./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.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_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/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_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/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_4c4091c5-692b-4ca7-8900-2b0905d1e307/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 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:10:10,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:10:10,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:10:10,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:10:10,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:10:10,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:10:10,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:10:10,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:10:10,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:10:10,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:10:10,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:10:10,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:10:10,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:10:10,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:10:10,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:10:10,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:10:10,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:10:10,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:10:10,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:10:10,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:10:10,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:10:10,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:10:10,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:10:10,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:10:10,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:10:10,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:10:10,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:10:10,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:10:10,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:10:10,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:10:10,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:10:10,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:10:10,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:10:10,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:10:10,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:10:10,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:10:10,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:10:10,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:10:10,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:10:10,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:10:10,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:10:10,453 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 19:10:10,505 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:10:10,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:10:10,506 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:10:10,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:10:10,514 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:10:10,514 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:10:10,514 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:10:10,515 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:10:10,515 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:10:10,515 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:10:10,516 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:10:10,517 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:10:10,517 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:10:10,517 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:10:10,517 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:10:10,518 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:10:10,518 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:10:10,518 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:10:10,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:10:10,519 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:10:10,519 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:10:10,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:10:10,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:10:10,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:10:10,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:10:10,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:10:10,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:10:10,522 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 19:10:10,523 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:10:10,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:10:10,523 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:10:10,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:10:10,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:10:10,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:10:10,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:10:10,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:10:10,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:10:10,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:10:10,525 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:10:10,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:10:10,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:10:10,526 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:10:10,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:10:10,526 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_4c4091c5-692b-4ca7-8900-2b0905d1e307/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea [2021-11-25 19:10:10,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:10:10,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:10:10,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:10:10,822 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:10:10,823 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:10:10,825 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-11-25 19:10:10,896 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/data/7586d24ba/a00d50f19c3c4e9894bbb2292615aed2/FLAG58ff8a320 [2021-11-25 19:10:11,635 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:10:11,636 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-11-25 19:10:11,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/data/7586d24ba/a00d50f19c3c4e9894bbb2292615aed2/FLAG58ff8a320 [2021-11-25 19:10:11,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/data/7586d24ba/a00d50f19c3c4e9894bbb2292615aed2 [2021-11-25 19:10:11,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:10:11,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:10:11,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:10:11,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:10:11,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:10:11,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:10:11" (1/1) ... [2021-11-25 19:10:11,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68bd794b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:11, skipping insertion in model container [2021-11-25 19:10:11,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:10:11" (1/1) ... [2021-11-25 19:10:11,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:10:11,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:10:12,314 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_4c4091c5-692b-4ca7-8900-2b0905d1e307/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-11-25 19:10:12,469 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_4c4091c5-692b-4ca7-8900-2b0905d1e307/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-11-25 19:10:12,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:10:12,535 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:10:12,591 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_4c4091c5-692b-4ca7-8900-2b0905d1e307/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-11-25 19:10:12,676 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_4c4091c5-692b-4ca7-8900-2b0905d1e307/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-11-25 19:10:12,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:10:12,730 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:10:12,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12 WrapperNode [2021-11-25 19:10:12,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:10:12,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:10:12,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:10:12,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:10:12,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (1/1) ... [2021-11-25 19:10:12,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (1/1) ... [2021-11-25 19:10:12,944 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-11-25 19:10:12,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:10:12,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:10:12,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:10:12,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:10:12,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (1/1) ... [2021-11-25 19:10:12,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (1/1) ... [2021-11-25 19:10:12,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (1/1) ... [2021-11-25 19:10:12,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (1/1) ... [2021-11-25 19:10:13,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (1/1) ... [2021-11-25 19:10:13,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (1/1) ... [2021-11-25 19:10:13,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (1/1) ... [2021-11-25 19:10:13,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:10:13,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:10:13,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:10:13,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:10:13,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (1/1) ... [2021-11-25 