./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/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_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3d4f4fa5c64db6e2d1986e03259021eba4df8a22df3a334e78927feece513264 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:21:07,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:21:07,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:21:07,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:21:07,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:21:07,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:21:07,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:21:07,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:21:07,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:21:07,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:21:07,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:21:07,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:21:07,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:21:07,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:21:07,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:21:07,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:21:07,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:21:07,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:21:07,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:21:07,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:21:07,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:21:07,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:21:07,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:21:07,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:21:07,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:21:07,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:21:07,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:21:07,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:21:07,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:21:07,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:21:07,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:21:07,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:21:07,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:21:07,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:21:07,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:21:07,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:21:07,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:21:07,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:21:07,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:21:07,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:21:07,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:21:07,408 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-23 03:21:07,467 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:21:07,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:21:07,469 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:21:07,469 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:21:07,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:21:07,478 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:21:07,478 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:21:07,479 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:21:07,479 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:21:07,479 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:21:07,480 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:21:07,481 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:21:07,481 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:21:07,481 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:21:07,482 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:21:07,482 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:21:07,482 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:21:07,482 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:21:07,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:21:07,484 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 03:21:07,485 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 03:21:07,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:21:07,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 03:21:07,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:21:07,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:21:07,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:21:07,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:21:07,488 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 03:21:07,488 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 03:21:07,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:21:07,489 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:21:07,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:21:07,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:21:07,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:21:07,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:21:07,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:21:07,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:21:07,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:21:07,492 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:21:07,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:21:07,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:21:07,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:21:07,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:21:07,493 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_6e5fe6ed-b8a2-4442-9ad0-56519795f239/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d4f4fa5c64db6e2d1986e03259021eba4df8a22df3a334e78927feece513264 [2021-11-23 03:21:07,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:21:07,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:21:07,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:21:07,845 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:21:07,846 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:21:07,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i [2021-11-23 03:21:07,932 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/data/9d43a6e0a/29892b2f2eaa404bad74d199ab9a4932/FLAG64440797c [2021-11-23 03:21:08,769 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:21:08,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i [2021-11-23 03:21:08,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/data/9d43a6e0a/29892b2f2eaa404bad74d199ab9a4932/FLAG64440797c [2021-11-23 03:21:08,925 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/data/9d43a6e0a/29892b2f2eaa404bad74d199ab9a4932 [2021-11-23 03:21:08,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:21:08,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:21:08,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:21:08,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:21:08,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:21:08,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:21:08" (1/1) ... [2021-11-23 03:21:08,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db27b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:08, skipping insertion in model container [2021-11-23 03:21:08,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:21:08" (1/1) ... [2021-11-23 03:21:08,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:21:09,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:21:09,529 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_6e5fe6ed-b8a2-4442-9ad0-56519795f239/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[33021,33034] [2021-11-23 03:21:09,663 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_6e5fe6ed-b8a2-4442-9ad0-56519795f239/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[44124,44137] [2021-11-23 03:21:09,670 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_6e5fe6ed-b8a2-4442-9ad0-56519795f239/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[44245,44258] [2021-11-23 03:21:09,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:21:09,703 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:21:09,740 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_6e5fe6ed-b8a2-4442-9ad0-56519795f239/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[33021,33034] [2021-11-23 03:21:09,859 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_6e5fe6ed-b8a2-4442-9ad0-56519795f239/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[44124,44137] [2021-11-23 03:21:09,860 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_6e5fe6ed-b8a2-4442-9ad0-56519795f239/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[44245,44258] [2021-11-23 03:21:09,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:21:09,926 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:21:09,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09 WrapperNode [2021-11-23 03:21:09,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:21:09,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:21:09,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:21:09,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:21:09,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (1/1) ... [2021-11-23 03:21:10,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (1/1) ... [2021-11-23 03:21:10,103 INFO L137 Inliner]: procedures = 176, calls = 277, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-23 03:21:10,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:21:10,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:21:10,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:21:10,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:21:10,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (1/1) ... [2021-11-23 03:21:10,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (1/1) ... [2021-11-23 03:21:10,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (1/1) ... [2021-11-23 03:21:10,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (1/1) ... [2021-11-23 03:21:10,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (1/1) ... [2021-11-23 03:21:10,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (1/1) ... [2021-11-23 