./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/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_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d619c50f205026415119876db06c9bf079f51316bee7c051af8e3a06a37e393d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:55:23,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:55:23,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:55:23,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:55:23,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:55:23,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:55:23,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:55:23,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:55:23,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:55:23,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:55:23,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:55:23,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:55:23,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:55:23,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:55:23,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:55:23,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:55:23,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:55:23,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:55:23,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:55:23,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:55:23,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:55:23,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:55:23,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:55:23,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:55:23,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:55:23,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:55:23,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:55:23,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:55:23,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:55:23,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:55:23,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:55:23,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:55:23,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:55:23,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:55:23,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:55:23,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:55:23,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:55:23,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:55:23,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:55:23,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:55:23,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:55:23,760 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 18:55:23,826 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:55:23,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:55:23,835 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:55:23,835 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:55:23,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:55:23,837 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:55:23,837 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:55:23,837 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:55:23,838 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:55:23,838 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:55:23,839 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:55:23,839 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:55:23,840 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:55:23,840 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:55:23,840 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:55:23,841 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:55:23,841 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:55:23,841 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:55:23,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:55:23,843 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:55:23,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:55:23,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:55:23,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:55:23,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:55:23,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:55:23,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:55:23,845 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:55:23,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:55:23,845 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:55:23,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:55:23,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:55:23,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:55:23,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:55:23,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:55:23,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:55:23,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:55:23,848 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:55:23,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:55:23,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:55:23,849 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:55:23,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:55:23,850 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_98e219ef-2508-4f54-b30b-4b257e31dce3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d619c50f205026415119876db06c9bf079f51316bee7c051af8e3a06a37e393d [2021-11-25 18:55:24,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:55:24,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:55:24,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:55:24,233 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:55:24,234 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:55:24,236 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i [2021-11-25 18:55:24,310 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/data/7c17ee45e/ffca0c54bd2a4796bf16c70e0e824c85/FLAG6f3368854 [2021-11-25 18:55:25,069 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:55:25,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i [2021-11-25 18:55:25,109 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/data/7c17ee45e/ffca0c54bd2a4796bf16c70e0e824c85/FLAG6f3368854 [2021-11-25 18:55:25,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/data/7c17ee45e/ffca0c54bd2a4796bf16c70e0e824c85 [2021-11-25 18:55:25,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:55:25,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:55:25,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:55:25,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:55:25,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:55:25,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:55:25" (1/1) ... [2021-11-25 18:55:25,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32096991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:25, skipping insertion in model container [2021-11-25 18:55:25,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:55:25" (1/1) ... [2021-11-25 18:55:25,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:55:25,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:55:25,892 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_98e219ef-2508-4f54-b30b-4b257e31dce3/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i[37019,37032] [2021-11-25 18:55:26,003 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_98e219ef-2508-4f54-b30b-4b257e31dce3/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i[47352,47365] [2021-11-25 18:55:26,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:55:26,055 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:55:26,097 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_98e219ef-2508-4f54-b30b-4b257e31dce3/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i[37019,37032] [2021-11-25 18:55:26,156 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_98e219ef-2508-4f54-b30b-4b257e31dce3/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i[47352,47365] [2021-11-25 18:55:26,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:55:26,245 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:55:26,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26 WrapperNode [2021-11-25 18:55:26,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:55:26,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:55:26,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:55:26,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:55:26,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (1/1) ... [2021-11-25 18:55:26,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (1/1) ... [2021-11-25 18:55:26,454 INFO L137 Inliner]: procedures = 208, calls = 286, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1039 [2021-11-25 18:55:26,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:55:26,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:55:26,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:55:26,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:55:26,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (1/1) ... [2021-11-25 18:55:26,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (1/1) ... [2021-11-25 18:55:26,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (1/1) ... [2021-11-25 18:55:26,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (1/1) ... [2021-11-25 18:55:26,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (1/1) ... [2021-11-25 18:55:26,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (1/1) ... [2021-11-25 18:55:26,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (1/1) ... [2021-11-25 18:55:26,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:55:26,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:55:26,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:55:26,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:55:26,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (1/1) ... [2021-11-25 