./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/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_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:29:23,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:29:23,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:29:23,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:29:23,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:29:23,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:29:23,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:29:23,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:29:23,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:29:23,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:29:23,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:29:23,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:29:23,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:29:23,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:29:23,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:29:23,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:29:23,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:29:23,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:29:23,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:29:23,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:29:23,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:29:23,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:29:23,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:29:23,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:29:23,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:29:23,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:29:23,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:29:23,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:29:23,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:29:23,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:29:23,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:29:23,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:29:23,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:29:23,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:29:23,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:29:23,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:29:23,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:29:23,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:29:23,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:29:23,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:29:23,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:29:23,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 18:29:23,272 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:29:23,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:29:23,274 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:29:23,274 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:29:23,275 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:29:23,276 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:29:23,276 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:29:23,276 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:29:23,277 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:29:23,277 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:29:23,278 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:29:23,279 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:29:23,279 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:29:23,279 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:29:23,280 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:29:23,280 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:29:23,280 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:29:23,280 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:29:23,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:29:23,282 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:29:23,283 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 18:29:23,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:29:23,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:29:23,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:29:23,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:29:23,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:29:23,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:29:23,287 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 18:29:23,287 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:29:23,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:29:23,287 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:29:23,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:29:23,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:29:23,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:29:23,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:29:23,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:29:23,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:29:23,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:29:23,290 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:29:23,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:29:23,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:29:23,291 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:29:23,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:29:23,292 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_9789a8a3-8b38-445b-a4c1-d8401acd3777/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 [2021-11-25 18:29:23,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:29:23,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:29:23,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:29:23,673 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:29:23,673 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:29:23,675 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2021-11-25 18:29:23,769 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/data/a5dba05a8/00f5c7730c8f4db3b9cb98760b29b84c/FLAG087107dda [2021-11-25 18:29:24,502 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:29:24,503 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2021-11-25 18:29:24,530 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/data/a5dba05a8/00f5c7730c8f4db3b9cb98760b29b84c/FLAG087107dda [2021-11-25 18:29:24,666 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/data/a5dba05a8/00f5c7730c8f4db3b9cb98760b29b84c [2021-11-25 18:29:24,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:29:24,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:29:24,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:29:24,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:29:24,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:29:24,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:29:24" (1/1) ... [2021-11-25 18:29:24,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43602417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:24, skipping insertion in model container [2021-11-25 18:29:24,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:29:24" (1/1) ... [2021-11-25 18:29:24,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:29:24,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:29:25,399 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_9789a8a3-8b38-445b-a4c1-d8401acd3777/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2021-11-25 18:29:25,571 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_9789a8a3-8b38-445b-a4c1-d8401acd3777/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2021-11-25 18:29:25,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:29:25,593 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:29:25,628 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_9789a8a3-8b38-445b-a4c1-d8401acd3777/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2021-11-25 18:29:25,696 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_9789a8a3-8b38-445b-a4c1-d8401acd3777/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2021-11-25 18:29:25,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:29:25,747 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:29:25,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25 WrapperNode [2021-11-25 18:29:25,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:29:25,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:29:25,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:29:25,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:29:25,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (1/1) ... [2021-11-25 18:29:25,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (1/1) ... [2021-11-25 18:29:25,915 INFO L137 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-25 18:29:25,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:29:25,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:29:25,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:29:25,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:29:25,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (1/1) ... [2021-11-25 18:29:25,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (1/1) ... [2021-11-25 18:29:25,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (1/1) ... [2021-11-25 18:29:25,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (1/1) ... [2021-11-25 18:29:26,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (1/1) ... [2021-11-25 18:29:26,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (1/1) ... [2021-11-25 18:29:26,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (1/1) ... [2021-11-25 