03:21:10,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (1/1) ... [2021-11-23 03:21:10,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:21:10,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:21:10,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:21:10,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:21:10,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (1/1) ... [2021-11-23 03:21:10,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:21:10,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:21:10,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:21:10,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:21:10,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 03:21:10,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 03:21:10,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 03:21:10,383 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 03:21:10,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 03:21:10,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:21:10,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 03:21:10,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 03:21:10,384 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 03:21:10,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 03:21:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 03:21:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 03:21:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:21:10,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:21:10,684 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:21:10,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:21:12,025 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:21:12,533 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:21:12,533 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-23 03:21:12,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:21:12 BoogieIcfgContainer [2021-11-23 03:21:12,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:21:12,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:21:12,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:21:12,547 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:21:12,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:21:08" (1/3) ... [2021-11-23 03:21:12,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f220d9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:21:12, skipping insertion in model container [2021-11-23 03:21:12,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:09" (2/3) ... [2021-11-23 03:21:12,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f220d9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:21:12, skipping insertion in model container [2021-11-23 03:21:12,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:21:12" (3/3) ... [2021-11-23 03:21:12,563 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_BER_test7-1.i [2021-11-23 03:21:12,570 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:21:12,570 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-23 03:21:12,650 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:21:12,658 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 03:21:12,658 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-23 03:21:12,683 INFO L276 IsEmpty]: Start isEmpty. Operand has 116 states, 105 states have (on average 1.819047619047619) internal successors, (191), 111 states have internal predecessors, (191), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 03:21:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 03:21:12,687 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:12,688 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-23 03:21:12,689 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 03:21:12,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:12,695 INFO L85 PathProgramCache]: Analyzing trace with hash 24617747, now seen corresponding path program 1 times [2021-11-23 03:21:12,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:12,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237454285] [2021-11-23 03:21:12,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:12,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:12,883 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:21:12,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2115058012] [2021-11-23 03:21:12,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:12,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:12,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:21:12,888 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:21:12,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 03:21:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:13,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 03:21:13,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:21:13,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 03:21:13,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:21:13,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2021-11-23 03:21:13,308 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 03:21:13,308 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:21:13,308 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:13,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237454285] [2021-11-23 03:21:13,309 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:21:13,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115058012] [2021-11-23 03:21:13,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2115058012] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:21:13,311 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:21:13,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 03:21:13,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647666098] [2021-11-23 03:21:13,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:21:13,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:21:13,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:21:13,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:21:13,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:21:13,359 INFO L87 Difference]: Start difference. First operand has 116 states, 105 states have (on average 1.819047619047619) internal successors, (191), 111 states have internal predecessors, (191), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:15,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:21:15,477 INFO L93 Difference]: Finished difference Result 285 states and 496 transitions. [2021-11-23 03:21:15,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:21:15,483 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-23 03:21:15,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:21:15,496 INFO L225 Difference]: With dead ends: 285 [2021-11-23 03:21:15,496 INFO L226 Difference]: Without dead ends: 165 [2021-11-23 03:21:15,501 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:21:15,506 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 58 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:21:15,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 296 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-23 03:21:15,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-23 03:21:15,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2021-11-23 03:21:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 112 states have internal predecessors, (130), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 03:21:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2021-11-23 03:21:15,570 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2021-11-23 03:21:15,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:21:15,571 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2021-11-23 03:21:15,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2021-11-23 03:21:15,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 03:21:15,575 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:15,576 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:21:15,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 03:21:15,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:15,798 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 03:21:15,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:15,799 INFO L85 PathProgramCache]: Analyzing trace with hash -179565833, now seen corresponding path program 1 times [2021-11-23 03:21:15,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:15,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26340984] [2021-11-23 03:21:15,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:15,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:15,964 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 03:21:15,965 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:15,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26340984] [2021-11-23 03:21:15,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26340984] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:21:15,969 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:21:15,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:21:15,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081758845] [2021-11-23 03:21:15,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:21:15,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:21:15,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:21:15,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:21:15,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:21:15,978 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:18,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:21:18,134 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2021-11-23 03:21:18,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:21:18,141 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-23 03:21:18,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:21:18,143 INFO L225 Difference]: With dead ends: 211 [2021-11-23 03:21:18,144 INFO L226 Difference]: Without dead ends: 159 [2021-11-23 03:21:18,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:21:18,147 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:21:18,147 