./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:30:22,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:30:22,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:30:22,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:30:22,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:30:22,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:30:22,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:30:22,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:30:22,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:30:22,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:30:22,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:30:22,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:30:22,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:30:22,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:30:22,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:30:22,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:30:22,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:30:22,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:30:22,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:30:22,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:30:22,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:30:22,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:30:22,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:30:22,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:30:22,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:30:22,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:30:22,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:30:22,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:30:22,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:30:22,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:30:22,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:30:22,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:30:22,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:30:22,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:30:22,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:30:22,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:30:22,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:30:22,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:30:22,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:30:22,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:30:22,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:30:22,977 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-23 02:30:23,022 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:30:23,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:30:23,029 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:30:23,029 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:30:23,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:30:23,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:30:23,031 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:30:23,031 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:30:23,031 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:30:23,031 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:30:23,032 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:30:23,033 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:30:23,033 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:30:23,033 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:30:23,034 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:30:23,034 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:30:23,034 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:30:23,034 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:30:23,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:30:23,035 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:30:23,036 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 02:30:23,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:30:23,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:30:23,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:30:23,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:30:23,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:30:23,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:30:23,039 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 02:30:23,039 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:30:23,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:30:23,039 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:30:23,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:30:23,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:30:23,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:30:23,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:30:23,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:30:23,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:30:23,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:30:23,042 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:30:23,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:30:23,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:30:23,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:30:23,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:30:23,043 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_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 [2021-11-23 02:30:23,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:30:23,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:30:23,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:30:23,315 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:30:23,316 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:30:23,317 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2021-11-23 02:30:23,404 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/data/26ab1f3f3/29942fdeb12b41c8bc45bcef7d2627df/FLAG8c49d6661 [2021-11-23 02:30:24,043 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:30:24,043 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2021-11-23 02:30:24,064 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/data/26ab1f3f3/29942fdeb12b41c8bc45bcef7d2627df/FLAG8c49d6661 [2021-11-23 02:30:24,227 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/data/26ab1f3f3/29942fdeb12b41c8bc45bcef7d2627df [2021-11-23 02:30:24,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:30:24,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:30:24,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:30:24,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:30:24,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:30:24,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:30:24" (1/1) ... [2021-11-23 02:30:24,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ee8690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:24, skipping insertion in model container [2021-11-23 02:30:24,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:30:24" (1/1) ... [2021-11-23 02:30:24,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:30:24,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:30:24,730 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_2f1cb086-0d14-4534-b8f6-e2609b4826be/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[33021,33034] [2021-11-23 02:30:24,934 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_2f1cb086-0d14-4534-b8f6-e2609b4826be/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[49681,49694] [2021-11-23 02:30:24,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:30:24,952 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:30:25,003 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[33021,33034] [2021-11-23 02:30:25,116 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_2f1cb086-0d14-4534-b8f6-e2609b4826be/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[49681,49694] [2021-11-23 02:30:25,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:30:25,209 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:30:25,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25 WrapperNode [2021-11-23 02:30:25,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:30:25,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:30:25,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:30:25,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:30:25,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (1/1) ... [2021-11-23 02:30:25,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (1/1) ... [2021-11-23 02:30:25,417 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-23 02:30:25,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:30:25,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:30:25,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:30:25,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:30:25,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (1/1) ... [2021-11-23 02:30:25,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (1/1) ... [2021-11-23 02:30:25,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (1/1) ... [2021-11-23 02:30:25,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (1/1) ... [2021-11-23 02:30:25,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (1/1) ... [2021-11-23 02:30:25,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (1/1) ... [2021-11-23 02:30:25,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (1/1) ... [2021-11-23 02:30:25,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:30:25,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:30:25,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:30:25,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:30:25,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (1/1) ... [2021-11-23 02:30:25,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:30:25,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:30:25,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:30:25,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:30:25,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:30:25,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 