18:55:26,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:55:26,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:55:26,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:55:26,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:55:26,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 18:55:26,758 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 18:55:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:55:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 18:55:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:55:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:55:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:55:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 18:55:26,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 18:55:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:55:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:55:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:55:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:55:26,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:55:26,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:55:26,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:55:27,024 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:55:27,026 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:55:28,583 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:55:29,129 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:55:29,129 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-25 18:55:29,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:55:29 BoogieIcfgContainer [2021-11-25 18:55:29,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:55:29,138 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:55:29,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:55:29,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:55:29,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:55:25" (1/3) ... [2021-11-25 18:55:29,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a0fe72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:55:29, skipping insertion in model container [2021-11-25 18:55:29,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:55:26" (2/3) ... [2021-11-25 18:55:29,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a0fe72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:55:29, skipping insertion in model container [2021-11-25 18:55:29,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:55:29" (3/3) ... [2021-11-25 18:55:29,156 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test2-2.i [2021-11-25 18:55:29,163 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:55:29,163 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 18:55:29,238 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:55:29,256 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 18:55:29,257 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 18:55:29,291 INFO L276 IsEmpty]: Start isEmpty. Operand has 123 states, 110 states have (on average 1.8) internal successors, (198), 117 states have internal predecessors, (198), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 18:55:29,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 18:55:29,298 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:55:29,299 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:55:29,299 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:55:29,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:55:29,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1967387469, now seen corresponding path program 1 times [2021-11-25 18:55:29,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:55:29,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289748230] [2021-11-25 18:55:29,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:55:29,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:55:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:55:29,552 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 18:55:29,553 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:55:29,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289748230] [2021-11-25 18:55:29,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289748230] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:55:29,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:55:29,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:55:29,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070859433] [2021-11-25 18:55:29,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:55:29,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 18:55:29,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:55:29,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 18:55:29,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:55:29,609 INFO L87 Difference]: Start difference. First operand has 123 states, 110 states have (on average 1.8) internal successors, (198), 117 states have internal predecessors, (198), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 18:55:31,956 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 18:55:31,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:55:31,957 INFO L93 Difference]: Finished difference Result 245 states and 432 transitions. [2021-11-25 18:55:31,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 18:55:31,984 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-25 18:55:31,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:55:31,997 INFO L225 Difference]: With dead ends: 245 [2021-11-25 18:55:31,997 INFO L226 Difference]: Without dead ends: 107 [2021-11-25 18:55:32,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:55:32,006 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:55:32,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-11-25 18:55:32,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-25 18:55:32,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-25 18:55:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 95 states have (on average 1.2210526315789474) internal successors, (116), 101 states have internal predecessors, (116), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 18:55:32,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 132 transitions. [2021-11-25 18:55:32,115 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 132 transitions. Word has length 8 [2021-11-25 18:55:32,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:55:32,116 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 132 transitions. [2021-11-25 18:55:32,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 18:55:32,116 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 132 transitions. [2021-11-25 18:55:32,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 18:55:32,118 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:55:32,118 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] [2021-11-25 18:55:32,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:55:32,119 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:55:32,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:55:32,120 INFO L85 PathProgramCache]: Analyzing trace with hash 666058235, now seen corresponding path program 1 times [2021-11-25 18:55:32,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:55:32,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585704266] [2021-11-25 18:55:32,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:55:32,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:55:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:55:32,214 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 18:55:32,215 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:55:32,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585704266] [2021-11-25 18:55:32,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585704266] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:55:32,216 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:55:32,216 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:55:32,217 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31636130] [2021-11-25 18:55:32,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:55:32,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:55:32,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:55:32,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:55:32,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:55:32,220 INFO L87 Difference]: Start difference. First operand 107 states and 132 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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 18:55:34,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:55:34,580 INFO L93 Difference]: Finished difference Result 222 states and 282 transitions. [2021-11-25 18:55:34,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:55:34,586 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-25 18:55:34,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:55:34,590 INFO L225 Difference]: With dead ends: 222 [2021-11-25 18:55:34,590 INFO L226 Difference]: Without dead ends: 168 [2021-11-25 18:55:34,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:55:34,593 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 66 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:55:34,594 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 319 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-25 18:55:34,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-11-25 18:55:34,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 109. [2021-11-25 18:55:34,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 97 states have (on average 1.2164948453608246) internal successors, (118), 103 states have internal predecessors, (118), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 18:55:34,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 134 transitions. [2021-11-25 18:55:34,615 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 134 transitions. Word