87 Difference]: Start difference. First operand 34 states and 35 transitions. Second operand has 40 states, 40 states have (on average 2.325) internal successors, (93), 40 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:06,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:32:06,566 INFO L93 Difference]: Finished difference Result 65 states and 67 transitions. [2021-11-23 02:32:06,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-23 02:32:06,568 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 2.325) internal successors, (93), 40 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-23 02:32:06,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:32:06,569 INFO L225 Difference]: With dead ends: 65 [2021-11-23 02:32:06,569 INFO L226 Difference]: Without dead ends: 35 [2021-11-23 02:32:06,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1075 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=569, Invalid=2401, Unknown=0, NotChecked=0, Total=2970 [2021-11-23 02:32:06,571 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 52 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:32:06,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 72 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:32:06,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-11-23 02:32:06,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-11-23 02:32:06,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.0588235294117647) internal successors, (36), 34 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2021-11-23 02:32:06,581 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 33 [2021-11-23 02:32:06,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:32:06,581 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2021-11-23 02:32:06,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 2.325) internal successors, (93), 40 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:06,582 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2021-11-23 02:32:06,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 02:32:06,583 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:32:06,583 INFO L514 BasicCegarLoop]: trace histogram [9, 8, 8, 3, 1, 1, 1, 1, 1, 1] [2021-11-23 02:32:06,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-23 02:32:06,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:32:06,797 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:32:06,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:32:06,797 INFO L85 PathProgramCache]: Analyzing trace with hash 507980129, now seen corresponding path program 5 times [2021-11-23 02:32:06,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:32:06,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12330380] [2021-11-23 02:32:06,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:32:06,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:32:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:32:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:07,248 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:32:07,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12330380] [2021-11-23 02:32:07,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12330380] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:32:07,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076560286] [2021-11-23 02:32:07,248 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:32:07,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:32:07,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:32:07,249 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:32:07,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-23 02:32:08,339 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-11-23 02:32:08,340 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:32:08,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 02:32:08,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:32:08,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 145 [2021-11-23 02:32:08,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 02:32:08,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 02:32:08,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 67 [2021-11-23 02:32:08,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,894 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 13 [2021-11-23 02:32:08,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,000 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 52 treesize of output 28 [2021-11-23 02:32:09,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,224 INFO L354 Elim1Store]: treesize reduction 438, result has 15.8 percent of original size [2021-11-23 02:32:09,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 136 treesize of output 169 [2021-11-23 02:32:09,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-11-23 02:32:09,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-11-23 02:32:09,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 124 [2021-11-23 02:32:09,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 58 [2021-11-23 02:32:09,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 28 [2021-11-23 02:32:12,478 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-11-23 02:32:12,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 247 treesize of output 133 [2021-11-23 02:32:12,588 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:12,588 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:32:12,843 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:32:12,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 191 treesize of output 191 [2021-11-23 02:32:12,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:32:13,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:32:13,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:13,196 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:32:13,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 87 [2021-11-23 02:32:13,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:13,258 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 36 treesize of output 18 [2021-11-23 02:32:13,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:13,330 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 71 treesize of output 35 [2021-11-23 02:32:13,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 196 [2021-11-23 02:32:13,847 INFO L354 Elim1Store]: treesize reduction 44, result has 10.2 percent of original size [2021-11-23 02:32:13,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 481 treesize of output 424 [2021-11-23 02:32:13,957 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:13,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2076560286] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:32:13,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [286863594] [2021-11-23 02:32:13,959 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:32:13,959 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:32:13,959 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:32:13,959 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:32:13,959 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:32:14,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,023 INFO L354 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2021-11-23 02:32:14,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 40 [2021-11-23 02:32:14,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,053 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:32:14,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:32:14,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 275 [2021-11-23 02:32:14,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 1140 [2021-11-23 02:32:14,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:14,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:14,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:14,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:14,858 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:15,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:15,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:15,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:15,516 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:15,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:15,743 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 97 [2021-11-23 02:32:15,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 232 [2021-11-23 02:32:15,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 97 [2021-11-23 02:32:16,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:16,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 368 treesize of output 294 [2021-11-23 02:32:16,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 94 [2021-11-23 02:32:16,339 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:16,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 97 [2021-11-23 02:32:16,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 90 [2021-11-23 02:32:16,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 858 treesize of output 720 [2021-11-23 02:32:16,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 727 treesize of output 621 [2021-11-23 02:32:16,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 591 treesize of output 1067 [2021-11-23 02:32:16,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 69 [2021-11-23 02:32:16,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:16,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 69 [2021-11-23 02:32:16,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 69 [2021-11-23 02:32:16,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 69 [2021-11-23 02:32:17,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 411 treesize of output 285 [2021-11-23 02:32:17,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 276 treesize of output 162 [2021-11-23 02:32:17,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 524 treesize of output 398 [2021-11-23 02:32:17,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 406 treesize of output 328 [2021-11-23 02:32:17,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 96 [2021-11-23 02:32:17,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 469 [2021-11-23 02:32:17,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1383 treesize of output 1145 [2021-11-23 02:32:17,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1161 treesize of output 1023 [2021-11-23 02:32:17,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 980 treesize of output 794 [2021-11-23 02:32:17,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 249 [2021-11-23 02:32:17,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 303 treesize of output 237 [2021-11-23 02:32:17,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:17,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:32:18,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:32:18,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:32:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 81 [2021-11-23 02:32:18,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,090 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 34 treesize of output 16 [2021-11-23 02:32:18,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,113 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 46 treesize of output 19 [2021-11-23 02:32:18,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,135 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 46 treesize of output 19 [2021-11-23 02:32:18,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 253 treesize of output 289 [2021-11-23 02:32:18,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:18,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:18,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:18,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 121 [2021-11-23 02:32:18,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 133 [2021-11-23 02:32:18,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 121 [2021-11-23 02:32:18,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 121 [2021-11-23 02:32:18,717 