./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5eef0a1d7c251abc753eabb723fe850489bfd10ab147ced1a31e6821eaf88c98 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:24:18,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:24:18,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:24:18,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:24:18,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:24:18,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:24:18,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:24:18,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:24:18,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:24:18,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:24:18,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:24:18,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:24:18,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:24:18,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:24:18,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:24:18,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:24:18,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:24:18,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:24:18,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:24:18,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:24:18,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:24:18,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:24:18,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:24:18,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:24:18,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:24:18,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:24:18,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:24:18,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:24:18,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:24:18,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:24:18,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:24:18,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:24:18,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:24:18,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:24:18,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:24:18,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:24:18,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:24:18,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:24:18,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:24:18,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:24:18,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:24:18,521 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 19:24:18,567 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:24:18,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:24:18,568 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:24:18,569 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:24:18,570 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:24:18,576 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:24:18,576 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:24:18,576 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:24:18,576 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:24:18,576 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:24:18,577 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:24:18,578 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:24:18,578 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:24:18,578 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:24:18,578 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:24:18,578 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:24:18,579 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:24:18,579 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:24:18,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:24:18,580 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:24:18,580 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:24:18,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:24:18,580 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:24:18,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:24:18,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:24:18,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:24:18,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:24:18,583 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 19:24:18,583 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:24:18,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:24:18,583 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:24:18,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:24:18,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:24:18,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:24:18,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:24:18,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:24:18,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:24:18,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:24:18,585 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:24:18,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:24:18,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:24:18,585 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:24:18,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:24:18,586 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_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eef0a1d7c251abc753eabb723fe850489bfd10ab147ced1a31e6821eaf88c98 [2021-11-25 19:24:18,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:24:18,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:24:18,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:24:18,901 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:24:18,902 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:24:18,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-1.i [2021-11-25 19:24:18,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/data/a4d636a54/e453383358a84aa3be1c8767e47f70bb/FLAG64cb2e4e9 [2021-11-25 19:24:19,613 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:24:19,614 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-1.i [2021-11-25 19:24:19,634 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/data/a4d636a54/e453383358a84aa3be1c8767e47f70bb/FLAG64cb2e4e9 [2021-11-25 19:24:19,849 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/data/a4d636a54/e453383358a84aa3be1c8767e47f70bb [2021-11-25 19:24:19,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:24:19,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:24:19,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:24:19,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:24:19,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:24:19,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:24:19" (1/1) ... [2021-11-25 19:24:19,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c32613e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:19, skipping insertion in model container [2021-11-25 19:24:19,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:24:19" (1/1) ... [2021-11-25 19:24:19,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:24:19,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:24:20,489 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_3d175b1a-0d2d-4887-81f2-66979aab1ac4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-1.i[33021,33034] [2021-11-25 19:24:20,670 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_3d175b1a-0d2d-4887-81f2-66979aab1ac4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-1.i[45234,45247] [2021-11-25 19:24:20,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:24:20,693 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:24:20,729 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_3d175b1a-0d2d-4887-81f2-66979aab1ac4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-1.i[33021,33034] [2021-11-25 19:24:20,779 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_3d175b1a-0d2d-4887-81f2-66979aab1ac4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-1.i[45234,45247] [2021-11-25 19:24:20,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:24:20,844 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:24:20,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20 WrapperNode [2021-11-25 19:24:20,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:24:20,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:24:20,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:24:20,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:24:20,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (1/1) ... [2021-11-25 19:24:20,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (1/1) ... [2021-11-25 19:24:21,001 INFO L137 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-25 19:24:21,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:24:21,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:24:21,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:24:21,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:24:21,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (1/1) ... [2021-11-25 19:24:21,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (1/1) ... [2021-11-25 19:24:21,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (1/1) ... [2021-11-25 19:24:21,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (1/1) ... [2021-11-25 19:24:21,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (1/1) ... [2021-11-25 