has length 20 [2021-11-25 18:55:34,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:55:34,615 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 134 transitions. [2021-11-25 18:55:34,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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 18:55:34,616 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 134 transitions. [2021-11-25 18:55:34,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 18:55:34,618 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:55:34,619 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] [2021-11-25 18:55:34,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:55:34,620 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:55:34,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:55:34,621 INFO L85 PathProgramCache]: Analyzing trace with hash -148459342, now seen corresponding path program 1 times [2021-11-25 18:55:34,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:55:34,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982020463] [2021-11-25 18:55:34,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:55:34,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:55:34,813 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:55:34,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1685594873] [2021-11-25 18:55:34,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:55:34,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:55:34,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:55:34,833 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:55:34,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:55:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:55:35,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 1648 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:55:35,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:55:36,015 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 18:55:36,015 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:55:36,015 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:55:36,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982020463] [2021-11-25 18:55:36,016 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:55:36,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685594873] [2021-11-25 18:55:36,017 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685594873] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:55:36,017 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:55:36,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:55:36,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961635880] [2021-11-25 18:55:36,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:55:36,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:55:36,018 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:55:36,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:55:36,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:55:36,020 INFO L87 Difference]: Start difference. First operand 109 states and 134 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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 18:55:37,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:55:37,312 INFO L93 Difference]: Finished difference Result 260 states and 324 transitions. [2021-11-25 18:55:37,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:55:37,322 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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 44 [2021-11-25 18:55:37,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:55:37,324 INFO L225 Difference]: With dead ends: 260 [2021-11-25 18:55:37,325 INFO L226 Difference]: Without dead ends: 154 [2021-11-25 18:55:37,326 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 42 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 18:55:37,328 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 43 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:55:37,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 238 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 18:55:37,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2021-11-25 18:55:37,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2021-11-25 18:55:37,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 135 states have (on average 1.2148148148148148) internal successors, (164), 146 states have internal predecessors, (164), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 5 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 18:55:37,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 190 transitions. [2021-11-25 18:55:37,349 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 190 transitions. Word has length 44 [2021-11-25 18:55:37,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:55:37,350 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 190 transitions. [2021-11-25 18:55:37,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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 18:55:37,350 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 190 transitions. [2021-11-25 18:55:37,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 18:55:37,353 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:55:37,354 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] [2021-11-25 18:55:37,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:55:37,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:55:37,578 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:55:37,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:55:37,579 INFO L85 PathProgramCache]: Analyzing trace with hash 2144184370, now seen corresponding path program 1 times [2021-11-25 18:55:37,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:55:37,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879996493] [2021-11-25 18:55:37,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:55:37,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:55:37,669 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:55:37,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1755037124] [2021-11-25 18:55:37,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:55:37,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:55:37,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:55:37,677 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:55:37,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 18:55:38,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:55:38,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:55:38,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:55:38,541 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 18:55:38,541 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:55:38,542 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:55:38,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879996493] [2021-11-25 18:55:38,542 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:55:38,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1755037124] [2021-11-25 18:55:38,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1755037124] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:55:38,543 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:55:38,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:55:38,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845376289] [2021-11-25 18:55:38,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:55:38,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:55:38,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:55:38,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:55:38,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:55:38,546 INFO L87 Difference]: Start difference. First operand 152 states and 190 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 18:55:40,689 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 18:55:40,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:55:40,717 INFO L93 Difference]: Finished difference Result 258 states and 321 transitions. [2021-11-25 18:55:40,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:55:40,717 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 57 [2021-11-25 18:55:40,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:55:40,721 INFO L225 Difference]: With dead ends: 258 [2021-11-25 18:55:40,721 INFO L226 Difference]: Without dead ends: 122 [2021-11-25 18:55:40,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 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 18:55:40,730 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 163 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:55:40,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 156 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-25 18:55:40,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-11-25 18:55:40,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2021-11-25 18:55:40,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 110 states have (on average 1.1818181818181819) internal successors, (130), 116 states have internal predecessors, (130), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 18:55:40,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 146 transitions. [2021-11-25 18:55:40,755 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 146 transitions. Word has length 57 [2021-11-25 18:55:40,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:55:40,756 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 146 transitions. [2021-11-25 18:55:40,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 18:55:40,757 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 146 transitions. [2021-11-25 18:55:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 18:55:40,760 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:55:40,760 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 18:55:40,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 18:55:40,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:55:40,989 