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:32:19,436 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1658#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:32:19,436 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:32:19,437 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:32:19,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 16] total 36 [2021-11-23 02:32:19,437 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010976712] [2021-11-23 02:32:19,437 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:32:19,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-11-23 02:32:19,438 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:32:19,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-11-23 02:32:19,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=1627, Unknown=0, NotChecked=0, Total=1806 [2021-11-23 02:32:19,439 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand has 36 states, 36 states have (on average 2.111111111111111) internal successors, (76), 36 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:31,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:32:31,238 INFO L93 Difference]: Finished difference Result 143 states and 157 transitions. [2021-11-23 02:32:31,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-11-23 02:32:31,238 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 2.111111111111111) internal successors, (76), 36 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-23 02:32:31,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:32:31,240 INFO L225 Difference]: With dead ends: 143 [2021-11-23 02:32:31,240 INFO L226 Difference]: Without dead ends: 141 [2021-11-23 02:32:31,246 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 75 SyntacticMatches, 1 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5108 ImplicationChecksByTransitivity, 10.3s TimeCoverageRelationStatistics Valid=1825, Invalid=15205, Unknown=0, NotChecked=0, Total=17030 [2021-11-23 02:32:31,247 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 128 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 386 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 386 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:32:31,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 126 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [386 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2021-11-23 02:32:31,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2021-11-23 02:32:31,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 47. [2021-11-23 02:32:31,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.0434782608695652) internal successors, (48), 46 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:31,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 48 transitions. [2021-11-23 02:32:31,263 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 48 transitions. Word has length 34 [2021-11-23 02:32:31,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:32:31,263 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 48 transitions. [2021-11-23 02:32:31,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 2.111111111111111) internal successors, (76), 36 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:31,264 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2021-11-23 02:32:31,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 02:32:31,265 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:32:31,265 INFO L514 BasicCegarLoop]: trace histogram [13, 12, 12, 3, 1, 1, 1, 1, 1, 1] [2021-11-23 02:32:31,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-23 02:32:31,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:32:31,485 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:32:31,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:32:31,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1265292383, now seen corresponding path program 6 times [2021-11-23 02:32:31,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:32:31,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915790620] [2021-11-23 02:32:31,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:32:31,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:32:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:32:31,981 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 188 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:31,981 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:32:31,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915790620] [2021-11-23 02:32:31,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915790620] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:32:31,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905882065] [2021-11-23 02:32:31,982 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-23 02:32:31,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:32:31,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:32:31,983 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:32:31,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-23 02:32:32,042 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-23 02:32:32,042 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:32:32,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-23 02:32:32,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:32:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 222 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:32,825 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:32:33,304 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 222 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:33,304 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905882065] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:32:33,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [224173739] [2021-11-23 02:32:33,306 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:32:33,306 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:32:33,306 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:32:33,306 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:32:33,306 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:32:33,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,343 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:32:33,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:32:33,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-23 02:32:33,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 275 [2021-11-23 02:32:33,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 620 treesize of output 1136 [2021-11-23 02:32:33,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:33,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:33,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:33,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:34,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:34,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:34,277 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:34,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:34,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:32:34,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:34,584 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:34,607 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:34,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 572 treesize of output 490 [2021-11-23 02:32:34,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 269 [2021-11-23 02:32:34,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 326 treesize of output 252 [2021-11-23 02:32:34,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 97 [2021-11-23 02:32:34,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:34,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 104 [2021-11-23 02:32:35,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:35,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 114 [2021-11-23 02:32:35,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 604 treesize of output 518 [2021-11-23 02:32:35,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 104 [2021-11-23 02:32:35,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1168 treesize of output 994 [2021-11-23 02:32:35,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 1013 treesize of output 843 [2021-11-23 02:32:35,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 846 treesize of output 672 [2021-11-23 02:32:35,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 662 treesize of output 748 [2021-11-23 02:32:35,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 86 [2021-11-23 02:32:35,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 86 [2021-11-23 02:32:35,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 198 [2021-11-23 02:32:35,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 277 treesize of output 211 [2021-11-23 02:32:35,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 92 [2021-11-23 02:32:35,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:35,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 273 treesize of output 207 [2021-11-23 02:32:36,046 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:36,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 403 treesize of output 325 [2021-11-23 02:32:36,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 491 treesize of output 361 [2021-11-23 02:32:36,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 72 [2021-11-23 02:32:36,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:32:36,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:32:36,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:32:36,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 80 [2021-11-23 02:32:36,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,477 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 34 treesize of output 16 [2021-11-23 02:32:36,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,501 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 46 treesize of output 19 [2021-11-23 02:32:36,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,522 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 46 treesize of output 19 [2021-11-23 02:32:36,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 288 [2021-11-23 02:32:36,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:36,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:36,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:36,705 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:36,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 270 treesize of output 189 [2021-11-23 02:32:36,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 120 [2021-11-23 02:32:36,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:36,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 84 [2021-11-23 02:32:37,083 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:32:37,902 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2431#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:32:37,903 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:32:37,903 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:32:37,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 19] total 55 [2021-11-23 02:32:37,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519399094] [2021-11-23 02:32:37,903 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:32:37,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2021-11-23 02:32:37,905 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:32:37,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-11-23 02:32:37,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=758, Invalid=3024, Unknown=0, NotChecked=0, Total=3782 [2021-11-23 02:32:37,907 INFO L87 Difference]: Start difference. First operand 47 states and 48 transitions. Second operand has 55 states, 55 states have (on average 2.4) internal successors, (132), 55 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:38,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:32:38,376 INFO L93 Difference]: Finished difference Result 90 states and 92 transitions. [2021-11-23 