02:30:25,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 02:30:25,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:30:25,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:30:25,632 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:30:25,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:30:25,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:30:25,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:30:25,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:30:25,633 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 02:30:25,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:30:25,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:30:25,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:30:25,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:30:25,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:30:25,859 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:30:25,869 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:30:27,337 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:30:27,839 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:30:27,839 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-23 02:30:27,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:30:27 BoogieIcfgContainer [2021-11-23 02:30:27,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:30:27,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:30:27,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:30:27,856 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:30:27,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:30:24" (1/3) ... [2021-11-23 02:30:27,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7878eff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:30:27, skipping insertion in model container [2021-11-23 02:30:27,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:25" (2/3) ... [2021-11-23 02:30:27,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7878eff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:30:27, skipping insertion in model container [2021-11-23 02:30:27,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:30:27" (3/3) ... [2021-11-23 02:30:27,864 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test5-1.i [2021-11-23 02:30:27,871 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:30:27,871 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-11-23 02:30:27,927 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:30:27,934 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 [2021-11-23 02:30:27,934 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-11-23 02:30:27,957 INFO L276 IsEmpty]: Start isEmpty. Operand has 164 states, 140 states have (on average 1.8357142857142856) internal successors, (257), 155 states have internal predecessors, (257), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-23 02:30:27,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 02:30:27,960 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:30:27,960 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-23 02:30:27,961 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-23 02:30:27,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:30:27,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1119808, now seen corresponding path program 1 times [2021-11-23 02:30:27,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:30:27,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198485647] [2021-11-23 02:30:27,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:27,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:30:28,085 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:30:28,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [96661392] [2021-11-23 02:30:28,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:28,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:28,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:30:28,088 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:30:28,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:30:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:30:28,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:30:28,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:30:28,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:30:28,397 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:30:28,397 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:30:28,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198485647] [2021-11-23 02:30:28,398 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:30:28,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [96661392] [2021-11-23 02:30:28,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [96661392] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:30:28,399 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:30:28,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-23 02:30:28,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517733293] [2021-11-23 02:30:28,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:30:28,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:30:28,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:30:28,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:30:28,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:30:28,436 INFO L87 Difference]: Start difference. First operand has 164 states, 140 states have (on average 1.8357142857142856) internal successors, (257), 155 states have internal predecessors, (257), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:30:30,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:30:30,553 INFO L93 Difference]: Finished difference Result 476 states and 831 transitions. [2021-11-23 02:30:30,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:30:30,569 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-23 02:30:30,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:30:30,585 INFO L225 Difference]: With dead ends: 476 [2021-11-23 02:30:30,585 INFO L226 Difference]: Without dead ends: 312 [2021-11-23 02:30:30,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:30:30,594 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 159 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:30:30,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 351 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-23 02:30:30,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2021-11-23 02:30:30,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 212. [2021-11-23 02:30:30,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 186 states have (on average 1.2473118279569892) internal successors, (232), 203 states have internal predecessors, (232), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-23 02:30:30,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 264 transitions. [2021-11-23 02:30:30,679 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 264 transitions. Word has length 3 [2021-11-23 02:30:30,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:30:30,679 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 264 transitions. [2021-11-23 02:30:30,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:30:30,680 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 264 transitions. [2021-11-23 02:30:30,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 02:30:30,684 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:30:30,684 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:30:30,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:30:30,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-23 02:30:30,900 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-23 02:30:30,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:30:30,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1087819107, now seen corresponding path program 1 times [2021-11-23 02:30:30,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:30:30,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748367448] [2021-11-23 02:30:30,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:30,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:30:30,932 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:30:30,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [769615133] [2021-11-23 02:30:30,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:30,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:30,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:30:30,934 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:30:30,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:30:31,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:30:31,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:30:31,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:30:31,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:30:31,391 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:30:31,391 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:30:31,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748367448] [2021-11-23 02:30:31,392 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:30:31,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [769615133] [2021-11-23 02:30:31,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [769615133] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:30:31,392 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:30:31,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:30:31,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420562277] [2021-11-23 02:30:31,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:30:31,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:30:31,394 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:30:31,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:30:31,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:30:31,395 