18:29:26,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:29:26,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:29:26,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:29:26,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:29:26,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (1/1) ... [2021-11-25 18:29:26,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:29:26,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:29:26,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:29:26,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:29:26,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:29:26,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 18:29:26,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 18:29:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:29:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 18:29:26,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 18:29:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-25 18:29:26,154 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-25 18:29:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:29:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:29:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:29:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:29:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 18:29:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:29:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:29:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:29:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:29:26,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:29:26,433 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:29:26,435 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:29:27,545 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:29:27,936 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:29:27,936 INFO L301 CfgBuilder]: Removed 62 assume(true) statements. [2021-11-25 18:29:27,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:29:27 BoogieIcfgContainer [2021-11-25 18:29:27,939 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:29:27,941 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:29:27,941 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:29:27,945 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:29:27,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:29:24" (1/3) ... [2021-11-25 18:29:27,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cdb29a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:29:27, skipping insertion in model container [2021-11-25 18:29:27,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:25" (2/3) ... [2021-11-25 18:29:27,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cdb29a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:29:27, skipping insertion in model container [2021-11-25 18:29:27,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:29:27" (3/3) ... [2021-11-25 18:29:27,953 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test8-1.i [2021-11-25 18:29:27,984 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:29:27,984 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-25 18:29:28,055 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:29:28,065 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 18:29:28,066 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-25 18:29:28,091 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 126 states have (on average 1.8095238095238095) internal successors, (228), 149 states have internal predecessors, (228), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 18:29:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 18:29:28,095 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:29:28,096 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-25 18:29:28,096 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:29:28,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:29:28,102 INFO L85 PathProgramCache]: Analyzing trace with hash 28647256, now seen corresponding path program 1 times [2021-11-25 18:29:28,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:29:28,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953148097] [2021-11-25 18:29:28,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:28,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:29:28,261 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:29:28,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [598427997] [2021-11-25 18:29:28,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:28,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:28,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:29:28,264 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:29:28,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:29:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:29:28,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 18:29:28,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:29:28,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 18:29:28,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 18:29:28,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:28,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 18:29:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:29:28,696 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:29:28,697 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:29:28,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953148097] [2021-11-25 18:29:28,698 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:29:28,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598427997] [2021-11-25 18:29:28,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598427997] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:29:28,699 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:29:28,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:29:28,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433451581] [2021-11-25 18:29:28,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:29:28,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:29:28,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:29:28,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:29:28,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:29:28,744 INFO L87 Difference]: Start difference. First operand has 158 states, 126 states have (on average 1.8095238095238095) internal successors, (228), 149 states have internal predecessors, (228), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:29:30,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:29:30,288 INFO L93 Difference]: Finished difference Result 368 states and 636 transitions. [2021-11-25 18:29:30,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:29:30,291 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-25 18:29:30,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:29:30,304 INFO L225 Difference]: With dead ends: 368 [2021-11-25 18:29:30,304 INFO L226 Difference]: Without dead ends: 208 [2021-11-25 18:29:30,310 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:29:30,314 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 57 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-25 18:29:30,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 503 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-25 18:29:30,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-11-25 18:29:30,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 160. [2021-11-25 18:29:30,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.310077519379845) internal successors, (169), 151 states have internal predecessors, (169), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 18:29:30,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 209 transitions. [2021-11-25 18:29:30,386 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 209 transitions. Word has length 4 [2021-11-25 18:29:30,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:29:30,387 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 209 transitions. [2021-11-25 18:29:30,387 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:29:30,387 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 209 transitions. [2021-11-25 18:29:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 18:29:30,390 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:29:30,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:29:30,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:29:30,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 18:29:30,610 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:29:30,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:29:30,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1765360856, now seen corresponding path program 1 times [2021-11-25 18:29:30,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:29:30,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254830395] [2021-11-25 18:29:30,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:30,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:29:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:29:30,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:29:30,817 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:29:30,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254830395] [2021-11-25 18:29:30,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254830395] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:29:30,818 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:29:30,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:29:30,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109898703] [2021-11-25 