02:32:38,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-23 02:32:38,376 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 55 states have (on average 2.4) internal successors, (132), 55 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-11-23 02:32:38,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:32:38,377 INFO L225 Difference]: With dead ends: 90 [2021-11-23 02:32:38,377 INFO L226 Difference]: Without dead ends: 48 [2021-11-23 02:32:38,379 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1983 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=1001, Invalid=4111, Unknown=0, NotChecked=0, Total=5112 [2021-11-23 02:32:38,380 INFO L933 BasicCegarLoop]: 15 mSDtfsCounter, 54 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:32:38,380 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 103 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:32:38,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-23 02:32:38,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-11-23 02:32:38,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.0425531914893618) internal successors, (49), 47 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:38,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 49 transitions. [2021-11-23 02:32:38,392 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 49 transitions. Word has length 46 [2021-11-23 02:32:38,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:32:38,392 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 49 transitions. [2021-11-23 02:32:38,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 2.4) internal successors, (132), 55 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:32:38,393 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2021-11-23 02:32:38,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 02:32:38,394 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:32:38,394 INFO L514 BasicCegarLoop]: trace histogram [13, 12, 12, 4, 1, 1, 1, 1, 1, 1] [2021-11-23 02:32:38,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-23 02:32:38,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:32:38,597 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:32:38,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:32:38,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1351447214, now seen corresponding path program 7 times [2021-11-23 02:32:38,597 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:32:38,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200360084] [2021-11-23 02:32:38,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:32:38,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:32:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:32:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:39,385 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:32:39,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200360084] [2021-11-23 02:32:39,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200360084] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:32:39,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989043677] [2021-11-23 02:32:39,386 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-23 02:32:39,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:32:39,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:32:39,388 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:32:39,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-23 02:32:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:32:39,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-23 02:32:39,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:32:39,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 145 [2021-11-23 02:32:39,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 02:32:39,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 02:32:40,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 67 [2021-11-23 02:32:40,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,073 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 13 [2021-11-23 02:32:40,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,125 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 52 treesize of output 28 [2021-11-23 02:32:40,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,435 INFO L354 Elim1Store]: treesize reduction 438, result has 15.8 percent of original size [2021-11-23 02:32:40,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 136 treesize of output 169 [2021-11-23 02:32:40,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-11-23 02:32:40,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-11-23 02:32:40,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 82 [2021-11-23 02:32:40,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 82 [2021-11-23 02:32:40,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2021-11-23 02:32:40,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:40,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 28 [2021-11-23 02:32:40,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:45,913 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-11-23 02:32:45,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 290 treesize of output 146 [2021-11-23 02:32:46,033 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:46,033 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:32:46,760 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:32:46,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 191 treesize of output 191 [2021-11-23 02:32:46,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:32:46,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:32:47,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:47,081 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:32:47,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 87 [2021-11-23 02:32:47,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:47,120 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 36 treesize of output 18 [2021-11-23 02:32:47,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:47,210 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 49 treesize of output 22 [2021-11-23 02:32:47,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:47,318 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 49 treesize of output 22 [2021-11-23 02:32:47,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 215 [2021-11-23 02:32:47,899 INFO L354 Elim1Store]: treesize reduction 44, result has 10.2 percent of original size [2021-11-23 02:32:47,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 1056 treesize of output 965 [2021-11-23 02:32:48,133 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:48,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989043677] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:32:48,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [678405206] [2021-11-23 02:32:48,135 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:32:48,135 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:32:48,135 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:32:48,135 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:32:48,136 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:32:48,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,175 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:32:48,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:32:48,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-23 02:32:48,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 303 [2021-11-23 02:32:48,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 776 treesize of output 1323 [2021-11-23 02:32:48,599 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:48,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:48,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:32:48,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:32:48,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 598 treesize of output 502 [2021-11-23 02:32:48,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 355 treesize of output 263 [2021-11-23 02:32:48,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:48,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 109 [2021-11-23 02:32:49,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 109 [2021-11-23 02:32:49,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:49,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 920 treesize of output 786 [2021-11-23 02:32:49,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 841 treesize of output 737 [2021-11-23 02:32:49,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 602 treesize of output 490 [2021-11-23 02:32:49,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:49,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 87 [2021-11-23 02:32:49,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:49,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 219 treesize of output 117 [2021-11-23 02:32:49,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 740 treesize of output 569 [2021-11-23 02:32:49,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 523 treesize of output 734 [2021-11-23 02:32:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:32:49,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:32:49,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:32:49,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:32:49,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 226 [2021-11-23 02:32:49,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 80 [2021-11-23 02:32:49,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:49,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 80 [2021-11-23 02:32:50,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 80 [2021-11-23 02:32:50,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 77 [2021-11-23 02:32:50,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 80 [2021-11-23 02:32:50,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 302 treesize of output 218 [2021-11-23 02:32:50,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 80 [2021-11-23 02:32:50,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 69 [2021-11-23 02:32:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 69 [2021-11-23 02:32:50,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 399 treesize of output 269 [2021-11-23 02:32:50,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:50,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:32:50,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:32:50,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:32:50,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 80 [2021-11-23 02:32:50,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,602 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 34 treesize of output 16 [2021-11-23 02:32:50,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,624 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 67 treesize of output 31 [2021-11-23 02:32:50,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 280 [2021-11-23 02:32:50,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:50,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:50,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:50,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:50,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:50,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:32:50,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 119 [2021-11-23 02:32:50,868 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:50,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 119 [2021-11-23 02:32:50,904 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:50,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:50,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:50,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 119 [2021-11-23 02:32:50,990 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:51,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:51,218 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:32:52,083 