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:55:40,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:55:40,990 INFO L85 PathProgramCache]: Analyzing trace with hash 427509094, now seen corresponding path program 1 times [2021-11-25 18:55:40,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:55:40,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439554372] [2021-11-25 18:55:40,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:55:40,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:55:41,077 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:55:41,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [863093045] [2021-11-25 18:55:41,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:55:41,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:55:41,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:55:41,085 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:55:41,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 18:55:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:55:43,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 18:55:43,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:55:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 18:55:43,697 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:55:43,697 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:55:43,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439554372] [2021-11-25 18:55:43,698 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:55:43,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863093045] [2021-11-25 18:55:43,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863093045] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:55:43,698 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:55:43,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:55:43,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319492222] [2021-11-25 18:55:43,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:55:43,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:55:43,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:55:43,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:55:43,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:55:43,701 INFO L87 Difference]: Start difference. First operand 122 states and 146 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 18:55:46,702 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 18:55:46,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:55:46,703 INFO L93 Difference]: Finished difference Result 227 states and 276 transitions. [2021-11-25 18:55:46,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:55:46,719 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 64 [2021-11-25 18:55:46,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:55:46,721 INFO L225 Difference]: With dead ends: 227 [2021-11-25 18:55:46,721 INFO L226 Difference]: Without dead ends: 124 [2021-11-25 18:55:46,722 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 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 18:55:46,723 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 1 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:55:46,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 344 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2021-11-25 18:55:46,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-11-25 18:55:46,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-11-25 18:55:46,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 111 states have (on average 1.1891891891891893) internal successors, (132), 118 states have internal predecessors, (132), 8 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (9), 4 states have call predecessors, (9), 8 states have call successors, (9) [2021-11-25 18:55:46,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 149 transitions. [2021-11-25 18:55:46,739 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 149 transitions. Word has length 64 [2021-11-25 18:55:46,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:55:46,740 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 149 transitions. [2021-11-25 18:55:46,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 18:55:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 149 transitions. [2021-11-25 18:55:46,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 18:55:46,743 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:55:46,744 INFO L514 BasicCegarLoop]: trace histogram [2, 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 18:55:46,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 18:55:46,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:55:46,961 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:55:46,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:55:46,962 INFO L85 PathProgramCache]: Analyzing trace with hash -64659160, now seen corresponding path program 1 times [2021-11-25 18:55:46,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:55:46,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291854066] [2021-11-25 18:55:46,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:55:46,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:55:47,026 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:55:47,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1365985229] [2021-11-25 18:55:47,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:55:47,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:55:47,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:55:47,028 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:55:47,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e219ef-2508-4f54-b30b-4b257e31dce3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 18:57:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:57:06,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 18:57:06,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:57:06,615 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 18:57:06,615 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:57:06,934 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 18:57:06,934 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:57:06,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291854066] [2021-11-25 18:57:06,935 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:57:06,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365985229] [2021-11-25 18:57:06,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365985229] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:57:06,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [889622482] [2021-11-25 18:57:06,962 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2021-11-25 18:57:06,962 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:57:06,967 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:57:06,973 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:57:06,974 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:57:07,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 18:57:07,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 18:57:07,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 18:57:07,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,231 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 18:57:07,232 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 18:57:07,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,245 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 18:57:07,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,328 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 18:57:07,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 52 treesize of output 53 [2021-11-25 18:57:07,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 18:57:07,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 18:57:07,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,445 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:57:07,446 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 18:57:07,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,478 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 18:57:07,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2021-11-25 18:57:07,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:07,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-11-25 18:57:08,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,039 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 18:57:08,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,064 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 18:57:08,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,127 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 18:57:08,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 18:57:08,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 18:57:08,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,243 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 18:57:08,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,306 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 18:57:08,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 18:57:08,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,390 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 18:57:08,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,423 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 18:57:08,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,450 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 18:57:08,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 18:57:08,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 18:57:08,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 18:57:08,680 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 18:57:08,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 60 [2021-11-25 18:57:08,720 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 18:57:08,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2021-11-25 18:57:08,757 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 