./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.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_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/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_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/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_5df181e5-623e-4347-b473-f0471e0448ba/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 dbea62dc4a872959247118f049e63d406eb1e848bb1ed8397f1082fdec77074c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:21:03,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:21:03,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:21:03,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:21:03,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:21:03,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:21:03,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:21:03,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:21:03,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:21:03,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:21:03,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:21:03,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:21:03,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:21:03,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:21:03,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:21:03,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:21:03,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:21:03,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:21:03,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:21:03,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:21:03,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:21:03,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:21:03,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:21:03,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:21:03,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:21:03,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:21:03,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:21:03,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:21:03,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:21:03,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:21:03,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:21:03,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:21:03,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:21:03,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:21:03,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:21:03,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:21:03,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:21:03,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:21:03,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:21:03,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:21:03,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:21:03,207 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 20:21:03,233 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:21:03,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:21:03,233 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:21:03,234 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:21:03,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:21:03,235 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:21:03,235 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:21:03,236 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:21:03,236 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:21:03,243 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:21:03,243 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:21:03,244 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:21:03,244 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:21:03,244 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:21:03,244 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:21:03,245 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:21:03,245 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:21:03,245 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:21:03,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:21:03,246 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:21:03,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:21:03,247 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:21:03,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:21:03,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:21:03,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:21:03,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:21:03,249 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:21:03,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:21:03,250 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:21:03,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:21:03,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:21:03,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:21:03,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:21:03,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:21:03,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:21:03,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:21:03,252 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:21:03,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:21:03,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:21:03,253 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:21:03,253 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:21:03,253 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_5df181e5-623e-4347-b473-f0471e0448ba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbea62dc4a872959247118f049e63d406eb1e848bb1ed8397f1082fdec77074c [2021-11-25 20:21:03,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:21:03,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:21:03,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:21:03,599 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:21:03,600 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:21:03,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i [2021-11-25 20:21:03,671 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/data/656be0ac1/a5122cd4f1ca42e1b9e7c4acfd6b3a37/FLAG37ef04f47 [2021-11-25 20:21:04,290 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:21:04,301 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i [2021-11-25 20:21:04,334 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/data/656be0ac1/a5122cd4f1ca42e1b9e7c4acfd6b3a37/FLAG37ef04f47 [2021-11-25 20:21:04,563 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/data/656be0ac1/a5122cd4f1ca42e1b9e7c4acfd6b3a37 [2021-11-25 20:21:04,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:21:04,571 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:21:04,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:21:04,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:21:04,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:21:04,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:21:04" (1/1) ... [2021-11-25 20:21:04,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fd742e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:04, skipping insertion in model container [2021-11-25 20:21:04,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:21:04" (1/1) ... [2021-11-25 20:21:04,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:21:04,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:21:05,207 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_5df181e5-623e-4347-b473-f0471e0448ba/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i[37019,37032] [2021-11-25 20:21:05,352 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_5df181e5-623e-4347-b473-f0471e0448ba/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i[47352,47365] [2021-11-25 20:21:05,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:21:05,381 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:21:05,432 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_5df181e5-623e-4347-b473-f0471e0448ba/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i[37019,37032] [2021-11-25 20:21:05,511 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_5df181e5-623e-4347-b473-f0471e0448ba/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i[47352,47365] [2021-11-25 20:21:05,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:21:05,580 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:21:05,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05 WrapperNode [2021-11-25 20:21:05,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:21:05,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:21:05,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:21:05,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:21:05,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (1/1) ... [2021-11-25 20:21:05,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (1/1) ... [2021-11-25 20:21:05,734 INFO L137 Inliner]: procedures = 208, calls = 235, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 884 [2021-11-25 20:21:05,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:21:05,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:21:05,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:21:05,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:21:05,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (1/1) ... [2021-11-25 20:21:05,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (1/1) ... [2021-11-25 20:21:05,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (1/1) ... [2021-11-25 20:21:05,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (1/1) ... [2021-11-25 20:21:05,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (1/1) ... [2021-11-25 20:21:05,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (1/1) ... [2021-11-25 20:21:05,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (1/1) ... [2021-11-25 20:21:05,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:21:05,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:21:05,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:21:05,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:21:05,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (1/1) ... [2021-11-25 20:21:05,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:21:05,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:21:05,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:21:05,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:21:05,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:21:05,966 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:21:05,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:21:05,966 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 20:21:05,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:21:05,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:21:05,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:21:05,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 20:21:05,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 20:21:05,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:21:05,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:21:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:21:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:21:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:21:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:21:05,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:21:06,126 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:21:06,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:21:07,057 