18:29:30,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:29:30,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:29:30,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:29:30,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:29:30,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:29:30,822 INFO L87 Difference]: Start difference. First operand 160 states and 209 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:29:32,810 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:29:34,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:29:34,264 INFO L93 Difference]: Finished difference Result 297 states and 393 transitions. [2021-11-25 18:29:34,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:29:34,265 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-25 18:29:34,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:29:34,269 INFO L225 Difference]: With dead ends: 297 [2021-11-25 18:29:34,272 INFO L226 Difference]: Without dead ends: 204 [2021-11-25 18:29:34,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:29:34,278 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 51 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-11-25 18:29:34,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 508 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2021-11-25 18:29:34,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-11-25 18:29:34,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 160. [2021-11-25 18:29:34,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.302325581395349) internal successors, (168), 151 states have internal predecessors, (168), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 18:29:34,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 208 transitions. [2021-11-25 18:29:34,334 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 208 transitions. Word has length 26 [2021-11-25 18:29:34,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:29:34,336 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 208 transitions. [2021-11-25 18:29:34,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:29:34,336 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions. [2021-11-25 18:29:34,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 18:29:34,338 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:29:34,340 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:29:34,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:29:34,340 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:29:34,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:29:34,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1462000852, now seen corresponding path program 1 times [2021-11-25 18:29:34,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:29:34,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858649075] [2021-11-25 18:29:34,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:34,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:29:34,529 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:29:34,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1116417114] [2021-11-25 18:29:34,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:34,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:34,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:29:34,531 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:29:34,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 18:29:35,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:29:35,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:29:35,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:29:35,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:29:35,422 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:29:35,422 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:29:35,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858649075] [2021-11-25 18:29:35,423 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:29:35,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1116417114] [2021-11-25 18:29:35,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1116417114] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:29:35,424 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:29:35,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:29:35,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734582032] [2021-11-25 18:29:35,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:29:35,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:29:35,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:29:35,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:29:35,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:29:35,430 INFO L87 Difference]: Start difference. First operand 160 states and 208 transitions. Second operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:29:36,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:29:36,809 INFO L93 Difference]: Finished difference Result 247 states and 334 transitions. [2021-11-25 18:29:36,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 18:29:36,814 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-25 18:29:36,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:29:36,818 INFO L225 Difference]: With dead ends: 247 [2021-11-25 18:29:36,818 INFO L226 Difference]: Without dead ends: 246 [2021-11-25 18:29:36,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:29:36,821 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 71 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 541 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:29:36,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 541 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 18:29:36,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-11-25 18:29:36,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 213. [2021-11-25 18:29:36,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 177 states have (on average 1.2542372881355932) internal successors, (222), 199 states have internal predecessors, (222), 24 states have call successors, (24), 5 states have call predecessors, (24), 4 states have return successors, (24), 9 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-25 18:29:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 270 transitions. [2021-11-25 18:29:36,883 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 270 transitions. Word has length 30 [2021-11-25 18:29:36,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:29:36,883 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 270 transitions. [2021-11-25 18:29:36,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:29:36,884 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 270 transitions. [2021-11-25 18:29:36,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 18:29:36,885 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:29:36,885 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:29:36,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 18:29:37,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:37,105 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:29:37,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:29:37,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1922613802, now seen corresponding path program 1 times [2021-11-25 18:29:37,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:29:37,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949002362] [2021-11-25 18:29:37,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:37,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:29:37,287 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:29:37,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1120448880] [2021-11-25 18:29:37,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:37,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:37,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:29:37,305 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:29:37,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 18:29:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:29:38,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:29:38,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:29:38,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:29:38,238 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:29:38,238 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:29:38,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949002362] [2021-11-25 18:29:38,238 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:29:38,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1120448880] [2021-11-25 18:29:38,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1120448880] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:29:38,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:29:38,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:29:38,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226844069] [2021-11-25 18:29:38,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:29:38,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:29:38,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:29:38,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:29:38,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:29:38,243 INFO L87 Difference]: Start difference. First operand 213 states and 270 transitions. Second operand has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:29:39,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:29:39,487 INFO L93 Difference]: