./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7 --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 85752dfa9e642a242de1661b045d725551498d8fafaaba42a5d915ccb8e5b948 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:12:36,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:12:36,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:12:36,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:12:36,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:12:36,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:12:36,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:12:36,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:12:36,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:12:36,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:12:36,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:12:36,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:12:36,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:12:36,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:12:36,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:12:36,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:12:36,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:12:36,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:12:36,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:12:36,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:12:36,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:12:36,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:12:36,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:12:36,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:12:36,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:12:36,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:12:36,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:12:36,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:12:36,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:12:36,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:12:36,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:12:36,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:12:36,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:12:36,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:12:36,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:12:36,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:12:36,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:12:36,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:12:36,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:12:36,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:12:36,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:12:36,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 20:12:36,758 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:12:36,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:12:36,759 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:12:36,759 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:12:36,760 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:12:36,760 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:12:36,761 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:12:36,761 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:12:36,761 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:12:36,761 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:12:36,762 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:12:36,762 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:12:36,762 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:12:36,762 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:12:36,763 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:12:36,763 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:12:36,763 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:12:36,763 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:12:36,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:12:36,764 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:12:36,765 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:12:36,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:12:36,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:12:36,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:12:36,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:12:36,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:12:36,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:12:36,766 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 20:12:36,767 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:12:36,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:12:36,767 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:12:36,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:12:36,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:12:36,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:12:36,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:12:36,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:12:36,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:12:36,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:12:36,770 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:12:36,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:12:36,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:12:36,770 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:12:36,771 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:12:36,771 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_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85752dfa9e642a242de1661b045d725551498d8fafaaba42a5d915ccb8e5b948 [2021-11-25 20:12:37,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:12:37,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:12:37,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:12:37,124 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:12:37,125 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:12:37,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i [2021-11-25 20:12:37,206 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/data/5e2e07d7c/6117643e206147eb800da0a33186284f/FLAG3eda40ffe [2021-11-25 20:12:37,986 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:12:37,991 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i [2021-11-25 20:12:38,015 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/data/5e2e07d7c/6117643e206147eb800da0a33186284f/FLAG3eda40ffe [2021-11-25 20:12:38,131 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/data/5e2e07d7c/6117643e206147eb800da0a33186284f [2021-11-25 20:12:38,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:12:38,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:12:38,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:12:38,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:12:38,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:12:38,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:12:38" (1/1) ... [2021-11-25 20:12:38,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12fa5c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:38, skipping insertion in model container [2021-11-25 20:12:38,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:12:38" (1/1) ... [2021-11-25 20:12:38,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:12:38,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:12:38,947 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_7d718093-5653-471a-81c0-e5df8df96cdc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[33021,33034] [2021-11-25 20:12:39,199 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_7d718093-5653-471a-81c0-e5df8df96cdc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[49681,49694] [2021-11-25 20:12:39,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:12:39,242 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:12:39,277 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_7d718093-5653-471a-81c0-e5df8df96cdc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[33021,33034] [2021-11-25 20:12:39,371 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_7d718093-5653-471a-81c0-e5df8df96cdc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[49681,49694] [2021-11-25 20:12:39,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:12:39,451 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:12:39,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39 WrapperNode [2021-11-25 20:12:39,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:12:39,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:12:39,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:12:39,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:12:39,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (1/1) ... [2021-11-25 20:12:39,538 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (1/1) ... [2021-11-25 20:12:39,652 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-11-25 20:12:39,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:12:39,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:12:39,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:12:39,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:12:39,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (1/1) ... [2021-11-25 20:12:39,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (1/1) ... [2021-11-25 20:12:39,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (1/1) ... [2021-11-25 20:12:39,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (1/1) ... [2021-11-25 