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2982#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:32:52,083 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:32:52,083 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:32:52,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 21] total 60 [2021-11-23 02:32:52,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344459539] [2021-11-23 02:32:52,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:32:52,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2021-11-23 02:32:52,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:32:52,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-11-23 02:32:52,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=4126, Unknown=0, NotChecked=0, Total=4422 [2021-11-23 02:32:52,087 INFO L87 Difference]: Start difference. First operand 48 states and 49 transitions. Second operand has 60 states, 60 states have (on average 2.2666666666666666) internal successors, (136), 60 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:33:45,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:33:45,079 INFO L93 Difference]: Finished difference Result 274 states and 292 transitions. [2021-11-23 02:33:45,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-11-23 02:33:45,080 INFO L78 Accepts]: Start accepts. Automaton has has 60 states, 60 states have (on average 2.2666666666666666) internal successors, (136), 60 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2021-11-23 02:33:45,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:33:45,081 INFO L225 Difference]: With dead ends: 274 [2021-11-23 02:33:45,081 INFO L226 Difference]: Without dead ends: 272 [2021-11-23 02:33:45,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17548 ImplicationChecksByTransitivity, 46.5s TimeCoverageRelationStatistics Valid=4479, Invalid=53843, Unknown=0, NotChecked=0, Total=58322 [2021-11-23 02:33:45,089 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 569 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 1628 mSolverCounterSat, 1447 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 3075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1447 IncrementalHoareTripleChecker+Valid, 1628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2021-11-23 02:33:45,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 256 Invalid, 3075 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1447 Valid, 1628 Invalid, 0 Unknown, 0 Unchecked, 9.5s Time] [2021-11-23 02:33:45,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-11-23 02:33:45,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 60. [2021-11-23 02:33:45,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 59 states have (on average 1.0338983050847457) internal successors, (61), 59 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:33:45,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 61 transitions. [2021-11-23 02:33:45,114 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 61 transitions. Word has length 47 [2021-11-23 02:33:45,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:33:45,114 INFO L470 AbstractCegarLoop]: Abstraction has 60 states and 61 transitions. [2021-11-23 02:33:45,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 2.2666666666666666) internal successors, (136), 60 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:33:45,115 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2021-11-23 02:33:45,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 02:33:45,116 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:33:45,116 INFO L514 BasicCegarLoop]: trace histogram [17, 16, 16, 4, 1, 1, 1, 1, 1, 1] [2021-11-23 02:33:45,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-23 02:33:45,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-11-23 02:33:45,329 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:33:45,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:33:45,329 INFO L85 PathProgramCache]: Analyzing trace with hash -937498258, now seen corresponding path program 8 times [2021-11-23 02:33:45,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:33:45,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276784351] [2021-11-23 02:33:45,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:33:45,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:33:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:33:46,116 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 346 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:33:46,116 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:33:46,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276784351] [2021-11-23 02:33:46,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276784351] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:33:46,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1289636791] [2021-11-23 02:33:46,116 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:33:46,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:33:46,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:33:46,118 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:33:46,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-23 02:33:59,873 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2021-11-23 02:33:59,874 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:33:59,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-23 02:33:59,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:34:00,949 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 392 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:34:00,950 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:34:01,560 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 392 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:34:01,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1289636791] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:34:01,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1301727392] [2021-11-23 02:34:01,562 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:34:01,562 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:34:01,562 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:34:01,563 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:34:01,563 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:34:01,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:01,601 INFO L354 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2021-11-23 02:34:01,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 40 [2021-11-23 02:34:01,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:01,652 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:34:01,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:34:01,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:01,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 303 [2021-11-23 02:34:01,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:01,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:01,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:01,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:01,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:01,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:01,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:01,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 773 treesize of output 1324 [2021-11-23 02:34:02,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:34:02,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:34:02,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:02,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:34:02,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 553 treesize of output 457 [2021-11-23 02:34:02,489 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:02,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:02,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 212 treesize of output 120 [2021-11-23 02:34:02,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:02,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 109 [2021-11-23 02:34:02,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 538 treesize of output 446 [2021-11-23 02:34:02,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:02,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 106 [2021-11-23 02:34:03,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:03,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:03,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 439 treesize of output 347 [2021-11-23 02:34:03,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 980 treesize of output 872 [2021-11-23 02:34:03,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 910 treesize of output 750 [2021-11-23 02:34:03,293 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:03,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 519 treesize of output 419 [2021-11-23 02:34:03,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 671 treesize of output 551 [2021-11-23 02:34:03,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 519 treesize of output 734 [2021-11-23 02:34:03,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:34:03,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:34:03,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:34:03,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 70 [2021-11-23 02:34:03,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 84 [2021-11-23 02:34:03,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 80 [2021-11-23 02:34:03,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 226 [2021-11-23 02:34:03,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 80 [2021-11-23 02:34:03,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 86 [2021-11-23 02:34:03,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:03,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 82 [2021-11-23 02:34:04,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:04,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 216 [2021-11-23 02:34:04,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 84 [2021-11-23 02:34:04,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 79 [2021-11-23 02:34:04,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 51 [2021-11-23 02:34:04,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 62 [2021-11-23 02:34:04,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:34:04,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:34:04,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:34:04,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 81 [2021-11-23 02:34:04,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,494 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 34 treesize of output 16 [2021-11-23 02:34:04,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,524 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 46 treesize of output 19 [2021-11-23 02:34:04,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,553 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 46 treesize of output 19 [2021-11-23 02:34:04,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 251 treesize of output 287 [2021-11-23 02:34:04,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:04,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:04,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:04,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:04,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:04,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:04,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 119 [2021-11-23 02:34:04,852 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:04,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 119 [2021-11-23 02:34:04,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:04,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:04,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:04,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 119 [2021-11-23 02:34:04,964 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:04,975 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:05,155 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:34:06,011 