Finished difference Result 213 states and 270 transitions. [2021-11-25 18:29:39,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:29:39,497 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-11-25 18:29:39,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:29:39,500 INFO L225 Difference]: With dead ends: 213 [2021-11-25 18:29:39,501 INFO L226 Difference]: Without dead ends: 212 [2021-11-25 18:29:39,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:29:39,505 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 190 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:29:39,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [190 Valid, 286 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 18:29:39,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-11-25 18:29:39,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2021-11-25 18:29:39,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 177 states have (on average 1.2485875706214689) internal successors, (221), 198 states have internal predecessors, (221), 24 states have call successors, (24), 5 states have call predecessors, (24), 4 states have return successors, (24), 9 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-25 18:29:39,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 269 transitions. [2021-11-25 18:29:39,531 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 269 transitions. Word has length 31 [2021-11-25 18:29:39,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:29:39,532 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 269 transitions. [2021-11-25 18:29:39,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:29:39,532 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 269 transitions. [2021-11-25 18:29:39,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 18:29:39,535 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:29:39,535 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:29:39,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 18:29:39,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:39,742 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:29:39,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:29:39,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1907968587, now seen corresponding path program 1 times [2021-11-25 18:29:39,743 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:29:39,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826293806] [2021-11-25 18:29:39,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:39,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:29:39,889 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:29:39,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [778927953] [2021-11-25 18:29:39,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:39,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:39,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:29:39,902 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:29:39,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 18:29:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:29:40,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 1604 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:29:40,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:29:41,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:29:41,039 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:29:41,039 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:29:41,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826293806] [2021-11-25 18:29:41,040 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:29:41,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778927953] [2021-11-25 18:29:41,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778927953] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:29:41,041 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:29:41,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:29:41,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475979000] [2021-11-25 18:29:41,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:29:41,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:29:41,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:29:41,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:29:41,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:29:41,044 INFO L87 Difference]: Start difference. First operand 212 states and 269 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 18:29:42,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:29:42,287 INFO L93 Difference]: Finished difference Result 432 states and 547 transitions. [2021-11-25 18:29:42,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:29:42,288 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 39 [2021-11-25 18:29:42,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:29:42,290 INFO L225 Difference]: With dead ends: 432 [2021-11-25 18:29:42,290 INFO L226 Difference]: Without dead ends: 247 [2021-11-25 18:29:42,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:29:42,293 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 47 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:29:42,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 357 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 18:29:42,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2021-11-25 18:29:42,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 244. [2021-11-25 18:29:42,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 208 states have (on average 1.2307692307692308) internal successors, (256), 229 states have internal predecessors, (256), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 10 states have call predecessors, (25), 25 states have call successors, (25) [2021-11-25 18:29:42,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 306 transitions. [2021-11-25 18:29:42,316 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 306 transitions. Word has length 39 [2021-11-25 18:29:42,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:29:42,317 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 306 transitions. [2021-11-25 18:29:42,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 18:29:42,318 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 306 transitions. [2021-11-25 18:29:42,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 18:29:42,320 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:29:42,320 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:29:42,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 18:29:42,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:42,546 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:29:42,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:29:42,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1515966491, now seen corresponding path program 1 times [2021-11-25 18:29:42,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:29:42,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802087134] [2021-11-25 18:29:42,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:42,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:29:42,664 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:29:42,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [299374637] [2021-11-25 18:29:42,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:42,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:42,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:29:42,666 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:29:42,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 18:29:43,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:29:43,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 18:29:43,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:29:43,701 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 18:29:43,702 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:29:43,702 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:29:43,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802087134] [2021-11-25 18:29:43,702 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:29:43,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [299374637] [2021-11-25 18:29:43,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [299374637] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:29:43,703 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:29:43,703 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:29:43,703 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193043446] [2021-11-25 18:29:43,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:29:43,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:29:43,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:29:43,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:29:43,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:29:43,705 INFO L87 Difference]: Start difference. First operand 244 states and 306 transitions. Second operand has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 18:29:44,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:29:44,967 INFO L93 Difference]: Finished difference Result 471 states and 599 transitions. [2021-11-25 18:29:44,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:29:44,977 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 52 [2021-11-25 18:29:44,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:29:44,980 INFO L225 Difference]: With dead ends: 471 [2021-11-25 18:29:44,980 INFO L226 Difference]: Without dead ends: 248 [2021-11-25 18:29:44,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:29:44,985 