20:12:39,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (1/1) ... [2021-11-25 20:12:39,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (1/1) ... [2021-11-25 20:12:39,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (1/1) ... [2021-11-25 20:12:39,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:12:39,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:12:39,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:12:39,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:12:39,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (1/1) ... [2021-11-25 20:12:39,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:12:39,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:12:39,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:12:39,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:12:39,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:12:39,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 20:12:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 20:12:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:12:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:12:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:12:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:12:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:12:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:12:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:12:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 20:12:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:12:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:12:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:12:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:12:39,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:12:40,363 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:12:40,365 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:12:42,071 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:12:42,746 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:12:42,747 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-25 20:12:42,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:12:42 BoogieIcfgContainer [2021-11-25 20:12:42,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:12:42,757 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:12:42,757 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:12:42,761 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:12:42,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:12:38" (1/3) ... [2021-11-25 20:12:42,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ebc13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:12:42, skipping insertion in model container [2021-11-25 20:12:42,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:39" (2/3) ... [2021-11-25 20:12:42,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ebc13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:12:42, skipping insertion in model container [2021-11-25 20:12:42,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:12:42" (3/3) ... [2021-11-25 20:12:42,771 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test5-3.i [2021-11-25 20:12:42,778 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:12:42,778 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-11-25 20:12:42,848 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:12:42,861 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 [2021-11-25 20:12:42,861 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-11-25 20:12:42,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 190 states, 166 states have (on average 1.8313253012048192) internal successors, (304), 181 states have internal predecessors, (304), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-25 20:12:42,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 20:12:42,900 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:12:42,901 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-25 20:12:42,902 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:12:42,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:12:42,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1340156, now seen corresponding path program 1 times [2021-11-25 20:12:42,925 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:12:42,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864621838] [2021-11-25 20:12:42,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:12:42,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:12:43,111 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:12:43,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [540623366] [2021-11-25 20:12:43,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:12:43,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:12:43,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:12:43,120 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:12:43,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:12:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:12:43,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:12:43,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:12:43,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:12:43,468 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:12:43,469 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:12:43,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864621838] [2021-11-25 20:12:43,470 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:12:43,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [540623366] [2021-11-25 20:12:43,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [540623366] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:12:43,471 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:12:43,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-25 20:12:43,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358326064] [2021-11-25 20:12:43,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:12:43,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:12:43,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:12:43,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:12:43,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:12:43,525 INFO L87 Difference]: Start difference. First operand has 190 states, 166 states have (on average 1.8313253012048192) internal successors, (304), 181 states have internal predecessors, (304), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2021-11-25 20:12:45,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:12:45,138 INFO L93 Difference]: Finished difference Result 528 states and 925 transitions. [2021-11-25 20:12:45,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:12:45,144 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 3 [2021-11-25 20:12:45,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:12:45,155 INFO L225 Difference]: With dead ends: 528 [2021-11-25 20:12:45,156 INFO L226 Difference]: Without dead ends: 312 [2021-11-25 20:12:45,160 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:12:45,163 INFO L933 BasicCegarLoop]: 200 mSDtfsCounter, 159 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:12:45,164 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 381 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 20:12:45,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2021-11-25 20:12:45,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 212. [2021-11-25 20:12:45,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 186 states have (on average 1.2473118279569892) internal successors, (232), 203 states have internal predecessors, (232), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 20:12:45,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 264 transitions. [2021-11-25 20:12:45,252 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 264 transitions. Word has length 3 [2021-11-25 20:12:45,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:12:45,253 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 264 transitions. [2021-11-25 20:12:45,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2021-11-25 20:12:45,254 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 264 transitions. [2021-11-25 20:12:45,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 20:12:45,257 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:12:45,257 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:12:45,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:12:45,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 20:12:45,471 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:12:45,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:12:45,471 INFO L85 PathProgramCache]: Analyzing trace with hash -938569559, now seen corresponding path program 1 times [2021-11-25 20:12:45,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:12:45,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24006813] [2021-11-25 20:12:45,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:12:45,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:12:45,717 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:12:45,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [89421445] [2021-11-25 20:12:45,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:12:45,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:12:45,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:12:45,724 