INFO L87 Difference]: Start difference. First operand 212 states and 264 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:30:35,990 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:30:36,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:30:36,495 INFO L93 Difference]: Finished difference Result 312 states and 378 transitions. [2021-11-23 02:30:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:30:36,506 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-23 02:30:36,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:30:36,510 INFO L225 Difference]: With dead ends: 312 [2021-11-23 02:30:36,510 INFO L226 Difference]: Without dead ends: 311 [2021-11-23 02:30:36,510 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:30:36,512 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 116 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:30:36,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 534 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 103 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2021-11-23 02:30:36,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-23 02:30:36,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 307. [2021-11-23 02:30:36,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 275 states have (on average 1.2036363636363636) internal successors, (331), 292 states have internal predecessors, (331), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-23 02:30:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 375 transitions. [2021-11-23 02:30:36,548 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 375 transitions. Word has length 48 [2021-11-23 02:30:36,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:30:36,549 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 375 transitions. [2021-11-23 02:30:36,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:30:36,550 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 375 transitions. [2021-11-23 02:30:36,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 02:30:36,552 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:30:36,552 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:30:36,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:30:36,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:36,768 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-23 02:30:36,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:30:36,769 INFO L85 PathProgramCache]: Analyzing trace with hash -637345286, now seen corresponding path program 1 times [2021-11-23 02:30:36,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:30:36,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319210324] [2021-11-23 02:30:36,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:36,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:30:36,793 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:30:36,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [244179451] [2021-11-23 02:30:36,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:36,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:36,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:30:36,795 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:30:36,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:30:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:30:37,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:30:37,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:30:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:30:37,200 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:30:37,200 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:30:37,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319210324] [2021-11-23 02:30:37,201 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:30:37,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244179451] [2021-11-23 02:30:37,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244179451] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:30:37,201 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:30:37,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:30:37,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908298145] [2021-11-23 02:30:37,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:30:37,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:30:37,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:30:37,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:30:37,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:30:37,204 INFO L87 Difference]: Start difference. First operand 307 states and 375 transitions. Second operand has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:30:40,385 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:30:41,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:30:41,004 INFO L93 Difference]: Finished difference Result 423 states and 510 transitions. [2021-11-23 02:30:41,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:30:41,014 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-23 02:30:41,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:30:41,018 INFO L225 Difference]: With dead ends: 423 [2021-11-23 02:30:41,019 INFO L226 Difference]: Without dead ends: 421 [2021-11-23 02:30:41,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:30:41,021 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 117 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2021-11-23 02:30:41,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 433 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 87 Invalid, 1 Unknown, 0 Unchecked, 3.8s Time] [2021-11-23 02:30:41,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2021-11-23 02:30:41,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 412. [2021-11-23 02:30:41,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 375 states have (on average 1.1866666666666668) internal successors, (445), 391 states have internal predecessors, (445), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 20 states have call predecessors, (28), 28 states have call successors, (28) [2021-11-23 02:30:41,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 501 transitions. [2021-11-23 02:30:41,083 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 501 transitions. Word has length 49 [2021-11-23 02:30:41,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:30:41,083 INFO L470 AbstractCegarLoop]: Abstraction has 412 states and 501 transitions. [2021-11-23 02:30:41,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:30:41,084 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 501 transitions. [2021-11-23 02:30:41,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 02:30:41,089 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:30:41,090 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:30:41,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:30:41,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:41,303 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-23 02:30:41,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:30:41,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1691543126, now seen corresponding path program 1 times [2021-11-23 02:30:41,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:30:41,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815270663] [2021-11-23 02:30:41,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:41,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:30:41,361 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:30:41,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [522639538] [2021-11-23 02:30:41,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:41,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:41,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:30:41,381 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:30:41,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 02:30:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:30:41,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 02:30:41,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:30:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:30:41,922 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:30:41,922 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:30:41,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815270663] [2021-11-23 02:30:41,922 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:30:41,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [522639538] [2021-11-23 02:30:41,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [522639538] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:30:41,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:30:41,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:30:41,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105330548] [2021-11-23 02:30:41,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:30:41,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:30:41,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:30:41,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:30:41,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:30:41,926 INFO L87 Difference]: Start difference. First operand 412 states and 501 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:30:45,243 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:30:45,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:30:45,246 INFO L93 Difference]: Finished difference Result 805 states and 995 transitions. [2021-11-23 02:30:45,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:30:45,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-23 02:30:45,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:30:45,266 INFO L225 Difference]: With dead ends: 805 [2021-11-23 02:30:45,266 INFO L226 Difference]: Without dead ends: 465 [2021-11-23 