19:24:21,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (1/1) ... [2021-11-25 19:24:21,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (1/1) ... [2021-11-25 19:24:21,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:24:21,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:24:21,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:24:21,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:24:21,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (1/1) ... [2021-11-25 19:24:21,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:24:21,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:24:21,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:24:21,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:24:21,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:24:21,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 19:24:21,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 19:24:21,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:24:21,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:24:21,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:24:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-25 19:24:21,261 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-25 19:24:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:24:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:24:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:24:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:24:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 19:24:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:24:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:24:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:24:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:24:21,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:24:21,524 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:24:21,525 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:24:22,639 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:24:23,063 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:24:23,063 INFO L301 CfgBuilder]: Removed 62 assume(true) statements. [2021-11-25 19:24:23,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:24:23 BoogieIcfgContainer [2021-11-25 19:24:23,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:24:23,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:24:23,068 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:24:23,071 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:24:23,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:24:19" (1/3) ... [2021-11-25 19:24:23,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47ee7b64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:24:23, skipping insertion in model container [2021-11-25 19:24:23,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:24:20" (2/3) ... [2021-11-25 19:24:23,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47ee7b64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:24:23, skipping insertion in model container [2021-11-25 19:24:23,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:24:23" (3/3) ... [2021-11-25 19:24:23,078 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test8-1.i [2021-11-25 19:24:23,084 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:24:23,084 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-25 19:24:23,148 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:24:23,159 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 19:24:23,159 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-25 19:24:23,185 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 126 states have (on average 1.8095238095238095) internal successors, (228), 149 states have internal predecessors, (228), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 19:24:23,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 19:24:23,188 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:24:23,189 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-25 19:24:23,190 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:24:23,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:24:23,196 INFO L85 PathProgramCache]: Analyzing trace with hash 28647256, now seen corresponding path program 1 times [2021-11-25 19:24:23,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:24:23,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659025746] [2021-11-25 19:24:23,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:23,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:24:23,360 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:24:23,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [297350167] [2021-11-25 19:24:23,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:23,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:23,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:24:23,365 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:24:23,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:24:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:23,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 19:24:23,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:24:23,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:24:23,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 19:24:23,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:23,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 19:24:23,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:24:23,787 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:24:23,788 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:24:23,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659025746] [2021-11-25 19:24:23,789 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:24:23,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297350167] [2021-11-25 19:24:23,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297350167] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:24:23,790 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:24:23,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:24:23,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97073669] [2021-11-25 19:24:23,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:24:23,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:24:23,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:24:23,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:24:23,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:24:23,837 INFO L87 Difference]: Start difference. First operand has 158 states, 126 states have (on average 1.8095238095238095) internal successors, (228), 149 states have internal predecessors, (228), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:24:25,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:24:25,366 INFO L93 Difference]: Finished difference Result 368 states and 636 transitions. [2021-11-25 19:24:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:24:25,369 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-25 19:24:25,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:24:25,386 INFO L225 Difference]: With dead ends: 368 [2021-11-25 19:24:25,387 INFO L226 Difference]: Without dead ends: 208 [2021-11-25 19:24:25,392 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:24:25,398 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 57 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-25 19:24:25,399 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 503 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-25 19:24:25,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-11-25 19:24:25,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 160. [2021-11-25 19:24:25,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.310077519379845) internal successors, (169), 151 states have internal predecessors, (169), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 19:24:25,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 209 transitions. [2021-11-25 19:24:25,484 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 209 transitions. Word has length 4 [2021-11-25 19:24:25,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:24:25,485 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 209 transitions. [2021-11-25 19:24:25,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:24:25,485 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 209 transitions. [2021-11-25 19:24:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:24:25,488 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:24:25,489 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:24:25,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:24:25,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:25,704 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:24:25,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:24:25,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1765360856, now seen corresponding path program 1 times [2021-11-25 19:24:25,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:24:25,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192266775] [2021-11-25 19:24:25,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:25,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:24:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:25,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:24:25,829 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:24:25,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192266775] [2021-11-25 