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:12:45,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:12:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:12:46,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:12:46,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:12:47,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:12:47,233 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:12:47,233 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:12:47,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24006813] [2021-11-25 20:12:47,234 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:12:47,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89421445] [2021-11-25 20:12:47,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89421445] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:12:47,235 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:12:47,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:12:47,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128960822] [2021-11-25 20:12:47,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:12:47,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:12:47,237 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:12:47,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:12:47,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:12:47,238 INFO L87 Difference]: Start difference. First operand 212 states and 264 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:12:52,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:12:52,877 INFO L93 Difference]: Finished difference Result 312 states and 378 transitions. [2021-11-25 20:12:52,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:12:52,883 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-25 20:12:52,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:12:52,886 INFO L225 Difference]: With dead ends: 312 [2021-11-25 20:12:52,887 INFO L226 Difference]: Without dead ends: 311 [2021-11-25 20:12:52,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:12:52,889 INFO L933 BasicCegarLoop]: 181 mSDtfsCounter, 116 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:12:52,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 521 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-11-25 20:12:52,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-25 20:12:52,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 307. [2021-11-25 20:12:52,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 275 states have (on average 1.2036363636363636) internal successors, (331), 292 states have internal predecessors, (331), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 20:12:52,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 375 transitions. [2021-11-25 20:12:52,930 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 375 transitions. Word has length 48 [2021-11-25 20:12:52,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:12:52,931 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 375 transitions. [2021-11-25 20:12:52,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:12:52,931 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 375 transitions. [2021-11-25 20:12:52,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 20:12:52,934 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:12:52,934 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:12:52,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:12:53,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:12:53,150 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:12:53,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:12:53,151 INFO L85 PathProgramCache]: Analyzing trace with hash 969115508, now seen corresponding path program 1 times [2021-11-25 20:12:53,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:12:53,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413843294] [2021-11-25 20:12:53,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:12:53,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:12:53,424 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:12:53,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [325112283] [2021-11-25 20:12:53,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:12:53,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:12:53,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:12:53,428 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:12:53,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:12:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:12:54,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:12:54,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:12:54,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:12:54,872 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:12:54,873 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:12:54,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413843294] [2021-11-25 20:12:54,873 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:12:54,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325112283] [2021-11-25 20:12:54,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [325112283] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:12:54,876 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:12:54,876 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:12:54,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812054072] [2021-11-25 20:12:54,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:12:54,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:12:54,878 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:12:54,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:12:54,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:12:54,880 INFO L87 Difference]: Start difference. First operand 307 states and 375 transitions. Second operand has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:12:56,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:12:56,538 INFO L93 Difference]: Finished difference Result 307 states and 375 transitions. [2021-11-25 20:12:56,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:12:56,550 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-25 20:12:56,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:12:56,554 INFO L225 Difference]: With dead ends: 307 [2021-11-25 20:12:56,554 INFO L226 Difference]: Without dead ends: 305 [2021-11-25 20:12:56,555 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:12:56,556 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 118 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:12:56,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 327 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-25 20:12:56,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-11-25 20:12:56,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 304. [2021-11-25 20:12:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 274 states have (on average 1.197080291970803) internal successors, (328), 289 states have internal predecessors, (328), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 20:12:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 372 transitions. [2021-11-25 20:12:56,587 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 372 transitions. Word has length 49 [2021-11-25 20:12:56,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:12:56,588 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 372 transitions. [2021-11-25 20:12:56,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:12:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 372 transitions. [2021-11-25 20:12:56,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 20:12:56,591 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:12:56,592 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:12:56,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:12:56,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:12:56,810 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:12:56,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:12:56,811 INFO L85 PathProgramCache]: Analyzing trace with hash -687852433, now seen corresponding path program 1 times [2021-11-25 20:12:56,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:12:56,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394930270] [2021-11-25 20:12:56,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:12:56,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:12:57,052 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:12:57,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [161435366] [2021-11-25 20:12:57,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:12:57,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:12:57,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:12:57,054 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:12:57,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:12:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:12:58,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:12:58,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:12:59,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:12:59,018 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:12:59,018 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:12:59,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394930270] [2021-11-25 20:12:59,019 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:12:59,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [161435366] [2021-11-25 