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '4220#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:34:06,011 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:34:06,012 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:34:06,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 24] total 70 [2021-11-23 02:34:06,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832439982] [2021-11-23 02:34:06,012 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:34:06,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2021-11-23 02:34:06,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:34:06,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-11-23 02:34:06,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1209, Invalid=4643, Unknown=0, NotChecked=0, Total=5852 [2021-11-23 02:34:06,014 INFO L87 Difference]: Start difference. First operand 60 states and 61 transitions. Second operand has 70 states, 70 states have (on average 2.442857142857143) internal successors, (171), 70 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:34:06,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:34:06,719 INFO L93 Difference]: Finished difference Result 115 states and 117 transitions. [2021-11-23 02:34:06,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-23 02:34:06,720 INFO L78 Accepts]: Start accepts. Automaton has has 70 states, 70 states have (on average 2.442857142857143) internal successors, (171), 70 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-11-23 02:34:06,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:34:06,721 INFO L225 Difference]: With dead ends: 115 [2021-11-23 02:34:06,721 INFO L226 Difference]: Without dead ends: 61 [2021-11-23 02:34:06,722 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3141 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1560, Invalid=6272, Unknown=0, NotChecked=0, Total=7832 [2021-11-23 02:34:06,723 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 59 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 423 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:34:06,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 204 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 423 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 02:34:06,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-11-23 02:34:06,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2021-11-23 02:34:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 60 states have (on average 1.0333333333333334) internal successors, (62), 60 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:34:06,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 62 transitions. [2021-11-23 02:34:06,745 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 62 transitions. Word has length 59 [2021-11-23 02:34:06,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:34:06,745 INFO L470 AbstractCegarLoop]: Abstraction has 61 states and 62 transitions. [2021-11-23 02:34:06,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 2.442857142857143) internal successors, (171), 70 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:34:06,746 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2021-11-23 02:34:06,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 02:34:06,747 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:34:06,747 INFO L514 BasicCegarLoop]: trace histogram [17, 16, 16, 5, 1, 1, 1, 1, 1, 1] [2021-11-23 02:34:06,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-23 02:34:06,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-23 02:34:06,961 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:34:06,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:34:06,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1515536257, now seen corresponding path program 9 times [2021-11-23 02:34:06,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:34:06,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903922407] [2021-11-23 02:34:06,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:34:06,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:34:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:34:07,880 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:34:07,880 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:34:07,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903922407] [2021-11-23 02:34:07,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903922407] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:34:07,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1149454466] [2021-11-23 02:34:07,880 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-23 02:34:07,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:34:07,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:34:07,881 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:34:07,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-23 02:34:07,982 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-23 02:34:07,983 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:34:07,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 61 conjunts are in the unsatisfiable core [2021-11-23 02:34:07,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:34:08,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 145 [2021-11-23 02:34:08,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 02:34:08,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 02:34:08,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 67 [2021-11-23 02:34:08,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,661 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 13 [2021-11-23 02:34:08,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,758 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 52 treesize of output 28 [2021-11-23 02:34:08,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,957 INFO L354 Elim1Store]: treesize reduction 438, result has 15.8 percent of original size [2021-11-23 02:34:08,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 136 treesize of output 169 [2021-11-23 02:34:08,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:08,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-11-23 02:34:09,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-11-23 02:34:09,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 130 [2021-11-23 02:34:09,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:09,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:09,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 70 [2021-11-23 02:34:14,856 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-11-23 02:34:14,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 252 treesize of output 132 [2021-11-23 02:34:14,976 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:34:14,977 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:34:15,383 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:34:15,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 191 treesize of output 191 [2021-11-23 02:34:15,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:34:15,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:34:15,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:34:15,783 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:34:15,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 87 [2021-11-23 02:34:15,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:34:15,813 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 36 treesize of output 18 [2021-11-23 02:34:15,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:34:15,871 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 71 treesize of output 35 [2021-11-23 02:34:16,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 196 [2021-11-23 02:34:16,110 INFO L354 Elim1Store]: treesize reduction 44, result has 10.2 percent of original size [2021-11-23 02:34:16,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 1068 treesize of output 991 [2021-11-23 02:34:16,404 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:34:16,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1149454466] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:34:16,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1767873889] [2021-11-23 02:34:16,406 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:34:16,406 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:34:16,407 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:34:16,407 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:34:16,407 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:34:16,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:16,447 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:34:16,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:34:16,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:16,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-11-23 02:34:16,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:16,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 275 [2021-11-23 02:34:16,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:16,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:16,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:16,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:16,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:16,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:16,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:16,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 620 treesize of output 1136 [2021-11-23 02:34:16,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:34:17,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:34:17,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:34:17,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:34:17,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:34:17,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:34:17,497 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:17,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 73 [2021-11-23 02:34:17,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 537 treesize of output 455 [2021-11-23 02:34:17,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:17,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 108 [2021-11-23 02:34:17,834 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:17,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:17,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 101 [2021-11-23 02:34:18,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:18,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 526 treesize of output 448 [2021-11-23 02:34:18,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 885 treesize of output 779 [2021-11-23 02:34:18,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 380 treesize of output 298 [2021-11-23 02:34:18,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:18,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 415 treesize of output 313 [2021-11-23 02:34:18,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 894 treesize of output 752 [2021-11-23 02:34:18,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 89 [2021-11-23 02:34:18,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:18,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 272 treesize of output 194 [2021-11-23 02:34:18,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 205 [2021-11-23 02:34:18,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 9 select indices, 9 select index equivalence classes, 26 disjoint index pairs (out of 36 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 644 treesize of output 652 [2021-11-23 02:34:18,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:18,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 527 treesize of output 437 [2021-11-23 02:34:18,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 77 [2021-11-23 02:34:18,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 62 [2021-11-23 02:34:18,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 62 [2021-11-23 02:34:18,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 58 [2021-11-23 