./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/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_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32a24617e0b83f023304780397185eef703cdbd26842fbad821fea93a0f1f12f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 17:59:35,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 17:59:35,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 17:59:35,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 17:59:35,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 17:59:35,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 17:59:35,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 17:59:35,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 17:59:35,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 17:59:35,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 17:59:35,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 17:59:35,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 17:59:35,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 17:59:35,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 17:59:35,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 17:59:35,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 17:59:35,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 17:59:35,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 17:59:35,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 17:59:35,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 17:59:35,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 17:59:35,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 17:59:35,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 17:59:35,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 17:59:35,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 17:59:35,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 17:59:35,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 17:59:35,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 17:59:35,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 17:59:35,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 17:59:35,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 17:59:35,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 17:59:35,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 17:59:35,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 17:59:35,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 17:59:35,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 17:59:35,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 17:59:35,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 17:59:35,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 17:59:35,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 17:59:35,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 17:59:35,857 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 17:59:35,882 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 17:59:35,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 17:59:35,883 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 17:59:35,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 17:59:35,884 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 17:59:35,884 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 17:59:35,884 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 17:59:35,884 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 17:59:35,885 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 17:59:35,885 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 17:59:35,885 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 17:59:35,885 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 17:59:35,885 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 17:59:35,885 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 17:59:35,886 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 17:59:35,886 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 17:59:35,886 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 17:59:35,886 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 17:59:35,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 17:59:35,887 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 17:59:35,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 17:59:35,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 17:59:35,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 17:59:35,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 17:59:35,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 17:59:35,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 17:59:35,888 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 17:59:35,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 17:59:35,889 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 17:59:35,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 17:59:35,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 17:59:35,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 17:59:35,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:59:35,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 17:59:35,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 17:59:35,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 17:59:35,890 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 17:59:35,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 17:59:35,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 17:59:35,891 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 17:59:35,891 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 17:59:35,891 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_c458af69-c073-427c-85c8-68d46fbe60f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a24617e0b83f023304780397185eef703cdbd26842fbad821fea93a0f1f12f [2021-11-25 17:59:36,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 17:59:36,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 17:59:36,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 17:59:36,183 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 17:59:36,183 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 17:59:36,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i [2021-11-25 17:59:36,271 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/data/d3fcef4bb/d35d15d1d5ff4f2380c000503a7b9bf7/FLAGa23059a2d [2021-11-25 17:59:36,836 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 17:59:36,837 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i [2021-11-25 17:59:36,854 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/data/d3fcef4bb/d35d15d1d5ff4f2380c000503a7b9bf7/FLAGa23059a2d [2021-11-25 17:59:37,097 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/data/d3fcef4bb/d35d15d1d5ff4f2380c000503a7b9bf7 [2021-11-25 17:59:37,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 17:59:37,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 17:59:37,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 17:59:37,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 17:59:37,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 17:59:37,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:59:37" (1/1) ... [2021-11-25 17:59:37,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aae5632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:37, skipping insertion in model container [2021-11-25 17:59:37,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:59:37" (1/1) ... [2021-11-25 17:59:37,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 17:59:37,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 17:59:37,687 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_c458af69-c073-427c-85c8-68d46fbe60f6/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[33021,33034] [2021-11-25 17:59:37,803 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_c458af69-c073-427c-85c8-68d46fbe60f6/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[44124,44137] [2021-11-25 17:59:37,804 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_c458af69-c073-427c-85c8-68d46fbe60f6/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[44245,44258] [2021-11-25 17:59:37,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 17:59:37,834 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 17:59:37,887 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_c458af69-c073-427c-85c8-68d46fbe60f6/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[33021,33034] [2021-11-25 17:59:37,967 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_c458af69-c073-427c-85c8-68d46fbe60f6/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[44124,44137] [2021-11-25 17:59:37,968 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_c458af69-c073-427c-85c8-68d46fbe60f6/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[44245,44258] [2021-11-25 17:59:37,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 17:59:38,025 INFO L208 MainTranslator]: Completed translation [2021-11-25 17:59:38,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38 WrapperNode [2021-11-25 17:59:38,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 17:59:38,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 17:59:38,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 17:59:38,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 17:59:38,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (1/1) ... [2021-11-25 17:59:38,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (1/1) ... [2021-11-25 17:59:38,154 INFO L137 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1151 [2021-11-25 17:59:38,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 17:59:38,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 17:59:38,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 