20:12:59,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [161435366] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:12:59,019 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:12:59,019 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:12:59,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694110590] [2021-11-25 20:12:59,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:12:59,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:12:59,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:12:59,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:12:59,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:12:59,022 INFO L87 Difference]: Start difference. First operand 304 states and 372 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-11-25 20:13:02,102 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:13:02,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:13:02,104 INFO L93 Difference]: Finished difference Result 589 states and 737 transitions. [2021-11-25 20:13:02,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:13:02,121 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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 51 [2021-11-25 20:13:02,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:13:02,124 INFO L225 Difference]: With dead ends: 589 [2021-11-25 20:13:02,125 INFO L226 Difference]: Without dead ends: 357 [2021-11-25 20:13:02,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:13:02,128 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 76 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:13:02,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 346 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2021-11-25 20:13:02,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-11-25 20:13:02,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 353. [2021-11-25 20:13:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 313 states have (on average 1.2236421725239617) internal successors, (383), 338 states have internal predecessors, (383), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 20:13:02,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 447 transitions. [2021-11-25 20:13:02,160 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 447 transitions. Word has length 51 [2021-11-25 20:13:02,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:13:02,161 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 447 transitions. [2021-11-25 20:13:02,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-11-25 20:13:02,162 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 447 transitions. [2021-11-25 20:13:02,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 20:13:02,165 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:13:02,165 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:13:02,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 20:13:02,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:02,378 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:13:02,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:13:02,379 INFO L85 PathProgramCache]: Analyzing trace with hash 275991936, now seen corresponding path program 1 times [2021-11-25 20:13:02,379 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:13:02,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89045621] [2021-11-25 20:13:02,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:02,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:13:02,583 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:13:02,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1067093] [2021-11-25 20:13:02,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:02,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:02,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:13:02,588 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:13:02,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 20:13:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:13:03,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:13:03,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:13:04,258 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 20:13:04,259 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:13:04,259 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:13:04,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89045621] [2021-11-25 20:13:04,259 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:13:04,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067093] [2021-11-25 20:13:04,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1067093] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:13:04,260 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:13:04,260 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:13:04,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433882320] [2021-11-25 20:13:04,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:13:04,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:13:04,262 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:13:04,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:13:04,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:13:04,264 INFO L87 Difference]: Start difference. First operand 353 states and 447 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:13:07,684 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:13:07,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:13:07,685 INFO L93 Difference]: Finished difference Result 678 states and 862 transitions. [2021-11-25 20:13:07,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:13:07,710 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 64 [2021-11-25 20:13:07,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:13:07,712 INFO L225 Difference]: With dead ends: 678 [2021-11-25 20:13:07,713 INFO L226 Difference]: Without dead ends: 351 [2021-11-25 20:13:07,714 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:13:07,716 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 11 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:13:07,716 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 328 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 44 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2021-11-25 20:13:07,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2021-11-25 20:13:07,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2021-11-25 20:13:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 311 states have (on average 1.2218649517684887) internal successors, (380), 336 states have internal predecessors, (380), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 20:13:07,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 444 transitions. [2021-11-25 20:13:07,740 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 444 transitions. Word has length 64 [2021-11-25 20:13:07,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:13:07,741 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 444 transitions. [2021-11-25 20:13:07,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:13:07,741 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 444 transitions. [2021-11-25 20:13:07,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 20:13:07,744 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:13:07,744 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:13:07,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 20:13:07,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:07,958 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:13:07,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:13:07,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1091525609, now seen corresponding path program 1 times [2021-11-25 20:13:07,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:13:07,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279823734] [2021-11-25 20:13:07,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:07,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:13:08,038 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:13:08,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1067671913] [2021-11-25 20:13:08,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:08,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:08,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:13:08,044 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:13:08,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 20:13:13,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:13:13,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:13:13,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:13:13,945 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 20:13:13,946 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:13:13,946 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:13:13,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279823734] [2021-11-25 20:13:13,946 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:13:13,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067671913] [2021-11-25 20:13:13,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1067671913] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:13:13,947 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:13:13,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:13:13,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915623423] [2021-11-25 