02:34:18,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:18,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:34:19,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:34:19,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:34:19,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 81 [2021-11-23 02:34:19,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,101 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 34 treesize of output 16 [2021-11-23 02:34:19,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,123 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 68 treesize of output 32 [2021-11-23 02:34:19,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 229 treesize of output 283 [2021-11-23 02:34:19,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:19,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:19,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:19,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:34:19,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 157 [2021-11-23 02:34:19,349 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:19,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 157 [2021-11-23 02:34:19,395 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:34:19,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:34:19,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 573 treesize of output 411 [2021-11-23 02:34:19,707 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:34:20,608 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '4903#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:34:20,608 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:34:20,608 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:34:20,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 26] total 58 [2021-11-23 02:34:20,608 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921578886] [2021-11-23 02:34:20,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:34:20,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2021-11-23 02:34:20,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:34:20,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-11-23 02:34:20,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=285, Invalid=3875, Unknown=0, NotChecked=0, Total=4160 [2021-11-23 02:34:20,610 INFO L87 Difference]: Start difference. First operand 61 states and 62 transitions. Second operand has 58 states, 58 states have (on average 2.2413793103448274) internal successors, (130), 58 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:35:19,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:19,894 INFO L93 Difference]: Finished difference Result 451 states and 474 transitions. [2021-11-23 02:35:19,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 297 states. [2021-11-23 02:35:19,894 INFO L78 Accepts]: Start accepts. Automaton has has 58 states, 58 states have (on average 2.2413793103448274) internal successors, (130), 58 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-11-23 02:35:19,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:19,896 INFO L225 Difference]: With dead ends: 451 [2021-11-23 02:35:19,896 INFO L226 Difference]: Without dead ends: 449 [2021-11-23 02:35:19,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 498 GetRequests, 141 SyntacticMatches, 1 SemanticMatches, 356 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48200 ImplicationChecksByTransitivity, 50.0s TimeCoverageRelationStatistics Valid=7734, Invalid=120072, Unknown=0, NotChecked=0, Total=127806 [2021-11-23 02:35:19,901 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 411 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 2349 mSolverCounterSat, 1328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 411 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 3677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1328 IncrementalHoareTripleChecker+Valid, 2349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:19,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [411 Valid, 336 Invalid, 3677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1328 Valid, 2349 Invalid, 0 Unknown, 0 Unchecked, 12.4s Time] [2021-11-23 02:35:19,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2021-11-23 02:35:19,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 73. [2021-11-23 02:35:19,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.0277777777777777) internal successors, (74), 72 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:35:19,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 74 transitions. [2021-11-23 02:35:19,938 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 74 transitions. Word has length 60 [2021-11-23 02:35:19,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:19,938 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 74 transitions. [2021-11-23 02:35:19,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 2.2413793103448274) internal successors, (130), 58 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:35:19,939 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2021-11-23 02:35:19,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 02:35:19,940 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:19,940 INFO L514 BasicCegarLoop]: trace histogram [21, 20, 20, 5, 1, 1, 1, 1, 1, 1] [2021-11-23 02:35:19,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:20,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:35:20,141 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:20,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:20,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1586696641, now seen corresponding path program 10 times [2021-11-23 02:35:20,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:20,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853467049] [2021-11-23 02:35:20,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:20,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:20,968 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 552 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:35:20,968 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:20,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853467049] [2021-11-23 02:35:20,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853467049] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:35:20,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357338848] [2021-11-23 02:35:20,968 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-23 02:35:20,968 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:35:20,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:35:20,969 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:35:20,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-23 02:35:21,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:21,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-23 02:35:21,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:35:22,492 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 610 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:35:22,492 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:35:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 610 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:35:23,323 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357338848] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:35:23,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1104323513] [2021-11-23 02:35:23,324 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:35:23,324 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:35:23,325 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:35:23,325 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:35:23,325 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:35:23,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,363 INFO L354 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2021-11-23 02:35:23,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 40 [2021-11-23 02:35:23,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,394 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:35:23,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:35:23,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 275 [2021-11-23 02:35:23,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 598 treesize of output 1122 [2021-11-23 02:35:23,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:23,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 69 [2021-11-23 02:35:23,963 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:35:24,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 69 [2021-11-23 02:35:24,084 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:35:24,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 69 [2021-11-23 02:35:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 520 treesize of output 442 [2021-11-23 02:35:24,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 553 treesize of output 459 [2021-11-23 02:35:24,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 107 [2021-11-23 02:35:24,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 107 [2021-11-23 02:35:24,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 107 [2021-11-23 02:35:24,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 339 treesize of output 253 [2021-11-23 02:35:24,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:35:24,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 420 treesize of output 326 [2021-11-23 02:35:24,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 117 [2021-11-23 02:35:24,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:24,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 317 treesize of output 239 [2021-11-23 02:35:24,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:35:24,980 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:35:25,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 576 treesize of output 470 [2021-11-23 02:35:25,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 302 treesize of output 224 [2021-11-23 02:35:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 830 treesize of output 672 [2021-11-23 02:35:25,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 9 select indices, 9 select index equivalence classes, 26 disjoint index pairs (out of 36 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 596 treesize of output 636 [2021-11-23 02:35:25,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 77 [2021-11-23 02:35:25,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 77 [2021-11-23 02:35:25,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 77 [2021-11-23 02:35:25,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 77 [2021-11-23 02:35:25,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:35:25,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 625 treesize of output 487 [2021-11-23 02:35:25,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:35:25,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:35:25,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:35:25,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 80 [2021-11-23 02:35:25,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,729 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 34 treesize of output 16 [2021-11-23 02:35:25,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,755 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 46 treesize of output 19 [2021-11-23 02:35:25,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,777 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 46 treesize of output 19 [2021-11-23 02:35:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 288 [2021-11-23 