18:57:08,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 50 [2021-11-25 18:57:08,808 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 18:57:08,814 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 18:57:08,826 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 18:57:08,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 18:57:08,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,943 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 18:57:08,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:08,976 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 18:57:09,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,129 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 18:57:09,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 18:57:09,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:09,188 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 18:57:17,922 WARN L227 SmtUtils]: Spent 8.55s 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 18:57:17,923 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 18:57:17,924 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 18:57:18,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:28,603 WARN L227 SmtUtils]: Spent 10.53s 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 18:57:28,604 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 18:57:28,605 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 18:57:29,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:29,359 INFO L244 Elim1Store]: Index analysis took 532 ms [2021-11-25 18:57:43,041 WARN L227 SmtUtils]: Spent 13.22s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:57:43,043 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 18:57:43,044 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 1542 treesize of output 1373 [2021-11-25 18:57:43,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:43,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:43,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:43,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:43,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:43,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:43,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:43,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:43,936 INFO L244 Elim1Store]: Index analysis took 287 ms [2021-11-25 18:57:43,954 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 18:57:43,955 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 18:57:44,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:44,411 INFO L244 Elim1Store]: Index analysis took 236 ms [2021-11-25 18:57:44,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2021-11-25 18:57:44,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:45,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:45,191 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 18:57:45,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 18:57:45,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:45,728 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:57:45,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 18:57:45,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:45,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:45,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2021-11-25 18:57:46,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:46,257 INFO L354 Elim1Store]: treesize reduction 11, result has 56.0 percent of original size [2021-11-25 18:57:46,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 44 [2021-11-25 18:57:46,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:46,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:46,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:46,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:46,664 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:57:46,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 1194 treesize of output 1010 [2021-11-25 18:57:46,718 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:46,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:46,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:46,840 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:46,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:46,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:47,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:47,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:47,142 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:47,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:47,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:47,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:47,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:47,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:47,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:47,440 INFO L244 Elim1Store]: Index analysis took 196 ms [2021-11-25 18:57:47,865 INFO L354 Elim1Store]: treesize reduction 224, result has 51.4 percent of original size [2021-11-25 18:57:47,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1271 treesize of output 1059 [2021-11-25 18:57:47,918 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:48,091 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:48,146 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:48,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:48,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:48,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:48,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:48,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:48,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:48,386 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-11-25 18:57:48,698 INFO L354 Elim1Store]: treesize reduction 203, result has 48.3 percent of original size [2021-11-25 18:57:48,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1203 treesize of output 1013 [2021-11-25 18:57:48,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:48,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:48,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:48,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:48,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:49,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:49,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,294 INFO L244 Elim1Store]: Index analysis took 193 ms [2021-11-25 18:57:49,386 INFO L354 Elim1Store]: treesize reduction 6, result has 66.7 percent of original size [2021-11-25 18:57:49,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 815 treesize of output 377 [2021-11-25 18:57:49,463 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:49,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,597 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 815 treesize of output 365 [2021-11-25 18:57:49,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,727 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,827 INFO L244 Elim1Store]: Index analysis took 124 ms [2021-11-25 18:57:49,829 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 815 treesize of output 365 [2021-11-25 18:57:49,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:49,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:49,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:50,018 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-11-25 18:57:50,353 INFO L354 Elim1Store]: treesize reduction 18, result has 84.6 percent of original size [2021-11-25 18:57:50,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 815 treesize of output 463 [2021-11-25 18:57:50,433 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:50,736 INFO L244 Elim1Store]: Index analysis took 223 ms [2021-11-25 18:57:50,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:52,045 INFO L354 Elim1Store]: treesize reduction 1275, result has 30.8 percent of original size [2021-11-25 18:57:52,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 1280 treesize of output 1393 [2021-11-25 18:57:52,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:52,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:52,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:52,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:52,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1194 treesize of output 820 [2021-11-25 18:57:52,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:52,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:52,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:52,564 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:52,607 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:52,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:52,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:52,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:52,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:52,849 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 18:57:52,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 806 treesize of output 408 [2021-11-25 18:57:52,883 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:52,936 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:52,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:53,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:53,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:53,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:53,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:53,587 INFO L354 Elim1Store]: treesize reduction 796, result has 34.6 percent of original size [2021-11-25 18:57:53,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 1271 treesize of output 1243 [2021-11-25 18:57:53,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:53,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:53,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:53,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:53,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:53,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1194 