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:21:07,410 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:21:07,410 INFO L301 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-25 20:21:07,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:21:07 BoogieIcfgContainer [2021-11-25 20:21:07,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:21:07,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:21:07,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:21:07,422 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:21:07,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:21:04" (1/3) ... [2021-11-25 20:21:07,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6738272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:21:07, skipping insertion in model container [2021-11-25 20:21:07,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:21:05" (2/3) ... [2021-11-25 20:21:07,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6738272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:21:07, skipping insertion in model container [2021-11-25 20:21:07,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:21:07" (3/3) ... [2021-11-25 20:21:07,425 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test2-1.i [2021-11-25 20:21:07,431 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:21:07,432 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 20:21:07,514 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:21:07,521 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:21:07,521 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 20:21:07,543 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 96 states have (on average 1.8020833333333333) internal successors, (173), 103 states have internal predecessors, (173), 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 20:21:07,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 20:21:07,548 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:21:07,548 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:21:07,549 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:21:07,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:21:07,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1416617355, now seen corresponding path program 1 times [2021-11-25 20:21:07,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:21:07,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608198826] [2021-11-25 20:21:07,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:07,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:21:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:21:07,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:21:07,718 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:21:07,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608198826] [2021-11-25 20:21:07,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608198826] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:21:07,719 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:21:07,720 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:21:07,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906860886] [2021-11-25 20:21:07,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:21:07,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 20:21:07,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:21:07,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 20:21:07,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 20:21:07,757 INFO L87 Difference]: Start difference. First operand has 109 states, 96 states have (on average 1.8020833333333333) internal successors, (173), 103 states have internal predecessors, (173), 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 20:21:08,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:21:08,193 INFO L93 Difference]: Finished difference Result 217 states and 382 transitions. [2021-11-25 20:21:08,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 20:21:08,200 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 20:21:08,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:21:08,210 INFO L225 Difference]: With dead ends: 217 [2021-11-25 20:21:08,211 INFO L226 Difference]: Without dead ends: 107 [2021-11-25 20:21:08,214 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 20:21:08,218 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:21:08,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-25 20:21:08,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-25 20:21:08,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-25 20:21:08,262 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 20:21:08,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 132 transitions. [2021-11-25 20:21:08,266 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 132 transitions. Word has length 8 [2021-11-25 20:21:08,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:21:08,266 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 132 transitions. [2021-11-25 20:21:08,266 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 20:21:08,267 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 132 transitions. [2021-11-25 20:21:08,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 20:21:08,268 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:21:08,269 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 20:21:08,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:21:08,269 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:21:08,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:21:08,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1000196391, now seen corresponding path program 1 times [2021-11-25 20:21:08,270 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:21:08,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257427120] [2021-11-25 20:21:08,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:08,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:21:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:21:08,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:21:08,414 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:21:08,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257427120] [2021-11-25 20:21:08,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257427120] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:21:08,415 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:21:08,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:21:08,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478292487] [2021-11-25 20:21:08,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:21:08,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:21:08,418 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:21:08,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:21:08,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:21:08,421 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 20:21:09,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:21:09,477 INFO L93 Difference]: Finished difference Result 222 states and 282 transitions. [2021-11-25 20:21:09,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:21:09,482 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 20:21:09,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:21:09,485 INFO L225 Difference]: With dead ends: 222 [2021-11-25 20:21:09,485 INFO L226 Difference]: Without dead ends: 168 [2021-11-25 20:21:09,486 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 20:21:09,487 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 66 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:21:09,488 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 319 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-25 20:21:09,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-11-25 20:21:09,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 109. [2021-11-25 20:21:09,503 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 20:21:09,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 134 transitions. [2021-11-25 20:21:09,505 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 134 transitions. Word has length 20 [2021-11-25 20:21:09,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:21:09,506 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 134 transitions. [2021-11-25 20:21:09,506 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 20:21:09,506 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 134 transitions. [2021-11-25 20:21:09,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 20:21:09,508 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:21:09,508 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 20:21:09,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:21:09,509 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:21:09,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:21:09,509 INFO L85 PathProgramCache]: Analyzing trace with hash -981044614, now seen corresponding path program 1 times [2021-11-25 20:21:09,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:21:09,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018779782] [2021-11-25 20:21:09,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:09,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:21:09,673 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:21:09,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1035164487] [2021-11-25 20:21:09,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:09,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:21:09,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:21:09,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:21:09,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:21:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:21:10,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 1648 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:21:10,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:21:10,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:21:10,551 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:21:10,551 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:21:10,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018779782] [2021-11-25 20:21:10,552 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:21:10,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1035164487] [2021-11-25 20:21:10,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1035164487] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:21:10,552 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:21:10,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:21:10,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204201479] [2021-11-25 20:21:10,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:21:10,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:21:10,554 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:21:10,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:21:10,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:21:10,555 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 20:21:12,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:21:12,187 INFO L93 Difference]: Finished difference Result 260 states and 324 transitions. [2021-11-25 20:21:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:21:12,201 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 20:21:12,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:21:12,202 INFO L225 Difference]: With dead ends: 260 [2021-11-25 20:21:12,203 INFO L226 Difference]: Without dead ends: 154 [2021-11-25 20:21:12,204 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 20:21:12,205 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 43 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s 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, 1.