02:35:25,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:35:25,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:35:25,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:35:25,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:35:25,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:35:25,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:25,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:35:26,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:35:26,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:26,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:26,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:26,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:26,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:26,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:35:26,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 291 treesize of output 165 [2021-11-23 02:35:26,351 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:35:27,212 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '6730#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:35:27,212 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:35:27,213 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:35:27,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30, 29] total 85 [2021-11-23 02:35:27,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619725268] [2021-11-23 02:35:27,213 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:35:27,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2021-11-23 02:35:27,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:27,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2021-11-23 02:35:27,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1776, Invalid=6596, Unknown=0, NotChecked=0, Total=8372 [2021-11-23 02:35:27,215 INFO L87 Difference]: Start difference. First operand 73 states and 74 transitions. Second operand has 85 states, 85 states have (on average 2.4705882352941178) internal successors, (210), 85 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:35:28,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:28,035 INFO L93 Difference]: Finished difference Result 140 states and 142 transitions. [2021-11-23 02:35:28,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-11-23 02:35:28,035 INFO L78 Accepts]: Start accepts. Automaton has has 85 states, 85 states have (on average 2.4705882352941178) internal successors, (210), 85 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-11-23 02:35:28,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:28,036 INFO L225 Difference]: With dead ends: 140 [2021-11-23 02:35:28,036 INFO L226 Difference]: Without dead ends: 74 [2021-11-23 02:35:28,037 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4591 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=2255, Invalid=8875, Unknown=0, NotChecked=0, Total=11130 [2021-11-23 02:35:28,038 INFO L933 BasicCegarLoop]: 23 mSDtfsCounter, 94 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:28,038 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 282 Invalid, 653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 02:35:28,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-11-23 02:35:28,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-11-23 02:35:28,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 73 states have (on average 1.0273972602739727) internal successors, (75), 73 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:35:28,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 75 transitions. [2021-11-23 02:35:28,063 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 75 transitions. Word has length 72 [2021-11-23 02:35:28,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:28,063 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 75 transitions. [2021-11-23 02:35:28,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 2.4705882352941178) internal successors, (210), 85 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:35:28,064 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2021-11-23 02:35:28,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 02:35:28,065 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:28,065 INFO L514 BasicCegarLoop]: trace histogram [21, 20, 20, 6, 1, 1, 1, 1, 1, 1] [2021-11-23 02:35:28,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:28,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:35:28,267 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:28,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:28,268 INFO L85 PathProgramCache]: Analyzing trace with hash -649170290, now seen corresponding path program 11 times [2021-11-23 02:35:28,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:28,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243652816] [2021-11-23 02:35:28,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:28,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:29,296 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 631 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:35:29,296 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:29,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243652816] [2021-11-23 02:35:29,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243652816] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:35:29,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [399763117] [2021-11-23 02:35:29,297 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:35:29,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:35:29,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:35:29,302 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:35:29,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-23 02:41:01,400 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2021-11-23 02:41:01,400 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:41:01,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-23 02:41:01,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:41:01,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 172 [2021-11-23 02:41:01,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:41:01,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:41:02,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 79 [2021-11-23 02:41:02,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,048 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 34 treesize of output 16 [2021-11-23 02:41:02,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,100 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 67 treesize of output 31 [2021-11-23 02:41:02,366 INFO L354 Elim1Store]: treesize reduction 705, result has 13.4 percent of original size [2021-11-23 02:41:02,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 169 treesize of output 205 [2021-11-23 02:41:02,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:41:02,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:41:02,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:41:02,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 64 [2021-11-23 02:41:02,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 49 [2021-11-23 02:41:02,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:02,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 37 [2021-11-23 02:41:24,778 INFO L354 Elim1Store]: treesize reduction 166, result has 1.8 percent of original size [2021-11-23 02:41:24,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 322 treesize of output 151 [2021-11-23 02:41:24,927 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 631 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:41:24,927 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:41:25,383 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:41:25,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 191 treesize of output 191 [2021-11-23 02:41:25,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:41:25,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2021-11-23 02:41:25,808 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:41:25,829 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:41:25,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 87 [2021-11-23 02:41:25,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:41:25,860 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 36 treesize of output 18 [2021-11-23 02:41:25,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:41:25,924 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 49 treesize of output 22 [2021-11-23 02:41:26,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:41:26,022 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 49 treesize of output 22 [2021-11-23 02:41:26,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 215 [2021-11-23 02:41:26,287 INFO L354 Elim1Store]: treesize reduction 44, result has 10.2 percent of original size [2021-11-23 02:41:26,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 500 treesize of output 429 [2021-11-23 02:41:26,610 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 631 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:41:26,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [399763117] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:41:26,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1108183711] [2021-11-23 02:41:26,612 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-23 02:41:26,612 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:41:26,612 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:41:26,612 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:41:26,613 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:41:26,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:26,668 INFO L354 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2021-11-23 02:41:26,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 40 [2021-11-23 02:41:26,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:26,707 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:41:26,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:41:26,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:26,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 303 [2021-11-23 02:41:26,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:26,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:26,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:26,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:26,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:26,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 747 treesize of output 1306 [2021-11-23 02:41:27,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:27,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:27,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:27,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:27,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:27,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 889 treesize of output 725 [2021-11-23 02:41:27,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 725 treesize of output 637 [2021-11-23 02:41:27,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:27,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:27,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:27,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:27,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:28,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 277 treesize of output 151 [2021-11-23 02:41:28,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:28,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 277 treesize of output 151 [2021-11-23 02:41:28,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 596 treesize of output 441 [2021-11-23 02:41:28,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 460 treesize of output 384 [2021-11-23 02:41:28,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 65 [2021-11-23 02:41:28,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:28,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 80 [2021-11-23 02:41:28,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 53 [2021-11-23 02:41:28,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 81 [2021-11-23 02:41:28,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 74 [2021-11-23 02:41:28,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 432 treesize of output 347 [2021-11-23 02:41:28,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:28,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 922 treesize of output 