17:59:38,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 17:59:38,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (1/1) ... [2021-11-25 17:59:38,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (1/1) ... [2021-11-25 17:59:38,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (1/1) ... [2021-11-25 17:59:38,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (1/1) ... [2021-11-25 17:59:38,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (1/1) ... [2021-11-25 17:59:38,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (1/1) ... [2021-11-25 17:59:38,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (1/1) ... [2021-11-25 17:59:38,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 17:59:38,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 17:59:38,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 17:59:38,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 17:59:38,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (1/1) ... [2021-11-25 17:59:38,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:59:38,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:59:38,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 17:59:38,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 17:59:38,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 17:59:38,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 17:59:38,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 17:59:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 17:59:38,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 17:59:38,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 17:59:38,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 17:59:38,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 17:59:38,421 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 17:59:38,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 17:59:38,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 17:59:38,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 17:59:38,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 17:59:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 17:59:38,620 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 17:59:38,636 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 17:59:39,740 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 17:59:40,149 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 17:59:40,149 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-25 17:59:40,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:59:40 BoogieIcfgContainer [2021-11-25 17:59:40,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 17:59:40,156 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 17:59:40,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 17:59:40,159 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 17:59:40,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:59:37" (1/3) ... [2021-11-25 17:59:40,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32493c97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:59:40, skipping insertion in model container [2021-11-25 17:59:40,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:59:38" (2/3) ... [2021-11-25 17:59:40,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32493c97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:59:40, skipping insertion in model container [2021-11-25 17:59:40,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:59:40" (3/3) ... [2021-11-25 17:59:40,164 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test7-2.i [2021-11-25 17:59:40,170 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 17:59:40,170 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 17:59:40,231 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 17:59:40,247 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 17:59:40,247 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 17:59:40,271 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 115 states have (on average 1.808695652173913) internal successors, (208), 117 states have internal predecessors, (208), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 17:59:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 17:59:40,276 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:59:40,276 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:59:40,278 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:59:40,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:59:40,283 INFO L85 PathProgramCache]: Analyzing trace with hash 2062520436, now seen corresponding path program 1 times [2021-11-25 17:59:40,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:59:40,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595198879] [2021-11-25 17:59:40,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:59:40,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:59:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:59:40,479 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 17:59:40,479 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:59:40,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595198879] [2021-11-25 17:59:40,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595198879] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:59:40,481 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:59:40,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:59:40,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968689666] [2021-11-25 17:59:40,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:59:40,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 17:59:40,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:59:40,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 17:59:40,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 17:59:40,525 INFO L87 Difference]: Start difference. First operand has 122 states, 115 states have (on average 1.808695652173913) internal successors, (208), 117 states have internal predecessors, (208), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 17:59:41,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:59:41,359 INFO L93 Difference]: Finished difference Result 243 states and 427 transitions. [2021-11-25 17:59:41,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 17:59:41,369 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 7 [2021-11-25 17:59:41,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:59:41,376 INFO L225 Difference]: With dead ends: 243 [2021-11-25 17:59:41,376 INFO L226 Difference]: Without dead ends: 107 [2021-11-25 17:59:41,379 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 17:59:41,383 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 17:59:41,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-25 17:59:41,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-25 17:59:41,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-25 17:59:41,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 101 states have (on average 1.1782178217821782) internal successors, (119), 102 states have internal predecessors, (119), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 17:59:41,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 125 transitions. [2021-11-25 17:59:41,427 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 125 transitions. Word has length 7 [2021-11-25 17:59:41,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:59:41,428 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 125 transitions. [2021-11-25 17:59:41,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 17:59:41,428 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 125 transitions. [2021-11-25 17:59:41,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 17:59:41,429 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:59:41,429 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:59:41,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 17:59:41,430 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:59:41,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:59:41,431 INFO L85 PathProgramCache]: Analyzing trace with hash -75086937, now seen corresponding path program 1 times [2021-11-25 17:59:41,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:59:41,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596562729] [2021-11-25 17:59:41,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:59:41,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:59:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:59:41,494 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 17:59:41,495 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:59:41,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596562729] [2021-11-25 17:59:41,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596562729] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:59:41,496 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:59:41,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 17:59:41,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962124963] [2021-11-25 17:59:41,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:59:41,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:59:41,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:59:41,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:59:41,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:59:41,499 INFO L87 Difference]: Start difference. First operand 107 states and 125 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 17:59:42,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:59:42,885 INFO L93 Difference]: Finished difference Result 219 states and 256 transitions. [2021-11-25 17:59:42,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:59:42,893 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2021-11-25 