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 1 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 542 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:29:44,985 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 542 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 18:29:44,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2021-11-25 18:29:45,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2021-11-25 18:29:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 210 states have (on average 1.2380952380952381) internal successors, (260), 233 states have internal predecessors, (260), 25 states have call successors, (25), 5 states have call predecessors, (25), 6 states have return successors, (27), 10 states have call predecessors, (27), 25 states have call successors, (27) [2021-11-25 18:29:45,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 312 transitions. [2021-11-25 18:29:45,004 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 312 transitions. Word has length 52 [2021-11-25 18:29:45,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:29:45,005 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 312 transitions. [2021-11-25 18:29:45,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 18:29:45,005 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 312 transitions. [2021-11-25 18:29:45,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 18:29:45,008 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:29:45,008 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] [2021-11-25 18:29:45,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 18:29:45,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:45,222 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:29:45,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:29:45,222 INFO L85 PathProgramCache]: Analyzing trace with hash -581800247, now seen corresponding path program 1 times [2021-11-25 18:29:45,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:29:45,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801646725] [2021-11-25 18:29:45,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:45,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:29:45,279 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:29:45,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2121784405] [2021-11-25 18:29:45,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:45,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:45,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:29:45,298 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:29:45,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9789a8a3-8b38-445b-a4c1-d8401acd3777/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 18:29:46,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:29:46,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 18:29:46,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:29:46,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 18:29:46,830 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:29:47,057 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 18:29:47,058 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:29:47,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801646725] [2021-11-25 18:29:47,058 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:29:47,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2121784405] [2021-11-25 18:29:47,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2121784405] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:29:47,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1172494110] [2021-11-25 18:29:47,087 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-25 18:29:47,087 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:29:47,095 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:29:47,101 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:29:47,102 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:29:47,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 18:29:47,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 18:29:47,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 18:29:47,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,271 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 18:29:47,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-11-25 18:29:47,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,309 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 18:29:47,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-25 18:29:47,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,389 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:29:47,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 18:29:47,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 18:29:47,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-25 18:29:47,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 18:29:47,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,450 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 0 case distinctions, treesize of input 37 treesize of output 38 [2021-11-25 18:29:47,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 18:29:47,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-25 18:29:47,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 18:29:47,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 18:29:47,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 18:29:47,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:47,997 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 62 treesize of output 62 [2021-11-25 18:29:48,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-11-25 18:29:48,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 18:29:48,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 18:29:48,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 18:29:48,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 18:29:48,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 18:29:48,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 18:29:48,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,435 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 18:29:48,435 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 18:29:48,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 18:29:48,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 18:29:48,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 18:29:48,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 18:29:48,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 18:29:48,696 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 18:29:48,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 60 [2021-11-25 18:29:48,733 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 18:29:48,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2021-11-25 18:29:48,767 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 18:29:48,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 50 [2021-11-25 18:29:48,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 18:29:48,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 18:29:48,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 18:29:48,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 18:29:48,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,955 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 18:29:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:48,988 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 18:29:49,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 18:29:49,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,180 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 18:29:49,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:49,206 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 18:29:57,913 WARN L227 SmtUtils]: Spent 8.52s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:29:57,914 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 18:29:57,914 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 18:29:58,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:07,852 WARN L227 SmtUtils]: Spent 9.77s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:30:07,852 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 18:30:07,853 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 18:30:08,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:08,510 INFO L244 Elim1Store]: Index analysis took 410 ms [2021-11-25 18:30:21,285 WARN L227 SmtUtils]: Spent 12.48s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:30:21,287 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 18:30:21,287 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 18:30:21,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:21,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:21,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:21,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:21,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,021 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-11-25 18:30:22,024 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 18:30:22,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:22,462 INFO L244 Elim1Store]: Index analysis took 168 ms [2021-11-25 18:30:22,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2021-11-25 18:30:22,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:23,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:23,276 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 18:30:23,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 