20:13:13,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:13:13,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:13:13,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:13:13,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:13:13,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:13:13,950 INFO L87 Difference]: Start difference. First operand 351 states and 444 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 20:13:16,447 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:13:18,473 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:13:19,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:13:19,075 INFO L93 Difference]: Finished difference Result 684 states and 880 transitions. [2021-11-25 20:13:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:13:19,087 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 77 [2021-11-25 20:13:19,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:13:19,091 INFO L225 Difference]: With dead ends: 684 [2021-11-25 20:13:19,091 INFO L226 Difference]: Without dead ends: 353 [2021-11-25 20:13:19,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:13:19,094 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 1 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:13:19,094 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 497 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2021-11-25 20:13:19,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-11-25 20:13:19,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2021-11-25 20:13:19,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 312 states have (on average 1.2243589743589745) internal successors, (382), 338 states have internal predecessors, (382), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-11-25 20:13:19,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 450 transitions. [2021-11-25 20:13:19,123 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 450 transitions. Word has length 77 [2021-11-25 20:13:19,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:13:19,124 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 450 transitions. [2021-11-25 20:13:19,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 20:13:19,125 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 20:13:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 20:13:19,128 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:13:19,129 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:13:19,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-11-25 20:13:19,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:19,354 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:13:19,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:13:19,355 INFO L85 PathProgramCache]: Analyzing trace with hash 465521, now seen corresponding path program 1 times [2021-11-25 20:13:19,355 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:13:19,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331618338] [2021-11-25 20:13:19,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:19,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:13:19,450 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:13:19,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [941308400] [2021-11-25 20:13:19,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:19,451 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:19,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:13:19,459 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:13:19,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d718093-5653-471a-81c0-e5df8df96cdc/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-25 20:13:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:13:23,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 20:13:23,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:13:23,637 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 20:13:23,637 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:13:23,884 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:13:23,884 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:13:23,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331618338] [2021-11-25 20:13:23,884 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:13:23,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [941308400] [2021-11-25 20:13:23,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [941308400] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:13:23,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1718691910] [2021-11-25 20:13:23,924 INFO L159 IcfgInterpreter]: Started Sifa with 67 locations of interest [2021-11-25 20:13:23,925 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:13:23,931 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:13:23,937 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:13:23,937 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:13:24,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,176 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 20:13:24,179 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 [2021-11-25 20:13:24,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 20:13:24,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,269 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 20:13:24,269 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 [2021-11-25 20:13:24,286 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 [2021-11-25 20:13:24,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,302 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 [2021-11-25 20:13:24,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 20:13:24,330 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 [2021-11-25 20:13:24,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-25 20:13:24,406 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 [2021-11-25 20:13:24,421 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 [2021-11-25 20:13:24,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,919 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 [2021-11-25 20:13:24,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 20:13:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:24,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 20:13:25,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,015 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 [2021-11-25 20:13:25,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,057 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 [2021-11-25 20:13:25,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:13:25,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:13:25,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,153 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 [2021-11-25 20:13:25,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 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 [2021-11-25 20:13:25,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 20:13:25,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 55 [2021-11-25 20:13:25,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,309 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 [2021-11-25 20:13:25,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:13:25,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:13:25,445 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 [2021-11-25 20:13:25,451 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 [2021-11-25 20:13:25,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:13:25,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 20:13:25,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 20:13:25,540 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 [2021-11-25 20:13:25,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-25 20:13:25,552 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 [2021-11-25 20:13:25,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,632 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 [2021-11-25 20:13:25,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 20:13:25,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,687 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 [2021-11-25 20:13:25,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,812 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 [2021-11-25 20:13:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,831 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 [2021-11-25 20:13:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:25,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 20:13:33,416 WARN L227 SmtUtils]: Spent 7.42s 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) [2021-11-25 20:13:33,417 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 20:13:33,417 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 1998 treesize of output 1475 [2021-11-25 20:13:33,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:45,429 WARN L227 SmtUtils]: Spent 11.89s 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) [2021-11-25 20:13:45,430 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 20:13:45,431 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 2099 treesize of output 1817 [2021-11-25 20:13:45,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:13:46,181 INFO L244 Elim1Store]: Index analysis took 478 ms [2021-11-25 20:14:00,721 WARN L227 SmtUtils]: Spent 14.28s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:14:00,723 