02:30:45,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:30:45,270 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 76 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:30:45,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 348 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2021-11-23 02:30:45,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2021-11-23 02:30:45,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 461. [2021-11-23 02:30:45,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 461 states, 414 states have (on average 1.2077294685990339) internal successors, (500), 440 states have internal predecessors, (500), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 22 states have call predecessors, (38), 38 states have call successors, (38) [2021-11-23 02:30:45,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 576 transitions. [2021-11-23 02:30:45,302 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 576 transitions. Word has length 51 [2021-11-23 02:30:45,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:30:45,302 INFO L470 AbstractCegarLoop]: Abstraction has 461 states and 576 transitions. [2021-11-23 02:30:45,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:30:45,303 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 576 transitions. [2021-11-23 02:30:45,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 02:30:45,305 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:30:45,306 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] [2021-11-23 02:30:45,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 02:30:45,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:45,532 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-23 02:30:45,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:30:45,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1425254209, now seen corresponding path program 1 times [2021-11-23 02:30:45,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:30:45,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245053461] [2021-11-23 02:30:45,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:45,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:30:45,574 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:30:45,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1371722030] [2021-11-23 02:30:45,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:45,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:45,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:30:45,596 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:30:45,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 02:30:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:30:45,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 02:30:45,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:30:46,055 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:30:46,055 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:30:46,055 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:30:46,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245053461] [2021-11-23 02:30:46,056 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:30:46,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1371722030] [2021-11-23 02:30:46,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1371722030] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:30:46,056 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:30:46,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:30:46,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161704120] [2021-11-23 02:30:46,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:30:46,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:30:46,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:30:46,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:30:46,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:30:46,063 INFO L87 Difference]: Start difference. First operand 461 states and 576 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 02:30:50,174 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:30:50,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:30:50,178 INFO L93 Difference]: Finished difference Result 894 states and 1120 transitions. [2021-11-23 02:30:50,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:30:50,203 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 64 [2021-11-23 02:30:50,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:30:50,207 INFO L225 Difference]: With dead ends: 894 [2021-11-23 02:30:50,208 INFO L226 Difference]: Without dead ends: 459 [2021-11-23 02:30:50,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:30:50,211 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 11 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:30:50,211 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 330 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2021-11-23 02:30:50,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2021-11-23 02:30:50,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 459. [2021-11-23 02:30:50,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 412 states have (on average 1.2063106796116505) internal successors, (497), 438 states have internal predecessors, (497), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 22 states have call predecessors, (38), 38 states have call successors, (38) [2021-11-23 02:30:50,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 573 transitions. [2021-11-23 02:30:50,245 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 573 transitions. Word has length 64 [2021-11-23 02:30:50,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:30:50,245 INFO L470 AbstractCegarLoop]: Abstraction has 459 states and 573 transitions. [2021-11-23 02:30:50,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 02:30:50,246 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 573 transitions. [2021-11-23 02:30:50,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 02:30:50,249 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:30:50,250 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:30:50,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-23 02:30:50,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:50,464 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-23 02:30:50,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:30:50,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1252483932, now seen corresponding path program 1 times [2021-11-23 02:30:50,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:30:50,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904850300] [2021-11-23 02:30:50,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:50,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:30:50,512 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:30:50,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [574623569] [2021-11-23 02:30:50,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:50,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:50,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:30:50,534 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:30:50,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-23 02:30:52,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:30:52,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 02:30:52,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:30:52,579 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 02:30:52,579 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:30:52,579 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:30:52,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904850300] [2021-11-23 02:30:52,580 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:30:52,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [574623569] [2021-11-23 02:30:52,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [574623569] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:30:52,580 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:30:52,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 02:30:52,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156169867] [2021-11-23 02:30:52,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:30:52,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:30:52,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:30:52,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:30:52,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:30:52,583 INFO L87 Difference]: Start difference. First operand 459 states and 573 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-23 02:30:55,885 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:30:57,347 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:30:58,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:30:58,282 INFO L93 Difference]: Finished difference Result 900 states and 1144 transitions. [2021-11-23 02:30:58,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:30:58,301 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 77 [2021-11-23 02:30:58,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:30:58,305 INFO L225 Difference]: With dead ends: 900 [2021-11-23 02:30:58,305 INFO L226 Difference]: Without dead ends: 461 [2021-11-23 02:30:58,307 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:30:58,308 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 1 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:30:58,308 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 500 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2021-11-23 02:30:58,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2021-11-23 02:30:58,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 461. [2021-11-23 02:30:58,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 461 states, 413 states have (on average 1.208232445520581) internal successors, (499), 440 states have internal predecessors, (499), 