17:59:42,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:59:42,895 INFO L225 Difference]: With dead ends: 219 [2021-11-25 17:59:42,895 INFO L226 Difference]: Without dead ends: 165 [2021-11-25 17:59:42,896 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 17:59:42,898 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 63 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 17:59:42,899 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [63 Valid, 285 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 17:59:42,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-25 17:59:42,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 109. [2021-11-25 17:59:42,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 103 states have (on average 1.174757281553398) internal successors, (121), 104 states have internal predecessors, (121), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 17:59:42,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 127 transitions. [2021-11-25 17:59:42,917 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 127 transitions. Word has length 9 [2021-11-25 17:59:42,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:59:42,917 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 127 transitions. [2021-11-25 17:59:42,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 17:59:42,918 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 127 transitions. [2021-11-25 17:59:42,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 17:59:42,922 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:59:42,922 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:59:42,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 17:59:42,923 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:59:42,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:59:42,924 INFO L85 PathProgramCache]: Analyzing trace with hash -135765108, now seen corresponding path program 1 times [2021-11-25 17:59:42,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:59:42,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454336803] [2021-11-25 17:59:42,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:59:42,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:59:43,057 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:59:43,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2095605744] [2021-11-25 17:59:43,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:59:43,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:59:43,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:59:43,060 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:59:43,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 17:59:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:59:43,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 1596 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 17:59:43,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:59:43,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 17:59:43,879 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:59:43,880 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:59:43,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454336803] [2021-11-25 17:59:43,880 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:59:43,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095605744] [2021-11-25 17:59:43,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2095605744] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:59:43,881 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:59:43,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:59:43,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467125317] [2021-11-25 17:59:43,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:59:43,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 17:59:43,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:59:43,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 17:59:43,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 17:59:43,883 INFO L87 Difference]: Start difference. First operand 109 states and 127 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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 17:59:45,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:59:45,606 INFO L93 Difference]: Finished difference Result 265 states and 307 transitions. [2021-11-25 17:59:45,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 17:59:45,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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 33 [2021-11-25 17:59:45,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:59:45,622 INFO L225 Difference]: With dead ends: 265 [2021-11-25 17:59:45,622 INFO L226 Difference]: Without dead ends: 159 [2021-11-25 17:59:45,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 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 17:59:45,625 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 48 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 17:59:45,625 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 208 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 17:59:45,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-25 17:59:45,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 152. [2021-11-25 17:59:45,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 146 states have (on average 1.1643835616438356) internal successors, (170), 147 states have internal predecessors, (170), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 17:59:45,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 176 transitions. [2021-11-25 17:59:45,640 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 176 transitions. Word has length 33 [2021-11-25 17:59:45,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:59:45,641 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 176 transitions. [2021-11-25 17:59:45,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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 17:59:45,641 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 176 transitions. [2021-11-25 17:59:45,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 17:59:45,643 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:59:45,643 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] [2021-11-25 17:59:45,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-25 17:59:45,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:59:45,859 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:59:45,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:59:45,860 INFO L85 PathProgramCache]: Analyzing trace with hash -2033909546, now seen corresponding path program 1 times [2021-11-25 17:59:45,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:59:45,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741612759] [2021-11-25 17:59:45,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:59:45,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:59:45,927 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:59:45,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1132941937] [2021-11-25 17:59:45,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:59:45,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:59:45,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:59:45,929 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:59:45,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 17:59:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:59:46,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 17:59:46,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:59:46,565 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 17:59:46,593 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 17:59:46,607 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 17:59:46,608 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:59:46,608 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:59:46,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741612759] [2021-11-25 17:59:46,608 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:59:46,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1132941937] [2021-11-25 17:59:46,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1132941937] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:59:46,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:59:46,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 17:59:46,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243876360] [2021-11-25 17:59:46,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:59:46,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:59:46,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:59:46,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:59:46,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:59:46,614 INFO L87 Difference]: Start difference. First operand 152 states and 176 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 17:59:48,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:59:48,473 INFO L93 Difference]: Finished difference Result 201 states and 235 transitions. [2021-11-25 17:59:48,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:59:48,486 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 46 [2021-11-25 17:59:48,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:59:48,488 INFO L225 Difference]: With dead ends: 201 [2021-11-25 17:59:48,488 INFO L226 Difference]: Without dead ends: 197 [2021-11-25 17:59:48,488 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 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 17:59:48,489 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 46 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-25 17:59:48,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 287 