treesize of output 820 [2021-11-25 18:57:53,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:53,951 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:53,981 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:54,016 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:54,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:54,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:54,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:54,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:54,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:54,273 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 18:57:54,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 806 treesize of output 408 [2021-11-25 18:57:54,301 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:54,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:54,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:54,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:54,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:54,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:54,407 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 806 treesize of output 362 [2021-11-25 18:57:54,436 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:54,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:54,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:55,231 INFO L354 Elim1Store]: treesize reduction 880, result has 34.5 percent of original size [2021-11-25 18:57:55,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 1271 treesize of output 1285 [2021-11-25 18:57:55,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:55,739 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:55,767 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:55,794 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:55,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:55,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:55,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:55,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:55,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:56,045 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:57:56,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 1250 treesize of output 1038 [2021-11-25 18:57:56,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:56,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:56,210 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:56,277 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:56,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:56,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:56,336 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 1173 treesize of output 817 [2021-11-25 18:57:56,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:56,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:56,513 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:56,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:56,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:56,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:56,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:56,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:56,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:56,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:56,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:56,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:56,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:56,836 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-11-25 18:57:57,201 INFO L354 Elim1Store]: treesize reduction 6, result has 97.7 percent of original size [2021-11-25 18:57:57,202 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 2 case distinctions, treesize of input 1259 treesize of output 1081 [2021-11-25 18:57:57,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,401 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:57,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:57,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:57,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:57,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:57,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1182 treesize of output 820 [2021-11-25 18:57:57,567 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,758 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,870 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,929 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:57,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:58,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:58,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:58,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:58,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:58,068 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 1250 treesize of output 820 [2021-11-25 18:57:58,131 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,305 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,372 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,394 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,463 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,501 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,550 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,675 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:58,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,053 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,083 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,111 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:59,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:59,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:59,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:59,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:59,236 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 1250 treesize of output 820 [2021-11-25 18:57:59,291 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,378 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,405 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,559 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,719 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:57:59,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:59,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:57:59,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:57:59,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:00,005 INFO L244 Elim1Store]: Index analysis took 198 ms [2021-11-25 18:58:00,574 INFO L354 Elim1Store]: treesize reduction 798, result has 33.4 percent of original size [2021-11-25 18:58:00,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 1259 treesize of output 1223 [2021-11-25 18:58:00,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:00,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:58:00,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:00,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:58:00,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:00,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:58:00,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 794 treesize of output 362 [2021-11-25 18:58:00,757 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:00,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:00,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:00,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:00,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:00,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:00,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:58:01,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:01,187 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 785 treesize of output 359 [2021-11-25 18:58:01,221 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,247 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:58:01,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:01,459 INFO L354 Elim1Store]: treesize reduction 790, result has 0.1 percent of original size [2021-11-25 18:58:01,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 1250 treesize of output 820 [2021-11-25 18:58:01,495 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,562 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,582 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,736 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,864 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:01,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:02,046 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:02,072 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:02,098 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:02,124 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:02,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:02,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:02,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:02,758 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:58:02,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 18:58:02,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:02,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:02,873 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-25 18:58:02,873 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 32 treesize of output 16 [2021-11-25 18:58:02,936 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:03,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:03,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:03,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:03,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 47 [2021-11-25 18:58:03,094 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:03,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:58:05,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:05,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:58:05,683 INFO L190 IndexEqualityManager]: detected not equals via solver