19:24:25,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192266775] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:24:25,829 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:24:25,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:24:25,830 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859704491] [2021-11-25 19:24:25,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:24:25,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:24:25,831 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:24:25,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:24:25,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:24:25,832 INFO L87 Difference]: Start difference. First operand 160 states and 209 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:24:27,802 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:24:29,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:24:29,059 INFO L93 Difference]: Finished difference Result 297 states and 393 transitions. [2021-11-25 19:24:29,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:24:29,060 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-25 19:24:29,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:24:29,063 INFO L225 Difference]: With dead ends: 297 [2021-11-25 19:24:29,063 INFO L226 Difference]: Without dead ends: 204 [2021-11-25 19:24:29,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:24:29,066 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 51 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:24:29,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 508 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2021-11-25 19:24:29,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-11-25 19:24:29,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 160. [2021-11-25 19:24:29,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.302325581395349) internal successors, (168), 151 states have internal predecessors, (168), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 19:24:29,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 208 transitions. [2021-11-25 19:24:29,086 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 208 transitions. Word has length 26 [2021-11-25 19:24:29,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:24:29,086 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 208 transitions. [2021-11-25 19:24:29,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:24:29,086 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions. [2021-11-25 19:24:29,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 19:24:29,088 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:24:29,088 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:24:29,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 19:24:29,088 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:24:29,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:24:29,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1462000852, now seen corresponding path program 1 times [2021-11-25 19:24:29,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:24:29,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104683737] [2021-11-25 19:24:29,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:29,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:24:29,300 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:24:29,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [749530593] [2021-11-25 19:24:29,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:29,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:29,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:24:29,309 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:24:29,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:24:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:29,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:24:29,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:24:30,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:24:30,002 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:24:30,002 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:24:30,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104683737] [2021-11-25 19:24:30,002 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:24:30,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749530593] [2021-11-25 19:24:30,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749530593] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:24:30,003 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:24:30,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:24:30,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687101828] [2021-11-25 19:24:30,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:24:30,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:24:30,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:24:30,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:24:30,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:24:30,006 INFO L87 Difference]: Start difference. First operand 160 states and 208 transitions. Second operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:24:31,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:24:31,225 INFO L93 Difference]: Finished difference Result 247 states and 334 transitions. [2021-11-25 19:24:31,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:24:31,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-25 19:24:31,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:24:31,235 INFO L225 Difference]: With dead ends: 247 [2021-11-25 19:24:31,235 INFO L226 Difference]: Without dead ends: 246 [2021-11-25 19:24:31,236 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:24:31,237 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 71 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 541 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:24:31,238 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 541 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 19:24:31,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-11-25 19:24:31,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 213. [2021-11-25 19:24:31,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 177 states have (on average 1.2542372881355932) internal successors, (222), 199 states have internal predecessors, (222), 24 states have call successors, (24), 5 states have call predecessors, (24), 4 states have return successors, (24), 9 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-25 19:24:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 270 transitions. [2021-11-25 19:24:31,260 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 270 transitions. Word has length 30 [2021-11-25 19:24:31,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:24:31,261 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 270 transitions. [2021-11-25 19:24:31,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:24:31,261 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 270 transitions. [2021-11-25 19:24:31,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 19:24:31,262 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:24:31,263 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:24:31,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-25 19:24:31,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:31,476 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:24:31,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:24:31,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1922613802, now seen corresponding path program 1 times [2021-11-25 19:24:31,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:24:31,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505952449] [2021-11-25 19:24:31,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:31,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:24:31,617 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:24:31,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [489309810] [2021-11-25 19:24:31,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:31,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:31,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:24:31,621 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:24:31,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:24:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:32,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:24:32,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:24:32,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:24:32,471 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:24:32,471 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:24:32,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505952449] [2021-11-25 19:24:32,471 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:24:32,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [489309810] [2021-11-25 19:24:32,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [489309810] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:24:32,472 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:24:32,472 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:24:32,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181532526] [2021-11-25 19:24:32,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:24:32,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:24:32,473 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:24:32,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:24:32,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:24:32,474 