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 300 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-23 03:21:18,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-23 03:21:18,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2021-11-23 03:21:18,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.205607476635514) internal successors, (129), 112 states have internal predecessors, (129), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 03:21:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2021-11-23 03:21:18,165 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2021-11-23 03:21:18,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:21:18,166 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2021-11-23 03:21:18,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:18,166 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2021-11-23 03:21:18,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 03:21:18,168 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:18,168 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:21:18,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 03:21:18,169 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 03:21:18,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:18,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1301143671, now seen corresponding path program 1 times [2021-11-23 03:21:18,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:18,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486460565] [2021-11-23 03:21:18,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:18,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:18,195 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:21:18,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [179129469] [2021-11-23 03:21:18,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:18,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:18,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:21:18,207 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:21:18,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 03:21:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:18,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:21:18,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:21:18,688 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 03:21:18,689 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:21:18,689 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:18,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486460565] [2021-11-23 03:21:18,689 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:21:18,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [179129469] [2021-11-23 03:21:18,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [179129469] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:21:18,690 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:21:18,690 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 03:21:18,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368229484] [2021-11-23 03:21:18,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:21:18,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:21:18,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:21:18,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:21:18,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:21:18,693 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:19,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:21:19,782 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2021-11-23 03:21:19,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:21:19,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-23 03:21:19,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:21:19,792 INFO L225 Difference]: With dead ends: 277 [2021-11-23 03:21:19,792 INFO L226 Difference]: Without dead ends: 165 [2021-11-23 03:21:19,793 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:21:19,795 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:21:19,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 218 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-23 03:21:19,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-23 03:21:19,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2021-11-23 03:21:19,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 152 states have (on average 1.1842105263157894) internal successors, (180), 157 states have internal predecessors, (180), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 03:21:19,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2021-11-23 03:21:19,815 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2021-11-23 03:21:19,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:21:19,816 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2021-11-23 03:21:19,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:19,816 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2021-11-23 03:21:19,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 03:21:19,818 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:19,818 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:21:19,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 03:21:20,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:20,035 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 03:21:20,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:20,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1414874843, now seen corresponding path program 1 times [2021-11-23 03:21:20,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:20,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887133167] [2021-11-23 03:21:20,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:20,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:20,073 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:21:20,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [908323688] [2021-11-23 03:21:20,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:20,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:20,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:21:20,075 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:21:20,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 03:21:20,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:20,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 03:21:20,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:21:20,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 03:21:20,792 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:21:20,792 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:20,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887133167] [2021-11-23 03:21:20,793 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:21:20,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [908323688] [2021-11-23 03:21:20,793 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [908323688] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:21:20,793 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:21:20,793 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 03:21:20,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735560620] [2021-11-23 03:21:20,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:21:20,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:21:20,794 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:21:20,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:21:20,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:21:20,797 INFO L87 Difference]: Start difference. First operand 162 states and 186 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 03:21:22,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:21:22,108 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2021-11-23 03:21:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:21:22,117 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2021-11-23 03:21:22,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:21:22,121 INFO L225 Difference]: With dead ends: 308 [2021-11-23 03:21:22,121 INFO L226 Difference]: Without dead ends: 164 [2021-11-23 03:21:22,123 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:21:22,124 INFO L933 BasicCegarLoop]: 113 mSDtfsCounter, 1 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-23 03:21:22,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 335 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-23 03:21:22,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-11-23 03:21:22,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2021-11-23 03:21:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 153 states have (on average 1.1895424836601307) internal successors, (182), 159 states have internal predecessors, (182), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-11-23 03:21:22,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2021-11-23 03:21:22,146 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2021-11-23 03:21:22,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:21:22,147 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2021-11-23 03:21:22,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 03:21:22,148 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2021-11-23 03:21:22,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 03:21:22,150 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:22,150 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:21:22,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 03:21:22,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:22,367 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 03:21:22,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:22,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1751785293, now seen corresponding path program 1 times [2021-11-23 03:21:22,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:22,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081043259] [2021-11-23 03:21:22,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:22,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:22,389 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:21:22,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1242815940] [2021-11-23 