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:21:12,206 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 238 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-25 20:21:12,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2021-11-25 20:21:12,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2021-11-25 20:21:12,221 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 20:21:12,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 190 transitions. [2021-11-25 20:21:12,223 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 190 transitions. Word has length 44 [2021-11-25 20:21:12,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:21:12,224 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 190 transitions. [2021-11-25 20:21:12,241 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 20:21:12,241 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 190 transitions. [2021-11-25 20:21:12,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 20:21:12,243 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:21:12,244 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 20:21:12,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:21:12,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:21:12,457 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:21:12,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:21:12,458 INFO L85 PathProgramCache]: Analyzing trace with hash 2039789200, now seen corresponding path program 1 times [2021-11-25 20:21:12,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:21:12,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080079963] [2021-11-25 20:21:12,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:12,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:21:12,536 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:21:12,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [628981112] [2021-11-25 20:21:12,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:12,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:21:12,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:21:12,539 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:21:12,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:21:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:21:12,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:21:12,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:21:13,169 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 20:21:13,169 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:21:13,169 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:21:13,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080079963] [2021-11-25 20:21:13,170 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:21:13,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628981112] [2021-11-25 20:21:13,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628981112] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:21:13,177 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:21:13,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:21:13,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193565609] [2021-11-25 20:21:13,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:21:13,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:21:13,178 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:21:13,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:21:13,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:21:13,180 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 20:21:14,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:21:14,081 INFO L93 Difference]: Finished difference Result 258 states and 321 transitions. [2021-11-25 20:21:14,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:21:14,082 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 20:21:14,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:21:14,084 INFO L225 Difference]: With dead ends: 258 [2021-11-25 20:21:14,084 INFO L226 Difference]: Without dead ends: 122 [2021-11-25 20:21:14,085 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 20:21:14,086 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 163 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:21:14,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 156 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 20:21:14,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-11-25 20:21:14,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2021-11-25 20:21:14,099 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 20:21:14,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 146 transitions. [2021-11-25 20:21:14,100 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 146 transitions. Word has length 57 [2021-11-25 20:21:14,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:21:14,101 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 146 transitions. [2021-11-25 20:21:14,101 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 20:21:14,102 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 146 transitions. [2021-11-25 20:21:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 20:21:14,104 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:21:14,104 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:21:14,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-25 20:21:14,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:21:14,333 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:21:14,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:21:14,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1917685262, now seen corresponding path program 1 times [2021-11-25 20:21:14,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:21:14,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738337076] [2021-11-25 20:21:14,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:14,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:21:14,384 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:21:14,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1398071338] [2021-11-25 20:21:14,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:14,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:21:14,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:21:14,386 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:21:14,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:21:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:21:15,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:21:15,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:21:15,469 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 20:21:15,469 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:21:15,469 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:21:15,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738337076] [2021-11-25 20:21:15,469 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:21:15,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398071338] [2021-11-25 20:21:15,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1398071338] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:21:15,470 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:21:15,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:21:15,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632989314] [2021-11-25 20:21:15,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:21:15,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:21:15,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:21:15,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:21:15,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:21:15,472 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 20:21:17,250 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:21:18,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:21:18,291 INFO L93 Difference]: Finished difference Result 227 states and 276 transitions. [2021-11-25 20:21:18,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:21:18,301 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 20:21:18,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:21:18,303 INFO L225 Difference]: With dead ends: 227 [2021-11-25 20:21:18,303 INFO L226 Difference]: Without dead ends: 124 [2021-11-25 20:21:18,303 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 20:21:18,304 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 1 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s 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, 2.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:21:18,305 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 344 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-11-25 20:21:18,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-11-25 20:21:18,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-11-25 20:21:18,317 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 20:21:18,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 149 transitions. [2021-11-25 20:21:18,319 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 149 transitions. Word has length 64 [2021-11-25 20:21:18,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:21:18,319 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 149 transitions. [2021-11-25 20:21:18,319 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 20:21:18,319 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 149 transitions. [2021-11-25 20:21:18,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 20:21:18,322 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:21:18,323 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 20:21:18,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:21:18,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:21:18,549 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:21:18,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:21:18,549 INFO L85 PathProgramCache]: Analyzing trace with hash 759391854, now seen corresponding path program 1 times [2021-11-25 20:21:18,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:21:18,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948553422] [2021-11-25 20:21:18,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:18,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:21:18,607 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:21:18,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1994725849] [2021-11-25 20:21:18,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:18,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:21:18,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:21:18,613 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:21:18,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df181e5-623e-4347-b473-f0471e0448ba/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:21:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:21:20,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:21:20,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:21:20,431 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 20:21:20,431 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:21:20,643 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 20:21:20,643 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:21:20,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948553422] [2021-11-25 20:21:20,644 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:21:20,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1994725849] [2021-11-25 