18:30:23,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:23,871 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:30:23,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 18:30:24,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:24,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 18:30:24,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:24,202 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 18:30:24,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 18:30:24,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:24,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2021-11-25 18:30:24,384 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:24,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:24,564 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:30:24,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 18:30:24,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:24,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:24,731 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-25 18:30:24,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 16 [2021-11-25 18:30:24,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:24,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-11-25 18:30:24,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:24,976 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,149 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,183 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,296 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,498 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,614 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:26,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:26,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:26,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:26,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:26,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:26,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:26,953 INFO L244 Elim1Store]: Index analysis took 115 ms [2021-11-25 18:30:27,041 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:30:27,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3118 treesize of output 2892 [2021-11-25 18:30:27,157 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:27,203 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:27,232 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:27,317 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:27,352 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:27,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:27,448 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:27,491 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:27,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:27,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:27,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:27,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:27,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:27,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:27,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:27,727 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:30:27,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1259 treesize of output 1027 [2021-11-25 18:30:27,774 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:28,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:28,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:28,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:28,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:28,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:28,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:28,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:28,186 INFO L244 Elim1Store]: Index analysis took 132 ms [2021-11-25 18:30:28,202 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 18:30:28,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3106 treesize of output 2668 [2021-11-25 18:30:28,518 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:28,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:28,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:28,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:28,722 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:28,878 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:28,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:28,988 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:29,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:29,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:29,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:29,124 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:29,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:29,216 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:29,243 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:29,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:29,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:30,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:30,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,276 INFO L244 Elim1Store]: Index analysis took 135 ms [2021-11-25 18:30:30,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3130 treesize of output 2674 [2021-11-25 18:30:30,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:30,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:30,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:30,457 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:30,491 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:30,533 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:30,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:30,606 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:30,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:30,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:30,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:30,980 INFO L244 Elim1Store]: Index analysis took 236 ms [2021-11-25 18:30:30,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1271 treesize of output 809 [2021-11-25 18:30:31,064 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:31,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:31,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:31,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:31,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:31,255 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:31,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:31,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:31,527 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:31,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:31,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:31,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:31,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:31,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:31,639 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-25 18:30:31,640 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 3118 treesize of output 2668 [2021-11-25 18:30:31,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:32,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:32,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:32,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:32,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:32,131 INFO L244 Elim1Store]: Index analysis took 147 ms [2021-11-25 18:30:32,355 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-11-25 18:30:32,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 3130 treesize of output 2736 [2021-11-25 18:30:32,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:32,532 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:32,561 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:32,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:32,655 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:32,693 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:32,717 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:32,765 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:32,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:32,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:32,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:32,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:32,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:32,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:33,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:33,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:33,015 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-11-25 18:30:33,130 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 18:30:33,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1271 treesize of output 855 [2021-11-25 18:30:33,215 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:33,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:33,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:33,376 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:33,432 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:33,458 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:33,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:33,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:33,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:33,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:33,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:33,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:33,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:33,813 