38 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (44), 22 states have call predecessors, (44), 38 states have call successors, (44) [2021-11-23 02:30:58,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 581 transitions. [2021-11-23 02:30:58,336 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 581 transitions. Word has length 77 [2021-11-23 02:30:58,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:30:58,336 INFO L470 AbstractCegarLoop]: Abstraction has 461 states and 581 transitions. [2021-11-23 02:30:58,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-23 02:30:58,337 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 581 transitions. [2021-11-23 02:30:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 02:30:58,338 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:30:58,339 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:30:58,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-23 02:30:58,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:58,564 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-23 02:30:58,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:30:58,564 INFO L85 PathProgramCache]: Analyzing trace with hash -754730984, now seen corresponding path program 1 times [2021-11-23 02:30:58,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:30:58,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608483313] [2021-11-23 02:30:58,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:58,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:30:58,608 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:30:58,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [967171540] [2021-11-23 02:30:58,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:30:58,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:30:58,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:30:58,614 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:30:58,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1cb086-0d14-4534-b8f6-e2609b4826be/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-23 02:31:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:00,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 02:31:00,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:31:00,317 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 02:31:00,318 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:31:00,596 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 02:31:00,596 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:31:00,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608483313] [2021-11-23 02:31:00,597 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:31:00,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967171540] [2021-11-23 02:31:00,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967171540] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:31:00,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [467911486] [2021-11-23 02:31:00,629 INFO L159 IcfgInterpreter]: Started Sifa with 67 locations of interest [2021-11-23 02:31:00,629 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:31:00,635 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:31:00,642 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:31:00,642 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:31:00,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:00,898 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 02:31:00,900 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 [2021-11-23 02:31:00,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:00,925 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 [2021-11-23 02:31:00,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 02:31:01,007 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 02:31:01,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 32 [2021-11-23 02:31:01,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,070 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 02:31:01,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-23 02:31:01,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 02:31:01,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,148 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:31:01,149 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 [2021-11-23 02:31:01,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 02:31:01,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 02:31:01,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-23 02:31:01,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,712 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 70 treesize of output 67 [2021-11-23 02:31:01,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 02:31:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,783 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 [2021-11-23 02:31:01,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,810 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 [2021-11-23 02:31:01,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,865 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 [2021-11-23 02:31:01,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,891 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 [2021-11-23 02:31:01,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,929 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 89 treesize of output 88 [2021-11-23 02:31:01,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:01,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-23 02:31:02,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,025 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 110 treesize of output 115 [2021-11-23 02:31:02,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,188 INFO L354 Elim1Store]: treesize reduction 170, result has 24.8 percent of original size [2021-11-23 02:31:02,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 127 treesize of output 163 [2021-11-23 02:31:02,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,254 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 02:31:02,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 145 treesize of output 156 [2021-11-23 02:31:02,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,294 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 [2021-11-23 02:31:02,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-23 02:31:02,441 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 [2021-11-23 02:31:02,448 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 [2021-11-23 02:31:02,455 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 [2021-11-23 02:31:02,502 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 02:31:02,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 97 [2021-11-23 02:31:02,532 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 02:31:02,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 93 [2021-11-23 02:31:02,555 INFO L354 Elim1Store]: treesize reduction 34, result has 22.7 percent of original size [2021-11-23 02:31:02,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 89 [2021-11-23 02:31:02,576 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 [2021-11-23 02:31:02,581 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 [2021-11-23 02:31:02,588 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 [2021-11-23 02:31:02,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,661 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 [2021-11-23 02:31:02,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-23 02:31:02,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-23 02:31:02,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,847 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 [2021-11-23 02:31:02,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-23 02:31:02,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:02,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-23 02:31:12,283 WARN L227 SmtUtils]: Spent 9.22s 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) [2021-11-23 02:31:12,284 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 02:31:12,285 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 2863 treesize of output 2340 [2021-11-23 02:31:12,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:25,501 WARN L227 SmtUtils]: Spent 13.16s 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) [2021-11-23 02:31:25,502 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 02:31:25,503 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 2964 treesize of output 2682 [2021-11-23 02:31:37,714 WARN L227 SmtUtils]: Spent 12.01s on a formula simplification. DAG size of input: 251 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 02:31:37,715 INFO L354 Elim1Store]: treesize reduction 2750, result has 29.6 percent of original size [2021-11-23 02:31:37,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 2932 treesize of output 2702 [2021-11-23 02:31:38,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:38,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:39,133 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 02:31:39,134 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 9 case distinctions, treesize of input 25970 treesize of output 25984 [2021-11-23 02:31:39,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:39,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:40,549 INFO L354 Elim1Store]: treesize reduction 172, result has 15.3 percent of original size [2021-11-23 02:31:40,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 17 case distinctions, treesize of input 25969 treesize of output 25984 [2021-11-23 02:31:41,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:41,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,447 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-23 02:31:41,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 