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 20:14:00,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 1377 [2021-11-25 20:14:01,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:01,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:01,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:01,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:01,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:01,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:01,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:01,618 INFO L244 Elim1Store]: Index analysis took 333 ms [2021-11-25 20:14:02,911 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 20:14:02,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-25 20:14:03,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:03,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:03,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:03,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:03,420 INFO L244 Elim1Store]: Index analysis took 245 ms [2021-11-25 20:14:03,440 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 20:14:03,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 20:14:04,123 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:04,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:04,373 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 20:14:04,374 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 38 treesize of output 20 [2021-11-25 20:14:04,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:04,474 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:04,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:05,002 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:14:05,004 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 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 20:14:05,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:05,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:05,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:05,199 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 20:14:05,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:05,375 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 20:14:05,375 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 3 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 20:14:05,428 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:05,495 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:05,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:05,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:05,602 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 20:14:05,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:05,737 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 [2021-11-25 20:14:05,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:06,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:06,511 INFO L354 Elim1Store]: treesize reduction 20, result has 62.3 percent of original size [2021-11-25 20:14:06,511 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 5 case distinctions, treesize of input 67 treesize of output 77 [2021-11-25 20:14:06,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:06,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:06,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:06,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:06,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 42 [2021-11-25 20:14:06,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:06,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:06,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:06,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:06,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:06,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 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 [2021-11-25 20:14:08,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:08,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:08,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:08,675 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 2674 treesize of output 2236 [2021-11-25 20:14:08,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:08,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:08,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:08,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:08,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6539 treesize of output 6095 [2021-11-25 20:14:09,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:09,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:09,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:09,118 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 [2021-11-25 20:14:09,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:09,299 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:09,354 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:09,406 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:09,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:09,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:09,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:09,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:09,607 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 [2021-11-25 20:14:10,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:10,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:10,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:10,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:10,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:10,347 INFO L244 Elim1Store]: Index analysis took 131 ms [2021-11-25 20:14:11,017 INFO L354 Elim1Store]: treesize reduction 362, result has 69.0 percent of original size [2021-11-25 20:14:11,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 3142 [2021-11-25 20:14:11,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:11,203 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:11,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:11,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:11,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:11,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:12,007 INFO L354 Elim1Store]: treesize reduction 362, result has 68.8 percent of original size [2021-11-25 20:14:12,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 3042 [2021-11-25 20:14:12,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:12,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:12,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:12,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:12,493 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-11-25 20:14:12,724 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 20:14:12,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 6548 treesize of output 1 [2021-11-25 20:14:12,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:12,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:12,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:12,977 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-11-25 20:14:13,207 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 20:14:13,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2683 treesize of output 1 [2021-11-25 20:14:13,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:13,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:13,734 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:13,831 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:13,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:13,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:13,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:14,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:14,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:14,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:14,333 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:14,391 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:14,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:15,032 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:15,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:15,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:15,264 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:15,298 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:15,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:15,407 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:15,558 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:15,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:15,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:15,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:15,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:15,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:15,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:15,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:15,781 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-11-25 20:14:15,919 INFO L354 Elim1Store]: treesize reduction 4, result has 98.2 percent of original size [2021-11-25 20:14:15,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2788 treesize of output 2552 [2021-11-25 20:14:16,001 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:16,034 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:16,072 