20:21:20,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1994725849] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:21:20,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1786657506] [2021-11-25 20:21:20,665 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2021-11-25 20:21:20,666 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:21:20,671 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:21:20,676 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:21:20,677 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:21:20,815 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 20:21:20,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,839 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 20:21:20,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-25 20:21:20,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 20:21:20,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 20:21:20,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 20:21:20,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,912 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 20:21:20,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,923 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 20:21:20,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,955 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 20:21:20,955 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 20:21:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:20,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,003 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 20:21:21,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 20:21:21,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-25 20:21:21,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 20:21:21,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 20:21:21,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,473 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 20:21:21,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,500 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 74 treesize of output 76 [2021-11-25 20:21:21,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,566 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 89 treesize of output 79 [2021-11-25 20:21:21,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,593 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 20:21:21,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 20:21:21,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 20:21:21,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,683 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 20:21:21,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 20:21:21,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 20:21:21,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,825 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 20:21:21,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 20:21:21,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:21,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 20:21:21,961 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 20:21:21,965 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 20:21:21,969 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 20:21:22,019 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 20:21:22,020 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 20:21:22,048 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 20:21:22,048 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 20:21:22,093 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 20:21:22,093 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 20:21:22,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:21:22,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:21:22,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:21:22,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,226 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 20:21:22,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 20:21:22,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 20:21:22,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,426 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 20:21:22,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 20:21:22,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:22,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 20:21:28,265 WARN L227 SmtUtils]: Spent 5.66s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:21:28,266 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 20:21:28,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 20:21:28,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:36,623 WARN L227 SmtUtils]: Spent 8.20s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:21:36,623 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 20:21:36,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 20:21:36,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:37,241 INFO L244 Elim1Store]: Index analysis took 425 ms [2021-11-25 20:21:46,230 WARN L227 SmtUtils]: Spent 8.77s 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 20:21:46,231 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 20:21:46,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 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 20:21:46,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:46,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:46,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:46,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:46,887 INFO L244 Elim1Store]: Index analysis took 186 ms [2021-11-25 20:21:47,778 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 20:21:47,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-25 20:21:48,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:48,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:48,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:48,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:48,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 20:21:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:48,668 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 20:21:48,668 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 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 20:21:48,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:49,071 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:21:49,072 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 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 20:21:49,151 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:49,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:49,215 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2021-11-25 20:21:49,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:49,444 INFO L354 Elim1Store]: treesize reduction 11, result has 56.0 percent of original size [2021-11-25 20:21:49,444 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 3 case distinctions, treesize of input 46 treesize of output 44 [2021-11-25 20:21:49,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:49,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:49,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:49,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:49,739 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:21:49,740 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 20:21:49,785 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:49,831 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:49,898 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:49,930 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:49,963 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:50,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:50,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:50,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:50,149 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:50,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:50,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:50,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:50,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:50,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:50,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:50,360 INFO L244 Elim1Store]: Index analysis took 131 ms [2021-11-25 20:21:50,729 INFO L354 Elim1Store]: treesize reduction 224, result has 51.4 percent of original size [2021-11-25 20:21:50,729 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 20:21:50,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:50,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:50,988 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:51,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:51,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:51,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:51,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:51,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:51,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:51,288 INFO L354 Elim1Store]: treesize reduction 203, result has 48.3 percent of original size [2021-11-25 20:21:51,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 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 20:21:51,346 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:51,405 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:51,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:51,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:51,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:51,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:51,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:51,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:51,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:51,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:51,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:51,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:51,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:51,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:51,811 INFO L244 Elim1Store]: Index analysis took 126 ms [2021-11-25 20:21:51,921 INFO L354 Elim1Store]: treesize reduction 6, result has 66.7 percent of original size [2021-11-25 20:21:51,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 815 treesize of output 377 [2021-11-25 20:21:51,972 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:52,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:52,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:52,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:52,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 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 20:21:52,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:52,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:52,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,250 INFO L244 Elim1Store]: Index analysis took 107 ms [2021-11-25 20:21:52,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 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 20:21:52,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:52,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:52,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:52,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:52,426 INFO L244 Elim1Store]: Index analysis took 122 ms [2021-11-25 20:21:52,687 INFO L354 Elim1Store]: treesize reduction 18, result has 84.6 percent of original size [2021-11-25 20:21:52,688 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 3 case distinctions, treesize of input 815 treesize of output 