32 [2021-11-23 02:31:41,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:41,914 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:41,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-23 02:31:42,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:42,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2021-11-23 02:31:42,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:42,315 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:42,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,798 INFO L354 Elim1Store]: treesize reduction 15, result has 48.3 percent of original size [2021-11-23 02:31:42,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 46 [2021-11-23 02:31:42,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:42,985 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:42,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-23 02:31:43,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,283 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-23 02:31:43,284 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 30 treesize of output 14 [2021-11-23 02:31:43,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:43,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:43,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-23 02:31:43,620 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:43,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:45,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:45,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:45,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:45,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:45,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-23 02:31:45,504 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:45,539 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:45,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:45,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:45,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:45,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-23 02:31:45,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:45,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:45,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:45,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:45,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6539 treesize of output 6095 [2021-11-23 02:31:46,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:46,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:46,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:46,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:46,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2663 treesize of output 2231 [2021-11-23 02:31:46,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:46,582 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:46,634 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:46,736 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:46,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:46,856 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:47,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:47,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:47,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,232 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-23 02:31:47,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2684 treesize of output 2250 [2021-11-23 02:31:47,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:47,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:47,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,500 INFO L354 Elim1Store]: treesize reduction 70, result has 1.4 percent of original size [2021-11-23 02:31:47,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-23 02:31:47,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:47,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:47,857 INFO L244 Elim1Store]: Index analysis took 124 ms [2021-11-23 02:31:47,876 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 02:31:47,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-23 02:31:47,992 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:48,041 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:48,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:48,188 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:48,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:48,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:48,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:48,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:48,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:48,352 INFO L244 Elim1Store]: Index analysis took 194 ms [2021-11-23 02:31:48,367 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 02:31:48,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-23 02:31:49,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:49,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:49,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:49,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:49,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:49,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:49,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:49,560 INFO L244 Elim1Store]: Index analysis took 141 ms [2021-11-23 02:31:49,672 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:49,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2672 treesize of output 2452 [2021-11-23 02:31:49,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:49,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:49,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:49,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:49,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:49,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:49,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:49,935 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:31:49,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6548 treesize of output 1 [2021-11-23 02:31:50,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:50,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:50,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:50,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,299 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-11-23 02:31:50,465 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:31:50,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2788 treesize of output 2556 [2021-11-23 02:31:50,547 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:50,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:50,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:50,878 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-23 02:31:50,932 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:31:50,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 1 [2021-11-23 02:31:51,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:51,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:51,895 INFO L354 Elim1Store]: treesize reduction 365, result has 68.4 percent of original size [2021-11-23 02:31:51,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2672 treesize of output 3023 [2021-11-23 02:31:52,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:52,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,294 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-23 02:31:52,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 6548 treesize of output 1 [2021-11-23 02:31:52,434 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:52,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:31:52,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:52,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,285 INFO L354 Elim1Store]: treesize reduction 365, result has 68.7 percent of original size [2021-11-23 02:31:53,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 3139 [2021-11-23 02:31:53,384 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:53,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:53,715 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-23 02:31:53,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 1 [2021-11-23 02:31:54,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:54,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:54,392 INFO L244 Elim1Store]: Index analysis took 232 ms [2021-11-23 02:31:56,906 INFO L354 Elim1Store]: treesize reduction 846, result has 54.8 percent of original size [2021-11-23 02:31:56,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 3367 [2021-11-23 02:31:57,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:31:57,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:57,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:31:57,678 INFO L244 Elim1Store]: Index analysis took 144 ms [2021-11-23 02:31:59,557 INFO L354 Elim1Store]: treesize reduction 847, result has 53.5 percent of original size [2021-11-23 02:31:59,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 3222 [2021-11-23 02:32:00,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:00,347 INFO L244 Elim1Store]: Index analysis took 252 ms [2021-11-23 02:32:02,226 INFO L354 Elim1Store]: treesize reduction 2086, result has 10.8 percent of original size [2021-11-23 02:32:02,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 6569 treesize of output 6353 [2021-11-23 02:32:02,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:02,838 INFO L244 Elim1Store]: Index analysis took 178 ms [2021-11-23 02:32:03,290 INFO L354 Elim1Store]: treesize reduction 1848, result has 0.1 percent of original size [2021-11-23 02:32:03,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2693 treesize of output 1 [2021-11-23 02:32:04,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:04,894 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:04,935 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:04,972 