INFO L87 Difference]: Start difference. First operand 213 states and 270 transitions. Second operand has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:24:33,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:24:33,588 INFO L93 Difference]: Finished difference Result 213 states and 270 transitions. [2021-11-25 19:24:33,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:24:33,595 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-11-25 19:24:33,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:24:33,597 INFO L225 Difference]: With dead ends: 213 [2021-11-25 19:24:33,597 INFO L226 Difference]: Without dead ends: 212 [2021-11-25 19:24:33,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:24:33,599 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 190 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:24:33,600 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [190 Valid, 286 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 19:24:33,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-11-25 19:24:33,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2021-11-25 19:24:33,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 177 states have (on average 1.2485875706214689) internal successors, (221), 198 states have internal predecessors, (221), 24 states have call successors, (24), 5 states have call predecessors, (24), 4 states have return successors, (24), 9 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-25 19:24:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 269 transitions. [2021-11-25 19:24:33,633 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 269 transitions. Word has length 31 [2021-11-25 19:24:33,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:24:33,634 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 269 transitions. [2021-11-25 19:24:33,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:24:33,635 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 269 transitions. [2021-11-25 19:24:33,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 19:24:33,636 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:24:33,636 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:24:33,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-25 19:24:33,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:33,837 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:24:33,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:24:33,837 INFO L85 PathProgramCache]: Analyzing trace with hash 1907968587, now seen corresponding path program 1 times [2021-11-25 19:24:33,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:24:33,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060383913] [2021-11-25 19:24:33,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:33,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:24:33,940 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:24:33,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1997377932] [2021-11-25 19:24:33,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:33,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:33,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:24:33,945 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:24:33,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 19:24:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:34,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 1604 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:24:34,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:24:34,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:24:34,834 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:24:34,835 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:24:34,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060383913] [2021-11-25 19:24:34,835 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:24:34,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997377932] [2021-11-25 19:24:34,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1997377932] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:24:34,836 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:24:34,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:24:34,836 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296903876] [2021-11-25 19:24:34,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:24:34,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:24:34,837 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:24:34,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:24:34,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:24:34,838 INFO L87 Difference]: Start difference. First operand 212 states and 269 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 19:24:36,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:24:36,035 INFO L93 Difference]: Finished difference Result 432 states and 547 transitions. [2021-11-25 19:24:36,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:24:36,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 39 [2021-11-25 19:24:36,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:24:36,038 INFO L225 Difference]: With dead ends: 432 [2021-11-25 19:24:36,038 INFO L226 Difference]: Without dead ends: 247 [2021-11-25 19:24:36,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:24:36,041 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 47 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:24:36,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 357 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 19:24:36,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2021-11-25 19:24:36,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 244. [2021-11-25 19:24:36,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 208 states have (on average 1.2307692307692308) internal successors, (256), 229 states have internal predecessors, (256), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 10 states have call predecessors, (25), 25 states have call successors, (25) [2021-11-25 19:24:36,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 306 transitions. [2021-11-25 19:24:36,060 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 306 transitions. Word has length 39 [2021-11-25 19:24:36,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:24:36,060 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 306 transitions. [2021-11-25 19:24:36,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 19:24:36,061 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 306 transitions. [2021-11-25 19:24:36,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 19:24:36,063 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:24:36,063 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:24:36,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 19:24:36,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:36,276 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:24:36,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:24:36,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1515966491, now seen corresponding path program 1 times [2021-11-25 19:24:36,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:24:36,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803505848] [2021-11-25 19:24:36,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:36,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:24:36,364 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:24:36,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [375036320] [2021-11-25 19:24:36,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:36,365 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:36,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:24:36,366 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:24:36,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 19:24:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:37,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 19:24:37,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:24:37,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 19:24:37,263 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:24:37,264 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:24:37,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803505848] [2021-11-25 19:24:37,264 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:24:37,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375036320] [2021-11-25 19:24:37,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375036320] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:24:37,265 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:24:37,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:24:37,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817438990] [2021-11-25 19:24:37,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:24:37,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:24:37,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:24:37,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:24:37,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:24:37,267 INFO L87 Difference]: Start difference. First operand 244 states and 306 transitions. Second operand has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 19:24:38,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:24:38,459 INFO L93 Difference]: Finished difference Result 471 states and 599 transitions. [2021-11-25 19:24:38,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:24:38,470 