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:16,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:16,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:16,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:16,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:16,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:16,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:16,478 INFO L354 Elim1Store]: treesize reduction 4, result has 98.2 percent of original size [2021-11-25 20:14:16,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 2458 [2021-11-25 20:14:16,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:16,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:16,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:16,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:16,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:16,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:16,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:16,830 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-11-25 20:14:16,898 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:14:16,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6548 treesize of output 1 [2021-11-25 20:14:16,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:16,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:17,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:17,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:17,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:17,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:17,067 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-11-25 20:14:17,119 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:14:17,120 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 1 case distinctions, treesize of input 2683 treesize of output 1 [2021-11-25 20:14:17,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:17,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:17,489 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:17,584 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:17,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:17,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:17,763 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:17,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:17,974 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:18,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:18,067 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:18,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:18,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:18,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:18,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:18,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:18,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:18,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:18,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:18,783 INFO L244 Elim1Store]: Index analysis took 149 ms [2021-11-25 20:14:18,787 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 [2021-11-25 20:14:18,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:18,918 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:18,952 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:18,992 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:19,042 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:19,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:19,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:19,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:19,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,408 INFO L244 Elim1Store]: Index analysis took 180 ms [2021-11-25 20:14:19,411 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 [2021-11-25 20:14:19,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:19,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:19,783 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-25 20:14:19,786 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 2695 treesize of output 2239 [2021-11-25 20:14:19,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:19,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:20,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:20,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:20,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:20,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:20,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:20,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:20,166 INFO L244 Elim1Store]: Index analysis took 241 ms [2021-11-25 20:14:20,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 20:14:20,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:20,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:20,905 INFO L244 Elim1Store]: Index analysis took 215 ms [2021-11-25 20:14:23,646 INFO L354 Elim1Store]: treesize reduction 563, result has 69.9 percent of original size [2021-11-25 20:14:23,646 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 9 case distinctions, treesize of input 2809 treesize of output 3650 [2021-11-25 20:14:24,169 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:24,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:24,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:24,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:24,429 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:24,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:25,030 INFO L244 Elim1Store]: Index analysis took 238 ms [2021-11-25 20:14:26,566 INFO L354 Elim1Store]: treesize reduction 566, result has 69.3 percent of original size [2021-11-25 20:14:26,567 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 9 case distinctions, treesize of input 2709 treesize of output 3521 [2021-11-25 20:14:27,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:27,480 INFO L244 Elim1Store]: Index analysis took 260 ms [2021-11-25 20:14:27,931 INFO L354 Elim1Store]: treesize reduction 1840, result has 0.1 percent of original size [2021-11-25 20:14:27,932 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 9 case distinctions, treesize of input 2704 treesize of output 1 [2021-11-25 20:14:28,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:28,368 INFO L244 Elim1Store]: Index analysis took 344 ms [2021-11-25 20:14:30,122 INFO L354 Elim1Store]: treesize reduction 1918, result has 18.0 percent of original size [2021-11-25 20:14:30,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 6569 treesize of output 6521 [2021-11-25 20:14:31,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:31,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:31,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,611 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-11-25 20:14:31,612 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 [2021-11-25 20:14:31,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:31,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:31,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:31,833 INFO L244 Elim1Store]: Index analysis took 104 ms [2021-11-25 20:14:31,835 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 [2021-11-25 20:14:31,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:32,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:32,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,059 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 2695 treesize of output 2239 [2021-11-25 20:14:32,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:32,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:32,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,297 INFO L244 Elim1Store]: Index analysis took 138 ms [2021-11-25 20:14:32,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 20:14:32,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:32,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:32,758 INFO L244 Elim1Store]: Index analysis took 109 ms [2021-11-25 20:14:32,927 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-25 20:14:32,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2700 treesize of output 2260 [2021-11-25 20:14:33,060 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:33,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:33,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:33,199 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:33,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:33,332 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:33,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:33,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:33,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:33,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:33,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:33,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:33,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:33,608 INFO L244 Elim1Store]: Index analysis took 198 ms [2021-11-25 20:14:33,631 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 20:14:33,632 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 2338 [2021-11-25 20:14:33,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:33,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:33,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:33,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:33,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:34,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:34,012 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-11-25 20:14:34,033 