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:05,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:05,155 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:05,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:05,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:05,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:05,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:05,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,502 INFO L244 Elim1Store]: Index analysis took 145 ms [2021-11-23 02:32:05,504 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 2684 treesize of output 2234 [2021-11-23 02:32:05,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:05,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:05,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,722 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-23 02:32:05,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-23 02:32:05,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:05,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:05,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:06,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:06,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:06,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:06,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:06,079 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-11-23 02:32:06,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-23 02:32:06,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:06,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:06,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:06,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:06,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:06,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:06,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:06,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:06,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-23 02:32:06,863 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:06,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:06,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:07,036 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:07,078 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:07,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:07,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:07,366 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:07,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:07,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:07,583 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:07,665 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:07,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:07,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:07,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:07,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:07,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:07,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,035 INFO L244 Elim1Store]: Index analysis took 196 ms [2021-11-23 02:32:08,036 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 2684 treesize of output 2234 [2021-11-23 02:32:08,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:08,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:08,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,419 INFO L244 Elim1Store]: Index analysis took 221 ms [2021-11-23 02:32:08,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-23 02:32:08,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:08,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:08,730 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-11-23 02:32:08,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-23 02:32:08,850 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:08,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:09,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:09,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:09,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:09,241 INFO L244 Elim1Store]: Index analysis took 213 ms [2021-11-23 02:32:09,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-23 02:32:11,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:11,754 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:11,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:11,886 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:11,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,005 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,293 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,355 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,404 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,718 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,878 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:12,938 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,586 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,784 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,847 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,908 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:13,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,037 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,297 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,376 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,546 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,831 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:14,995 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,094 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,436 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,473 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:15,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:15,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:15,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:15,888 INFO L244 Elim1Store]: Index analysis took 154 ms [2021-11-23 02:32:16,030 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:32:16,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6492 treesize of output 6288 [2021-11-23 02:32:16,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:16,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:16,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,361 INFO L244 Elim1Store]: Index analysis took 128 ms [2021-11-23 02:32:16,420 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:32:16,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2616 treesize of output 1 [2021-11-23 02:32:16,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:16,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:16,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:16,736 INFO L244 Elim1Store]: Index analysis took 152 ms [2021-11-23 02:32:16,884 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:32:16,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2732 treesize of output 2528 [2021-11-23 02:32:16,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:17,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:17,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,202 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:17,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,338 INFO L244 Elim1Store]: Index analysis took 157 ms [2021-11-23 02:32:17,382 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:32:17,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2632 treesize of output 1 [2021-11-23 02:32:17,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:17,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:17,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-23 02:32:17,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:18,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:18,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:18,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:18,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-23 02:32:18,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:18,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:18,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-23 02:32:18,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:18,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:18,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-23 02:32:19,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-23 02:32:19,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:19,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:32:19,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:19,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-23 02:32:19,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:19,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-23 02:32:19,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:32:19,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:19,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-23 02:32:24,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:24,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:25,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:32:25,192 INFO L244 Elim1Store]: Index analysis took 508 ms [2021-11-23 02:32:31,838 WARN L227 SmtUtils]: Spent 6.20s on a formula simplification. DAG size of input: 152 DAG size of output: 126 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 02:32:31,838 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-23 02:32:31,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 169262 treesize of output 169716 [2021-11-23 02:41:16,269 WARN L227 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 3564 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-23 02:41:26,193 WARN L227 SmtUtils]: Spent 5.05s on a formula simplification that was a NOOP. DAG size: 3556 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)