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-25 17:59:48,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-11-25 17:59:48,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 154. [2021-11-25 17:59:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 148 states have (on average 1.162162162162162) internal successors, (172), 149 states have internal predecessors, (172), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 17:59:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 178 transitions. [2021-11-25 17:59:48,506 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 178 transitions. Word has length 46 [2021-11-25 17:59:48,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:59:48,508 INFO L470 AbstractCegarLoop]: Abstraction has 154 states and 178 transitions. [2021-11-25 17:59:48,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 17:59:48,508 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 178 transitions. [2021-11-25 17:59:48,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 17:59:48,510 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:59:48,511 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:59:48,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 17:59:48,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:59:48,727 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:59:48,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:59:48,728 INFO L85 PathProgramCache]: Analyzing trace with hash 340221349, now seen corresponding path program 1 times [2021-11-25 17:59:48,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:59:48,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246407145] [2021-11-25 17:59:48,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:59:48,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:59:48,794 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:59:48,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [391746044] [2021-11-25 17:59:48,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:59:48,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:59:48,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:59:48,804 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:59:48,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 17:59:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:59:49,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 17:59:49,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:59:49,448 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 17:59:49,448 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:59:49,448 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:59:49,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246407145] [2021-11-25 17:59:49,448 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:59:49,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [391746044] [2021-11-25 17:59:49,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [391746044] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:59:49,449 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:59:49,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 17:59:49,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379367964] [2021-11-25 17:59:49,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:59:49,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:59:49,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:59:49,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:59:49,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:59:49,451 INFO L87 Difference]: Start difference. First operand 154 states and 178 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 17:59:50,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:59:50,177 INFO L93 Difference]: Finished difference Result 344 states and 400 transitions. [2021-11-25 17:59:50,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:59:50,186 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 57 [2021-11-25 17:59:50,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:59:50,188 INFO L225 Difference]: With dead ends: 344 [2021-11-25 17:59:50,188 INFO L226 Difference]: Without dead ends: 206 [2021-11-25 17:59:50,189 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 17:59:50,190 INFO L933 BasicCegarLoop]: 103 mSDtfsCounter, 227 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-25 17:59:50,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [227 Valid, 175 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-25 17:59:50,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2021-11-25 17:59:50,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 199. [2021-11-25 17:59:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 193 states have (on average 1.1709844559585492) internal successors, (226), 194 states have internal predecessors, (226), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 17:59:50,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 232 transitions. [2021-11-25 17:59:50,207 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 232 transitions. Word has length 57 [2021-11-25 17:59:50,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:59:50,208 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 232 transitions. [2021-11-25 17:59:50,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 17:59:50,208 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 232 transitions. [2021-11-25 17:59:50,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 17:59:50,211 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:59:50,211 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:59:50,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 17:59:50,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:59:50,427 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:59:50,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:59:50,428 INFO L85 PathProgramCache]: Analyzing trace with hash -105684312, now seen corresponding path program 1 times [2021-11-25 17:59:50,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:59:50,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584406078] [2021-11-25 17:59:50,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:59:50,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:59:50,507 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:59:50,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2000946934] [2021-11-25 17:59:50,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:59:50,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:59:50,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:59:50,509 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:59:50,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 18:00:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:00:32,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:00:32,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:00:32,161 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:00:32,162 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:00:32,162 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:00:32,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584406078] [2021-11-25 18:00:32,162 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:00:32,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000946934] [2021-11-25 18:00:32,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2000946934] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:00:32,162 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:00:32,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:00:32,162 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665723108] [2021-11-25 18:00:32,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:00:32,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:00:32,163 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:00:32,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:00:32,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:00:32,164 INFO L87 Difference]: Start difference. First operand 199 states and 232 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 18:00:34,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:00:34,315 INFO L93 Difference]: Finished difference Result 381 states and 448 transitions. [2021-11-25 18:00:34,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:00:34,325 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 64 [2021-11-25 18:00:34,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:00:34,328 INFO L225 Difference]: With dead ends: 381 [2021-11-25 18:00:34,328 INFO L226 Difference]: Without dead ends: 201 [2021-11-25 18:00:34,329 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:00:34,330 INFO L933 BasicCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:00:34,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 317 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-25 18:00:34,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-25 18:00:34,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-11-25 18:00:34,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 194 states have (on average 1.175257731958763) internal successors, (228), 196 states have internal predecessors, (228), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-11-25 18:00:34,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 235 transitions. [2021-11-25 18:00:34,355 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 235 transitions. Word has length 64 [2021-11-25 18:00:34,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:00:34,355 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 235 transitions. [2021-11-25 18:00:34,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 18:00:34,356 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 235 transitions. [2021-11-25 