19:10:13,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:10:13,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:10:13,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:10:13,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:10:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:10:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 19:10:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 19:10:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:10:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:10:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:10:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:10:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:10:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:10:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:10:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 19:10:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:10:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:10:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:10:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:10:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:10:13,571 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:10:13,572 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:10:15,315 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:10:15,937 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:10:15,937 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-25 19:10:15,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:10:15 BoogieIcfgContainer [2021-11-25 19:10:15,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:10:15,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:10:15,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:10:15,949 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:10:15,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:10:11" (1/3) ... [2021-11-25 19:10:15,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f59321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:10:15, skipping insertion in model container [2021-11-25 19:10:15,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:12" (2/3) ... [2021-11-25 19:10:15,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f59321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:10:15, skipping insertion in model container [2021-11-25 19:10:15,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:10:15" (3/3) ... [2021-11-25 19:10:15,955 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test5-3.i [2021-11-25 19:10:15,962 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:10:15,962 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-11-25 19:10:16,032 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:10:16,046 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 19:10:16,047 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-11-25 19:10:16,075 INFO L276 IsEmpty]: Start isEmpty. Operand has 190 states, 166 states have (on average 1.8313253012048192) internal successors, (304), 181 states have internal predecessors, (304), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-25 19:10:16,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 19:10:16,078 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:10:16,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-25 19:10:16,080 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:10:16,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:10:16,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1340156, now seen corresponding path program 1 times [2021-11-25 19:10:16,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:10:16,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111283391] [2021-11-25 19:10:16,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:16,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:10:16,249 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:10:16,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [28608204] [2021-11-25 19:10:16,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:16,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:16,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:10:16,253 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:10:16,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:10:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:10:16,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:10:16,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:10:16,596 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 19:10:16,596 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:10:16,596 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:10:16,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111283391] [2021-11-25 19:10:16,597 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:10:16,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [28608204] [2021-11-25 19:10:16,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [28608204] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:10:16,598 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:10:16,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-25 19:10:16,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910283968] [2021-11-25 19:10:16,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:10:16,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:10:16,606 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:10:16,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:10:16,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:10:16,639 INFO L87 Difference]: Start difference. First operand has 190 states, 166 states have (on average 1.8313253012048192) internal successors, (304), 181 states have internal predecessors, (304), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:10:18,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:10:18,333 INFO L93 Difference]: Finished difference Result 528 states and 925 transitions. [2021-11-25 19:10:18,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:10:18,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-25 19:10:18,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:10:18,364 INFO L225 Difference]: With dead ends: 528 [2021-11-25 19:10:18,365 INFO L226 Difference]: Without dead ends: 312 [2021-11-25 19:10:18,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:10:18,377 INFO L933 BasicCegarLoop]: 200 mSDtfsCounter, 159 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:10:18,378 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 381 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-25 19:10:18,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2021-11-25 19:10:18,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 212. [2021-11-25 19:10:18,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 186 states have (on average 1.2473118279569892) internal successors, (232), 203 states have internal predecessors, (232), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 19:10:18,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 264 transitions. [2021-11-25 19:10:18,458 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 264 transitions. Word has length 3 [2021-11-25 19:10:18,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:10:18,459 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 264 transitions. [2021-11-25 19:10:18,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:10:18,459 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 264 transitions. [2021-11-25 19:10:18,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 19:10:18,463 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:10:18,463 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:10:18,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-25 19:10:18,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:18,689 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:10:18,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:10:18,690 INFO L85 PathProgramCache]: Analyzing trace with hash -938569559, now seen corresponding path program 1 times [2021-11-25 19:10:18,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:10:18,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257836774] [2021-11-25 19:10:18,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:18,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:10:18,903 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:10:18,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [56784209] [2021-11-25 19:10:18,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:18,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:18,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:10:18,908 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:10:18,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:10:20,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:10:20,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:10:20,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:10:20,211 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 19:10:20,211 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:10:20,211 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:10:20,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257836774] [2021-11-25 19:10:20,212 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:10:20,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56784209] [2021-11-25 19:10:20,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56784209] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:10:20,213 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:10:20,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:10:20,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11419674] [2021-11-25 19:10:20,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:10:20,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:10:20,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:10:20,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:10:20,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:10:20,216 