1417 [2021-11-23 02:41:29,036 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:29,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:29,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:29,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:29,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:29,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:29,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:29,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 78 [2021-11-23 02:41:29,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 938 treesize of output 842 [2021-11-23 02:41:29,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 927 treesize of output 835 [2021-11-23 02:41:29,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 200 treesize of output 105 [2021-11-23 02:41:29,763 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:29,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:29,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 358 treesize of output 254 [2021-11-23 02:41:29,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:29,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 776 treesize of output 675 [2021-11-23 02:41:29,979 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:30,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 944 treesize of output 818 [2021-11-23 02:41:30,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 25 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 817 treesize of output 643 [2021-11-23 02:41:30,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 167 [2021-11-23 02:41:30,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:41:30,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:41:30,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 81 [2021-11-23 02:41:30,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,279 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 34 treesize of output 16 [2021-11-23 02:41:30,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,298 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 68 treesize of output 32 [2021-11-23 02:41:30,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 229 treesize of output 283 [2021-11-23 02:41:30,385 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:30,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,403 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 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:41:30,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:41:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:41:30,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 327 treesize of output 255 [2021-11-23 02:41:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 79 [2021-11-23 02:41:30,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:30,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 79 [2021-11-23 02:41:30,695 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:41:31,817 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '7551#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2021-11-23 02:41:31,817 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:41:31,817 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:41:31,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32, 31] total 62 [2021-11-23 02:41:31,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357626772] [2021-11-23 02:41:31,817 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:41:31,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2021-11-23 02:41:31,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:41:31,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-11-23 02:41:31,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=290, Invalid=4402, Unknown=0, NotChecked=0, Total=4692 [2021-11-23 02:41:31,819 INFO L87 Difference]: Start difference. First operand 74 states and 75 transitions. Second operand has 62 states, 62 states have (on average 2.4193548387096775) internal successors, (150), 62 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:41:34,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:41:34,468 INFO L93 Difference]: Finished difference Result 149 states and 154 transitions. [2021-11-23 02:41:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-11-23 02:41:34,469 INFO L78 Accepts]: Start accepts. Automaton has has 62 states, 62 states have (on average 2.4193548387096775) internal successors, (150), 62 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-11-23 02:41:34,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:41:34,470 INFO L225 Difference]: With dead ends: 149 [2021-11-23 02:41:34,470 INFO L226 Difference]: Without dead ends: 147 [2021-11-23 02:41:34,471 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 180 SyntacticMatches, 2 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1494 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=402, Invalid=6240, Unknown=0, NotChecked=0, Total=6642 [2021-11-23 02:41:34,472 INFO L933 BasicCegarLoop]: 23 mSDtfsCounter, 51 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 49 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:41:34,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 669 Invalid, 317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 236 Invalid, 0 Unknown, 49 Unchecked, 1.9s Time] [2021-11-23 02:41:34,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-11-23 02:41:34,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 87. [2021-11-23 02:41:34,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.0348837209302326) internal successors, (89), 86 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:41:34,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 89 transitions. [2021-11-23 02:41:34,516 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 89 transitions. Word has length 73 [2021-11-23 02:41:34,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:41:34,517 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 89 transitions. [2021-11-23 02:41:34,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 2.4193548387096775) internal successors, (150), 62 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:41:34,517 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 89 transitions. [2021-11-23 02:41:34,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 02:41:34,518 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:41:34,518 INFO L514 BasicCegarLoop]: trace histogram [21, 20, 20, 7, 1, 1, 1, 1, 1, 1] [2021-11-23 02:41:34,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-23 02:41:34,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-23 02:41:34,744 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:41:34,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:41:34,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1241568415, now seen corresponding path program 12 times [2021-11-23 02:41:34,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:41:34,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876815694] [2021-11-23 02:41:34,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:41:34,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:41:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:41:36,112 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 0 proven. 638 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:41:36,112 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:41:36,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876815694] [2021-11-23 02:41:36,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876815694] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:41:36,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866657403] [2021-11-23 02:41:36,113 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-23 02:41:36,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:41:36,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:41:36,114 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:41:36,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9640ab32-6036-4b9c-b1dd-9e08f5fdfd16/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-23 02:41:36,302 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-23 02:41:36,302 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:41:36,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 76 conjunts are in the unsatisfiable core [2021-11-23 02:41:36,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:41:36,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 174 [2021-11-23 02:41:36,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:41:36,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-23 02:41:36,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:36,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:36,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 79 [2021-11-23 02:41:36,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:36,702 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 34 treesize of output 16 [2021-11-23 02:41:36,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:36,804 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 67 treesize of output 31 [2021-11-23 02:41:37,057 INFO L354 Elim1Store]: treesize reduction 705, result has 13.4 percent of original size [2021-11-23 02:41:37,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 169 treesize of output 205 [2021-11-23 02:41:37,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:41:37,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:41:37,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2021-11-23 02:41:37,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 49 [2021-11-23 02:41:37,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 49 [2021-11-23 02:41:37,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:37,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 37 [2021-11-23 02:41:37,488 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:41:38,541 INFO L354 Elim1Store]: treesize reduction 436, result has 18.2 percent of original size [2021-11-23 02:41:38,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 419 treesize of output 360 [2021-11-23 02:41:42,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 5 select indices, 5 select index equivalence classes, 31 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 578 treesize of output 554 [2021-11-23 02:41:42,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 79 [2021-11-23 02:41:42,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:42,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 82 [2021-11-23 02:41:43,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 82 [2021-11-23 02:41:43,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 94 [2021-11-23 02:41:43,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:43,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 329 treesize of output 194 [2021-11-23 02:41:44,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 259 treesize of output 124 [2021-11-23 02:41:44,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:44,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 271 treesize of output 127 [2021-11-23 02:41:45,032 INFO L354 Elim1Store]: treesize reduction 2050, result has 7.6 percent of original size [2021-11-23 02:41:45,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 24 case distinctions, treesize of input 785 treesize of output 658 [2021-11-23 02:41:45,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 88 [2021-11-23 02:41:45,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 511 treesize of output 385 [2021-11-23 02:41:45,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:45,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 67 [2021-11-23 02:41:45,905 INFO L354 Elim1Store]: treesize reduction 504, result has 0.2 percent of original size [2021-11-23 02:41:45,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 436 treesize of output 283 [2021-11-23 02:41:46,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 67 [2021-11-23 02:41:46,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:41:46,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 67