03:21:22,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:22,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:22,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:21:22,391 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:21:22,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5fe6ed-b8a2-4442-9ad0-56519795f239/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 03:21:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:23,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 03:21:23,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:21:23,582 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:21:23,583 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:21:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:21:23,783 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:23,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081043259] [2021-11-23 03:21:23,783 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:21:23,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242815940] [2021-11-23 03:21:23,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1242815940] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:21:23,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1964482575] [2021-11-23 03:21:23,817 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-23 03:21:23,818 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:21:23,823 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:21:23,830 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:21:23,831 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:21:23,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:23,940 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-23 03:21:23,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-11-23 03:21:23,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 03:21:23,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:23,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-23 03:21:23,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,006 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 03:21:24,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-23 03:21:24,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 03:21:24,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 03:21:24,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,109 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 03:21:24,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2021-11-23 03:21:24,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,173 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 03:21:24,174 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 03:21:24,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 03:21:24,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-23 03:21:24,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:21:24,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-23 03:21:24,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:21:24,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:21:24,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 75 [2021-11-23 03:21:24,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-11-23 03:21:24,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:21:24,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:21:24,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:24,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 86 [2021-11-23 03:21:25,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:21:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-23 03:21:25,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 115 [2021-11-23 03:21:25,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,246 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 03:21:25,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 127 treesize of output 138 [2021-11-23 03:21:25,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,348 INFO L354 Elim1Store]: treesize reduction 200, result has 11.5 percent of original size [2021-11-23 03:21:25,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 126 treesize of output 132 [2021-11-23 03:21:25,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-23 03:21:25,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:21:25,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:21:25,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:21:25,597 INFO L354 Elim1Store]: treesize reduction 34, result has 22.7 percent of original size [2021-11-23 03:21:25,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 97 [2021-11-23 03:21:25,626 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 03:21:25,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 93 [2021-11-23 03:21:25,655 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 03:21:25,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 89 [2021-11-23 03:21:25,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:21:25,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:21:25,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:21:25,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 03:21:25,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-23 03:21:25,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:25,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 03:21:26,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 03:21:26,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 03:21:26,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:26,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-23 03:21:37,333 WARN L227 SmtUtils]: Spent 11.15s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:21:37,334 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 03:21:37,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 2851 treesize of output 2328 [2021-11-23 03:21:37,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:50,316 WARN L227 SmtUtils]: Spent 12.93s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:21:50,316 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 03:21:50,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2952 treesize of output 2670 [2021-11-23 03:22:04,221 WARN L227 SmtUtils]: Spent 13.75s on a formula simplification. DAG size of input: 251 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:22:04,223 INFO L354 Elim1Store]: treesize reduction 2750, result has 29.6 percent of original size [2021-11-23 03:22:04,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 2920 treesize of output 2690 [2021-11-23 03:22:04,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:04,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:05,846 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 03:22:05,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 25958 treesize of output 25972 [2021-11-23 03:22:06,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:06,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:07,292 INFO L354 Elim1Store]: treesize reduction 172, result has 15.3 percent of original size [2021-11-23 03:22:07,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 17 case distinctions, treesize of input 25957 treesize of output 25972 [2021-11-23 03:22:08,075 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:08,109 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:08,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:08,389 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-23 03:22:08,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 20 [2021-11-23 03:22:08,463 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:08,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:08,950 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:22:08,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-23 03:22:09,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:09,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:09,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:09,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 20 [2021-11-23 03:22:09,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:09,467 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-23 03:22:09,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 20 [2021-11-23 03:22:09,513 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:09,588 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:09,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:09,672 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 27 treesize of output 15 [2021-11-23 03:22:09,717 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:09,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:09,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:09,944 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 23 treesize of output 13 [2021-11-23 03:22:10,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:10,159 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:10,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:10,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:10,535 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:22:10,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-23 03:22:10,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:10,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:10,721 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-23 03:22:10,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 30 treesize of output 14 [2021-11-23 03:22:10,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:10,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:10,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:10,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:10,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:10,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-23 03:22:11,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:11,094 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:12,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:12,313 INFO L244 Elim1Store]: Index analysis took 207 ms [2021-11-23 03:22:13,751 