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 52 [2021-11-25 19:24:38,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:24:38,472 INFO L225 Difference]: With dead ends: 471 [2021-11-25 19:24:38,472 INFO L226 Difference]: Without dead ends: 248 [2021-11-25 19:24:38,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:24:38,476 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 1 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 542 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:24:38,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 542 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 19:24:38,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2021-11-25 19:24:38,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2021-11-25 19:24:38,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 210 states have (on average 1.2380952380952381) internal successors, (260), 233 states have internal predecessors, (260), 25 states have call successors, (25), 5 states have call predecessors, (25), 6 states have return successors, (27), 10 states have call predecessors, (27), 25 states have call successors, (27) [2021-11-25 19:24:38,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 312 transitions. [2021-11-25 19:24:38,495 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 312 transitions. Word has length 52 [2021-11-25 19:24:38,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:24:38,495 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 312 transitions. [2021-11-25 19:24:38,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 19:24:38,496 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 312 transitions. [2021-11-25 19:24:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 19:24:38,498 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:24:38,499 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:24:38,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-25 19:24:38,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-25 19:24:38,712 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:24:38,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:24:38,713 INFO L85 PathProgramCache]: Analyzing trace with hash -581800247, now seen corresponding path program 1 times [2021-11-25 19:24:38,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:24:38,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767665739] [2021-11-25 19:24:38,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:38,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:24:38,780 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:24:38,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [826748919] [2021-11-25 19:24:38,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:38,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:38,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:24:38,784 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:24:38,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d175b1a-0d2d-4887-81f2-66979aab1ac4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 19:24:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:39,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 19:24:39,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:24:40,064 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 19:24:40,065 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:24:40,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 19:24:40,268 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:24:40,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767665739] [2021-11-25 19:24:40,268 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:24:40,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826748919] [2021-11-25 19:24:40,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [826748919] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:24:40,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1321111581] [2021-11-25 19:24:40,290 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-25 19:24:40,290 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:24:40,295 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:24:40,300 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:24:40,301 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:24:40,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:24:40,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 19:24:40,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:24:40,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,449 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 19:24:40,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-11-25 19:24:40,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,481 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 19:24:40,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-25 19:24:40,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,565 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 19:24:40,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 19:24:40,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:24:40,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-25 19:24:40,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:24:40,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2021-11-25 19:24:40,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 19:24:40,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:40,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-25 19:24:40,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 19:24:41,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:24:41,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:24:41,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2021-11-25 19:24:41,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-11-25 19:24:41,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:24:41,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 19:24:41,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 19:24:41,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:24:41,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:24:41,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:24:41,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,485 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 19:24:41,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 19:24:41,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 19:24:41,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 19:24:41,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:24:41,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 19:24:41,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:24:41,735 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 19:24:41,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 60 [2021-11-25 19:24:41,769 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 19:24:41,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2021-11-25 19:24:41,837 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 19:24:41,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 50 [2021-11-25 19:24:41,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 19:24:41,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:24:41,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:24:41,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 19:24:41,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:41,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 19:24:42,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:24:42,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 19:24:42,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 19:24:42,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:24:42,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:24:50,861 WARN L227 SmtUtils]: Spent 8.47s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:24:50,863 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 19:24:50,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 19:24:50,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:01,705 WARN L227 SmtUtils]: Spent 10.69s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:25:01,706 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 19:25:01,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 19:25:02,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:02,516 INFO L244 Elim1Store]: Index analysis took 508 ms [2021-11-25 19:25:16,805 WARN L227 SmtUtils]: Spent 13.81s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:25:16,806 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 19:25:16,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 19:25:17,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:17,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:17,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:17,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:17,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:17,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:17,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:17,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:17,581 INFO L244 Elim1Store]: Index analysis took 158 ms [2021-11-25 19:25:17,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 19:25:17,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:17,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:18,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:18,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:18,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:18,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:18,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:18,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:18,137 