18:00:34,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 18:00:34,359 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:00:34,359 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:00:34,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 18:00:34,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:34,575 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:00:34,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:00:34,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1390713772, now seen corresponding path program 1 times [2021-11-25 18:00:34,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:00:34,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960943688] [2021-11-25 18:00:34,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:34,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:00:34,628 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:00:34,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [163242466] [2021-11-25 18:00:34,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:34,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:34,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:00:34,639 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:00:34,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c458af69-c073-427c-85c8-68d46fbe60f6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 18:00:45,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:00:45,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 18:00:45,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:00:45,803 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 18:00:45,804 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:00:45,992 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 18:00:45,993 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:00:45,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960943688] [2021-11-25 18:00:45,993 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:00:45,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163242466] [2021-11-25 18:00:45,993 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [163242466] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:00:45,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1984553097] [2021-11-25 18:00:46,015 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2021-11-25 18:00:46,015 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:00:46,020 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:00:46,025 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:00:46,025 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:00:46,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,174 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 18:00:46,175 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 18:00:46,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 18:00:46,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 18:00:46,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 18:00:46,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 18:00:46,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,261 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 18:00:46,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 53 [2021-11-25 18:00:46,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 18:00:46,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,354 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:00:46,355 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 18:00:46,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 18:00:46,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,386 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 18:00:46,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,700 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 18:00:46,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,719 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 18:00:46,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2021-11-25 18:00:46,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 76 [2021-11-25 18:00:46,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,817 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 18:00:46,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2021-11-25 18:00:46,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2021-11-25 18:00:46,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,905 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 18:00:46,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,981 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 18:00:46,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,002 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 18:00:47,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 55 [2021-11-25 18:00:47,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,052 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 18:00:47,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,081 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 18:00:47,173 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 18:00:47,177 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 18:00:47,182 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 18:00:47,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 18:00:47,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 18:00:47,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 18:00:47,244 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 18:00:47,248 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 18:00:47,254 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 18:00:47,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,314 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 18:00:47,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 18:00:47,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 18:00:47,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 18:00:47,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,501 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 18:00:47,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:47,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 18:00:53,044 WARN L227 SmtUtils]: Spent 5.38s 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 18:00:53,045 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 18:00:53,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 18:00:53,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:03,726 WARN L227 SmtUtils]: Spent 10.56s 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 18:01:03,727 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 18:01:03,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 18:01:03,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:04,269 INFO L244 Elim1Store]: Index analysis took 361 ms [2021-11-25 18:01:14,984 WARN L227 SmtUtils]: Spent 10.38s 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 18:01:14,985 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 18:01:14,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 18:01:15,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,661 INFO L244 Elim1Store]: Index analysis took 230 ms [2021-11-25 18:01:16,557 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 18:01:16,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-25 18:01:16,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,950 INFO L244 Elim1Store]: Index analysis took 161 ms [2021-11-25 18:01:16,964 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 18:01:16,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 18:01:17,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:17,600 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 18:01:17,600 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 46 treesize of output 30 [2021-11-25 18:01:17,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:17,947 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:01:17,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 18:01:18,094 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,243 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,280 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,387 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,430 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,469 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,762 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:18,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,438 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,577 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,857 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:19,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:20,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:20,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:20,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:20,281 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:20,458 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:20,506 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:20,620 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:20,673 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:20,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:20,797 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,109 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,210 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,246 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,296 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,339 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,693 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,765 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,883 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:21,973 