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:22:13,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 4034 treesize of output 5426 [2021-11-23 03:22:21,556 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,773 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:21,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:21,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:21,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:21,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,020 INFO L244 Elim1Store]: Index analysis took 129 ms [2021-11-23 03:22:22,040 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 03:22:22,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-23 03:22:22,195 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:22,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:22,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:22,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,505 INFO L244 Elim1Store]: Index analysis took 150 ms [2021-11-23 03:22:22,671 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-23 03:22:22,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2384 [2021-11-23 03:22:22,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:23,127 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:23,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:23,262 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:23,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:23,498 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:23,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:23,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-23 03:22:23,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:23,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:24,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:24,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:24,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-23 03:22:24,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:24,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:24,510 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:24,567 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:24,683 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:24,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:24,789 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:24,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:25,226 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:25,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:25,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:25,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-23 03:22:25,395 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:25,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:25,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-23 03:22:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,990 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-23 03:22:25,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-23 03:22:26,092 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:26,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:26,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:26,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:26,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:26,652 INFO L354 Elim1Store]: treesize reduction 793, result has 32.0 percent of original size [2021-11-23 03:22:26,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 2712 [2021-11-23 03:22:26,773 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:27,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:27,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:27,473 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-11-23 03:22:27,703 INFO L354 Elim1Store]: treesize reduction 1822, result has 0.1 percent of original size [2021-11-23 03:22:27,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 2247 [2021-11-23 03:22:27,850 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:27,939 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:28,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:28,198 INFO L244 Elim1Store]: Index analysis took 156 ms [2021-11-23 03:22:30,315 INFO L354 Elim1Store]: treesize reduction 495, result has 73.6 percent of original size [2021-11-23 03:22:30,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 3718 [2021-11-23 03:22:31,321 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:31,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:31,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:31,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,500 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-23 03:22:31,522 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 03:22:31,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-23 03:22:31,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:31,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:31,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,891 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 03:22:31,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-23 03:22:32,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:32,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:32,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-23 03:22:32,798 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:32,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-23 03:22:33,239 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:33,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,350 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 03:22:33,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-23 03:22:33,466 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:33,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:33,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:33,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,682 INFO L244 Elim1Store]: Index analysis took 146 ms [2021-11-23 03:22:33,707 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 03:22:33,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-23 03:22:33,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:35,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:35,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:35,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:35,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,386 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 2700 treesize of output 2244 [2021-11-23 03:22:35,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:35,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:35,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,605 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 2800 treesize of output 2338 [2021-11-23 03:22:35,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:35,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:36,090 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:36,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:36,299 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:36,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:36,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:36,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:36,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:36,897 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:36,967 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:37,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:37,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:37,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,347 INFO L244 Elim1Store]: Index analysis took 150 ms [2021-11-23 03:22:37,349 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 2700 treesize of output 2244 [2021-11-23 03:22:37,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:37,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:37,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:37,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:37,866 INFO L244 Elim1Store]: Index analysis took 193 ms [2021-11-23 03:22:37,868 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 2800 treesize of output 2338 [2021-11-23 03:22:37,964 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:38,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:38,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:38,620 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:38,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:38,785 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:38,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:38,924 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:39,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:39,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:39,264 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:39,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:39,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:39,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:39,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:39,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:39,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:47,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:47,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:47,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:47,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:47,375 INFO L244 Elim1Store]: Index analysis took 320 ms [2021-11-23 03:22:54,336 WARN L227 SmtUtils]: Spent 6.65s on a formula simplification. DAG size of input: 152 DAG size of output: 122 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:22:54,337 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-23 03:22:54,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 433791 treesize of output 434303 [2021-11-23 03:27:10,184 WARN L227 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 2323 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-23 03:32:58,293 WARN L227 SmtUtils]: Spent 37.07s on a formula simplification. DAG size of input: 3156 DAG size of output: 3134 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)