INFO L244 Elim1Store]: Index analysis took 243 ms [2021-11-25 19:25:18,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2021-11-25 19:25:18,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:18,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:18,959 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 19:25:18,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 19:25:19,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:19,359 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:25:19,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 19:25:19,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:19,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 19:25:19,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:19,710 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 19:25:19,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 19:25:19,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:19,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2021-11-25 19:25:19,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:20,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:20,096 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:25:20,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 19:25:20,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:20,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:20,273 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-25 19:25:20,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 16 [2021-11-25 19:25:20,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:20,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-11-25 19:25:20,481 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:20,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:21,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:21,718 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:21,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:21,775 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:21,819 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:21,854 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:21,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:21,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:21,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:21,976 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:22,005 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:22,126 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:22,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:22,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:22,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:22,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:22,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:22,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:22,538 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:25:22,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3118 treesize of output 2892 [2021-11-25 19:25:22,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:22,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:22,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:22,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:22,828 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:22,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:22,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:22,954 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:23,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:23,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:23,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:23,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:23,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:23,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:23,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:23,229 INFO L244 Elim1Store]: Index analysis took 150 ms [2021-11-25 19:25:23,370 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:25:23,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1259 treesize of output 1027 [2021-11-25 19:25:23,429 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:23,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:23,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:23,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:23,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:23,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:23,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:23,828 INFO L244 Elim1Store]: Index analysis took 121 ms [2021-11-25 19:25:23,842 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:25:23,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3106 treesize of output 2668 [2021-11-25 19:25:24,141 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,301 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,607 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,645 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,678 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,894 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:24,976 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:25,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:25,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:25,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:25,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:25,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:25,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:25,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:25,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:25,864 INFO L244 Elim1Store]: Index analysis took 140 ms [2021-11-25 19:25:25,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3130 treesize of output 2674 [2021-11-25 19:25:25,949 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,006 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,032 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,169 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,240 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,279 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:26,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:26,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:26,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:26,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:26,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:26,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:26,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:26,539 INFO L244 Elim1Store]: Index analysis took 183 ms [2021-11-25 19:25:26,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1271 treesize of output 809 [2021-11-25 19:25:26,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,694 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:26,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:26,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:26,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:27,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:27,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:27,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:27,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:27,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:27,158 INFO L244 Elim1Store]: Index analysis took 186 ms [2021-11-25 19:25:27,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3118 treesize of output 2668 [2021-11-25 19:25:27,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:27,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:27,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:27,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:27,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:27,628 INFO L244 Elim1Store]: Index analysis took 119 ms [2021-11-25 19:25:27,884 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-11-25 19:25:27,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 3130 treesize of output 2736 [2021-11-25 19:25:28,020 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,056 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,075 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:28,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:28,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:28,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:28,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:28,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:28,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:28,538 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-11-25 19:25:28,650 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 19:25:28,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1271 treesize of output 855 [2021-11-25 19:25:28,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,872 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:28,914 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:29,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:29,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:29,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,305 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-11-25 19:25:29,354 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:25:29,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3118 