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,063 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,108 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,424 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,606 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,643 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,061 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,287 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,328 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,379 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,538 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,577 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,636 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,689 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,840 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,995 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:24,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:24,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:24,414 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:24,443 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:24,487 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:24,516 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:24,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:24,593 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:24,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:24,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:24,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,962 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 1241 treesize of output 791 [2021-11-25 18:01:24,984 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,053 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,108 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,308 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,331 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,700 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,100 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,183 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,291 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,427 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,520 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,693 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,758 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:26,985 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:27,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:27,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:27,316 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:27,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:27,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:27,410 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:28,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:28,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2021-11-25 18:01:28,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:28,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:28,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:28,902 INFO L354 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2021-11-25 18:01:28,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 32 [2021-11-25 18:01:28,941 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:28,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:29,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:29,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 28 [2021-11-25 18:01:31,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:31,591 INFO L244 Elim1Store]: Index analysis took 386 ms [2021-11-25 18:01:31,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:34,390 INFO L354 Elim1Store]: treesize reduction 9884, result has 39.3 percent of original size [2021-11-25 18:01:34,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 57667 treesize of output 56876 [2021-11-25 18:01:52,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:52,707 INFO L244 Elim1Store]: Index analysis took 367 ms [2021-11-25 18:01:53,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:53,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:53,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:55,652 INFO L354 Elim1Store]: treesize reduction 8978, result has 45.0 percent of original size [2021-11-25 18:01:55,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 6340 treesize of output 11953 [2021-11-25 18:01:55,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:55,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:55,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:55,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:55,927 INFO L244 Elim1Store]: Index analysis took 152 ms [2021-11-25 18:01:56,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:57,611 INFO L354 Elim1Store]: treesize reduction 6630, result has 45.1 percent of original size [2021-11-25 18:01:57,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 16229 treesize of output 18923 [2021-11-25 18:01:58,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:58,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:58,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:58,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:58,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:58,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:58,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:58,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:58,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:58,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:58,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:58,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:58,790 INFO L244 Elim1Store]: Index analysis took 199 ms [2021-11-25 18:01:59,005 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:01:59,006 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 1 case distinctions, treesize of input 5290 treesize of output 3722 [2021-11-25 18:01:59,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:59,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:59,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:59,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:59,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,418 INFO L244 Elim1Store]: Index analysis took 262 ms [2021-11-25 18:01:59,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 8615 treesize of output 6735 [2021-11-25 18:01:59,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:59,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:59,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:59,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:59,972 INFO L244 Elim1Store]: Index analysis took 200 ms [2021-11-25 18:02:00,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6179 treesize of output 4519 [2021-11-25 18:02:00,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:00,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:00,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:00,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:00,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,467 INFO L244 Elim1Store]: Index analysis took 201 ms [2021-11-25 18:02:00,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 5795 treesize of output 4230 [2021-11-25 18:02:00,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:02:00,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:02:00,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:00,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:00,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,913 INFO L244 Elim1Store]: Index analysis took 167 ms [2021-11-25 18:02:00,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:00,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,181 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 18:02:01,181 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 1 case distinctions, treesize of input 13167 treesize of output 10519 [2021-11-25 18:02:01,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:02:01,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:01,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:01,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:01,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:01,723 INFO L244 Elim1Store]: Index analysis took 267 ms [2021-11-25 18:02:01,918 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:02:01,918 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 1 case distinctions, treesize of input 7503 treesize of output 5623 [2021-11-25 18:02:02,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:02,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:02,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:02,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,251 INFO L244 Elim1Store]: Index analysis took 216 ms [2021-11-25 18:02:02,409 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:02:02,409 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 1 case distinctions, treesize of input 5290 treesize of output 3722 [2021-11-25 18:02:02,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:02,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:02,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:02,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:02,708 INFO L244 Elim1Store]: Index analysis took 224 ms [2021-11-25 18:02:02,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 5290 treesize of output 3722 [2021-11-25 18:02:10,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:10,862 INFO L190 IndexEqualityManager]: detected not equals via solver