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 20:14:34,033 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 2695 treesize of output 2239 [2021-11-25 20:14:34,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:34,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:34,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:34,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:34,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:34,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:34,313 INFO L244 Elim1Store]: Index analysis took 167 ms [2021-11-25 20:14:34,337 INFO L354 Elim1Store]: treesize reduction 70, result has 1.4 percent of original size [2021-11-25 20:14:34,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 20:14:38,296 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,353 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,410 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,489 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,561 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,801 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:38,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:39,079 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:39,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:39,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:39,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:39,272 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:39,326 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:39,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:39,461 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:39,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:39,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:39,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:39,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2606 treesize of output 2236 [2021-11-25 20:14:39,853 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:39,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:39,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:39,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:39,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:39,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 20:14:40,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:40,131 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:40,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:40,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:40,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:40,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:40,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 20:14:40,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:40,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:40,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:40,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:40,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-25 20:14:41,464 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:41,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:41,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:41,622 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:41,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:41,700 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:41,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:41,835 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,064 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,129 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,326 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,428 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,673 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:42,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:42,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:42,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:42,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:42,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2606 treesize of output 2236 [2021-11-25 20:14:43,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:43,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:43,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:43,188 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:43,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:43,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:43,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 20:14:43,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:43,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:43,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:43,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:43,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:43,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:43,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:43,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 20:14:43,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:43,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:43,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:43,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:43,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:43,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-25 20:14:44,759 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:44,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:44,870 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:44,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:45,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:45,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:45,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,206 INFO L244 Elim1Store]: Index analysis took 160 ms [2021-11-25 20:14:45,232 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:14:45,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6492 treesize of output 6098 [2021-11-25 20:14:45,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:45,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,518 INFO L244 Elim1Store]: Index analysis took 102 ms [2021-11-25 20:14:45,541 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:14:45,542 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 1 case distinctions, treesize of input 2627 treesize of output 2239 [2021-11-25 20:14:45,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,749 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:45,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:45,845 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:14:45,845 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 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-25 20:14:45,944 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:45,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:46,068 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:46,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:46,169 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:46,232 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:46,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:46,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:46,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:46,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:14:46,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:46,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:46,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:46,489 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-11-25 20:14:46,515 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:14:46,516 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 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-25 20:14:47,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,277 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,454 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,491 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,529 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,883 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:47,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:48,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:48,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:48,083 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:48,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:48,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:48,215 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:48,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:48,410 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:14:53,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:53,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:53,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:53,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:14:53,765 INFO L244 Elim1Store]: Index analysis took 376 ms [2021-11-25 20:15:00,045 WARN L227 SmtUtils]: Spent 5.88s on a formula simplification. DAG size of input: 152 DAG size of output: 126 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:15:00,046 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 20:15:00,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 168189 treesize of output 168457 [2021-11-25 20:17:24,074 WARN L227 SmtUtils]: Spent 7.12s on a formula simplification. DAG size of input: 1890 DAG size of output: 1891 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)