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:30:33,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3118 treesize of output 1 [2021-11-25 18:30:34,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:34,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:34,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3130 treesize of output 2674 [2021-11-25 18:30:34,221 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:34,270 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:34,306 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:34,339 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:34,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:34,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:34,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,498 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:34,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,545 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 3118 treesize of output 2668 [2021-11-25 18:30:34,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:34,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:34,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:34,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:34,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:34,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,008 INFO L244 Elim1Store]: Index analysis took 149 ms [2021-11-25 18:30:35,009 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 1241 treesize of output 791 [2021-11-25 18:30:35,051 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:35,093 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:35,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:35,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:35,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,293 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-11-25 18:30:35,459 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 18:30:35,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1241 treesize of output 837 [2021-11-25 18:30:35,543 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:35,601 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:35,648 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:35,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:35,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:35,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:35,877 INFO L244 Elim1Store]: Index analysis took 119 ms [2021-11-25 18:30:35,880 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 1241 treesize of output 791 [2021-11-25 18:30:35,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:35,983 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:36,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:36,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:36,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:36,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:36,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:36,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:36,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1241 treesize of output 791 [2021-11-25 18:30:36,185 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:36,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:36,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:36,545 INFO L244 Elim1Store]: Index analysis took 254 ms [2021-11-25 18:30:37,646 INFO L354 Elim1Store]: treesize reduction 1351, result has 27.9 percent of original size [2021-11-25 18:30:37,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 1280 treesize of output 1333 [2021-11-25 18:30:37,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:38,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:38,019 INFO L244 Elim1Store]: Index analysis took 152 ms [2021-11-25 18:30:39,377 INFO L354 Elim1Store]: treesize reduction 847, result has 53.5 percent of original size [2021-11-25 18:30:39,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 3139 treesize of output 3652 [2021-11-25 18:30:40,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:40,176 INFO L244 Elim1Store]: Index analysis took 181 ms [2021-11-25 18:30:40,689 INFO L354 Elim1Store]: treesize reduction 1803, result has 2.5 percent of original size [2021-11-25 18:30:40,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 3127 treesize of output 2717 [2021-11-25 18:30:41,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,063 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,161 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,227 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,315 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,383 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,516 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:42,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:42,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:42,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:43,384 INFO L354 Elim1Store]: treesize reduction 430, result has 63.0 percent of original size [2021-11-25 18:30:43,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3118 treesize of output 3404 [2021-11-25 18:30:43,494 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:43,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:43,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:43,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:43,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:43,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1220 treesize of output 788 [2021-11-25 18:30:43,656 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:43,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:43,755 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:43,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:43,820 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:43,864 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:44,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:44,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:44,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:44,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:44,080 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-11-25 18:30:44,644 INFO L354 Elim1Store]: treesize reduction 805, result has 31.0 percent of original size [2021-11-25 18:30:44,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1259 treesize of output 1171 [2021-11-25 18:30:44,684 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:45,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:45,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:45,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:45,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:45,104 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-11-25 18:30:45,249 INFO L354 Elim1Store]: treesize reduction 1154, result has 0.1 percent of original size [2021-11-25 18:30:45,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3106 treesize of output 1 [2021-11-25 18:30:45,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:45,492 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:45,545 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:45,585 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:45,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:45,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:45,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:45,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:45,844 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 3109 treesize of output 2671 [2021-11-25 18:30:45,917 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:45,941 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:45,980 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:46,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:46,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:46,100 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:46,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:46,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:46,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:46,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:46,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:46,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:46,299 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 806 [2021-11-25 18:30:46,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:46,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:46,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:46,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:46,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3097 treesize of output 2665 [2021-11-25 18:30:48,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:48,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:48,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:48,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:48,702 INFO L244 Elim1Store]: Index analysis took 212 ms [2021-11-25 18:30:54,944 WARN L227 SmtUtils]: Spent 5.87s on a formula simplification. DAG size of input: 152 DAG size of output: 126 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:30:54,945 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 18:30:54,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 105685 treesize of output 106943 [2021-11-25 18:38:33,524 WARN L227 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 2327 DAG size of output: 2327 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)