463 [2021-11-25 20:21:52,745 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:53,039 INFO L244 Elim1Store]: Index analysis took 215 ms [2021-11-25 20:21:53,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:54,149 INFO L354 Elim1Store]: treesize reduction 1275, result has 30.8 percent of original size [2021-11-25 20:21:54,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 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 20:21:54,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:54,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:54,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:54,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:54,442 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 20:21:54,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:54,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:54,561 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:54,591 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:54,621 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:54,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:54,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:54,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:54,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:54,791 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 20:21:54,791 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 20:21:54,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:54,858 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:54,883 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:54,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:55,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:55,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:55,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:55,423 INFO L354 Elim1Store]: treesize reduction 796, result has 34.6 percent of original size [2021-11-25 20:21:55,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 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 20:21:55,464 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:55,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:55,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:55,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:55,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:55,614 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 20:21:55,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:55,711 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:55,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:55,776 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:55,803 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:55,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:55,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:55,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:55,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:55,990 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 20:21:55,990 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 20:21:56,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:56,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:56,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:56,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:56,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:56,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:56,081 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 20:21:56,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:56,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:56,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:56,779 INFO L354 Elim1Store]: treesize reduction 880, result has 34.5 percent of original size [2021-11-25 20:21:56,780 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 20:21:56,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,216 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:57,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:57,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:57,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:57,474 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:21:57,476 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 20:21:57,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,608 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:57,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:57,740 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 20:21:57,785 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,924 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,951 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:57,992 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:58,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:58,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:58,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:58,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:58,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:58,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:58,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:58,163 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-11-25 20:21:58,452 INFO L354 Elim1Store]: treesize reduction 6, result has 97.7 percent of original size [2021-11-25 20:21:58,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 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 20:21:58,487 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:58,537 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:58,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:58,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:58,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:58,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:58,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:58,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:58,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:58,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 1182 treesize of output 820 [2021-11-25 20:21:58,762 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:58,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:58,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:58,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:58,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:58,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,053 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,075 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,123 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:59,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:59,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:21:59,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:59,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:21:59,197 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 20:21:59,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,395 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,421 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,450 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,550 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,573 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,595 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,655 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,714 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,745 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:21:59,829 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:22:00,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:00,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:22:00,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:00,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:00,178 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 20:22:00,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,298 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,391 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,424 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,465 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,500 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:00,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:22:00,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:00,821 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:22:00,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:00,862 INFO L244 Elim1Store]: Index analysis took 131 ms [2021-11-25 20:22:01,213 INFO L354 Elim1Store]: treesize reduction 798, result has 33.4 percent of original size [2021-11-25 20:22:01,213 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 4 case distinctions, treesize of input 1259 treesize of output 1223 [2021-11-25 20:22:01,257 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:22:01,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:01,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:22:01,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:01,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:22:01,347 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 794 treesize of output 362 [2021-11-25 20:22:01,372 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,463 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,553 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,581 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,619 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,655 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:22:01,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:01,773 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 20:22:01,803 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:01,913 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:22:01,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:01,984 INFO L354 Elim1Store]: treesize reduction 790, result has 0.1 percent of original size [2021-11-25 20:22:01,984 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 20:22:02,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,107 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,129 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,189 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,332 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,354 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,445 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,505 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:02,634 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:03,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:03,206 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:22:03,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 6 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 20:22:03,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:03,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:03,370 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-25 20:22:03,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 16 [2021-11-25 20:22:03,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:03,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:03,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:03,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:03,503 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 47 [2021-11-25 20:22:03,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:03,565 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:22:05,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:05,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:22:05,723 INFO L190 IndexEqualityManager]: detected not equals via solver