treesize of output 1 [2021-11-25 19:25:29,571 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:29,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:29,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:29,686 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-11-25 19:25:29,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3130 treesize of output 2674 [2021-11-25 19:25:29,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:29,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:29,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:29,888 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:29,921 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:30,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:30,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:30,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3118 treesize of output 2668 [2021-11-25 19:25:30,308 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:30,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:30,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:30,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:30,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,555 INFO L244 Elim1Store]: Index analysis took 147 ms [2021-11-25 19:25:30,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1241 treesize of output 791 [2021-11-25 19:25:30,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:30,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:30,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:30,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:30,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:30,897 INFO L244 Elim1Store]: Index analysis took 161 ms [2021-11-25 19:25:31,065 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 19:25:31,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1241 treesize of output 837 [2021-11-25 19:25:31,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:31,153 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:31,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:31,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:31,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:31,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:31,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:31,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:31,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:31,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:31,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:31,348 INFO L244 Elim1Store]: Index analysis took 101 ms [2021-11-25 19:25:31,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1241 treesize of output 791 [2021-11-25 19:25:31,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:31,422 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:31,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:31,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:31,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:31,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:31,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:31,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:31,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1241 treesize of output 791 [2021-11-25 19:25:31,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:31,646 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:31,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:31,974 INFO L244 Elim1Store]: Index analysis took 224 ms [2021-11-25 19:25:33,111 INFO L354 Elim1Store]: treesize reduction 1351, result has 27.9 percent of original size [2021-11-25 19:25:33,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 1280 treesize of output 1333 [2021-11-25 19:25:33,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:33,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:33,535 INFO L244 Elim1Store]: Index analysis took 206 ms [2021-11-25 19:25:35,028 INFO L354 Elim1Store]: treesize reduction 847, result has 53.5 percent of original size [2021-11-25 19:25:35,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 3139 treesize of output 3652 [2021-11-25 19:25:35,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:35,888 INFO L244 Elim1Store]: Index analysis took 245 ms [2021-11-25 19:25:36,585 INFO L354 Elim1Store]: treesize reduction 1803, result has 2.5 percent of original size [2021-11-25 19:25:36,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 3127 treesize of output 2717 [2021-11-25 19:25:37,967 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,146 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,210 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,364 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:38,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:38,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:38,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:39,450 INFO L354 Elim1Store]: treesize reduction 430, result has 63.0 percent of original size [2021-11-25 19:25:39,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3118 treesize of output 3404 [2021-11-25 19:25:39,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:39,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:39,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:39,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:39,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:39,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1220 treesize of output 788 [2021-11-25 19:25:39,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:39,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:39,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:39,863 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:39,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:39,930 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:40,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:40,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:40,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:40,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:40,179 INFO L244 Elim1Store]: Index analysis took 168 ms [2021-11-25 19:25:40,793 INFO L354 Elim1Store]: treesize reduction 805, result has 31.0 percent of original size [2021-11-25 19:25:40,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1259 treesize of output 1171 [2021-11-25 19:25:40,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:41,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:41,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:41,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:41,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:41,259 INFO L244 Elim1Store]: Index analysis took 149 ms [2021-11-25 19:25:41,483 INFO L354 Elim1Store]: treesize reduction 1154, result has 0.1 percent of original size [2021-11-25 19:25:41,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3106 treesize of output 1 [2021-11-25 19:25:41,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:41,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:41,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:41,865 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:41,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:42,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:42,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:42,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:42,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3109 treesize of output 2671 [2021-11-25 19:25:42,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:42,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:42,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:42,320 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:42,346 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:42,384 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:42,423 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:42,457 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:25:42,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:42,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:42,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:42,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:42,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1250 treesize of output 806 [2021-11-25 19:25:42,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:42,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:25:42,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:42,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:42,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3097 treesize of output 2665 [2021-11-25 19:25:44,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:44,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:44,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:45,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:25:45,103 INFO L244 Elim1Store]: Index analysis took 294 ms [2021-11-25 19:25:51,727 WARN L227 SmtUtils]: Spent 6.17s on a formula simplification. DAG size of input: 152 DAG size of output: 126 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:25:51,728 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 19:25:51,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 105685 treesize of output 106943 [2021-11-25 19:33:54,991 WARN L227 SmtUtils]: Spent 5.82s on a formula simplification. DAG size of input: 2327 DAG size of output: 2327 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)