INFO L87 Difference]: Start difference. First operand 212 states and 264 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:10:25,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:10:25,357 INFO L93 Difference]: Finished difference Result 312 states and 378 transitions. [2021-11-25 19:10:25,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:10:25,365 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-25 19:10:25,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:10:25,369 INFO L225 Difference]: With dead ends: 312 [2021-11-25 19:10:25,369 INFO L226 Difference]: Without dead ends: 311 [2021-11-25 19:10:25,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:10:25,371 INFO L933 BasicCegarLoop]: 181 mSDtfsCounter, 116 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:10:25,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 521 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2021-11-25 19:10:25,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-25 19:10:25,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 307. [2021-11-25 19:10:25,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 275 states have (on average 1.2036363636363636) internal successors, (331), 292 states have internal predecessors, (331), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 19:10:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 375 transitions. [2021-11-25 19:10:25,428 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 375 transitions. Word has length 48 [2021-11-25 19:10:25,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:10:25,428 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 375 transitions. [2021-11-25 19:10:25,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:10:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 375 transitions. [2021-11-25 19:10:25,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 19:10:25,433 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:10:25,433 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:10:25,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:10:25,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:25,661 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:10:25,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:10:25,662 INFO L85 PathProgramCache]: Analyzing trace with hash 969115508, now seen corresponding path program 1 times [2021-11-25 19:10:25,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:10:25,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538802255] [2021-11-25 19:10:25,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:25,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:10:25,874 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:10:25,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [978225080] [2021-11-25 19:10:25,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:25,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:25,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:10:25,879 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:10:25,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:10:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:10:27,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:10:27,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:10:27,348 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 19:10:27,348 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:10:27,348 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:10:27,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538802255] [2021-11-25 19:10:27,349 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:10:27,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [978225080] [2021-11-25 19:10:27,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [978225080] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:10:27,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:10:27,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:10:27,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432694655] [2021-11-25 19:10:27,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:10:27,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:10:27,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:10:27,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:10:27,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:10:27,351 INFO L87 Difference]: Start difference. First operand 307 states and 375 transitions. Second operand has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:10:28,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:10:28,614 INFO L93 Difference]: Finished difference Result 307 states and 375 transitions. [2021-11-25 19:10:28,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:10:28,628 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-25 19:10:28,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:10:28,632 INFO L225 Difference]: With dead ends: 307 [2021-11-25 19:10:28,632 INFO L226 Difference]: Without dead ends: 305 [2021-11-25 19:10:28,632 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:10:28,634 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 118 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:10:28,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 327 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 19:10:28,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-11-25 19:10:28,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 304. [2021-11-25 19:10:28,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 274 states have (on average 1.197080291970803) internal successors, (328), 289 states have internal predecessors, (328), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 19:10:28,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 372 transitions. [2021-11-25 19:10:28,657 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 372 transitions. Word has length 49 [2021-11-25 19:10:28,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:10:28,658 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 372 transitions. [2021-11-25 19:10:28,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:10:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 372 transitions. [2021-11-25 19:10:28,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 19:10:28,661 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:10:28,661 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:10:28,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 19:10:28,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-25 19:10:28,877 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:10:28,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:10:28,878 INFO L85 PathProgramCache]: Analyzing trace with hash -687852433, now seen corresponding path program 1 times [2021-11-25 19:10:28,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:10:28,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213516223] [2021-11-25 19:10:28,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:28,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:10:29,111 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:10:29,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1978121035] [2021-11-25 19:10:29,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:29,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:29,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:10:29,113 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:10:29,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 19:10:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:10:30,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:10:30,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:10:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:10:30,672 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:10:30,672 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:10:30,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213516223] [2021-11-25 19:10:30,672 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:10:30,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978121035] [2021-11-25 19:10:30,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1978121035] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:10:30,673 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:10:30,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:10:30,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549843827] [2021-11-25 19:10:30,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:10:30,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:10:30,674 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:10:30,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:10:30,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:10:30,675 INFO L87 Difference]: Start difference. First operand 304 states and 372 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:10:32,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:10:32,940 INFO L93 Difference]: Finished difference Result 589 states and 737 transitions. [2021-11-25 19:10:32,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:10:32,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-25 19:10:32,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:10:32,959 INFO L225 Difference]: With dead ends: 589 [2021-11-25 19:10:32,959 INFO L226 Difference]: Without dead ends: 357 [2021-11-25 19:10:32,961 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:10:32,963 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 76 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:10:32,963 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 346 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-25 19:10:32,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-11-25 19:10:32,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 353. [2021-11-25 19:10:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 313 states have (on average 1.2236421725239617) internal successors, (383), 338 states have internal predecessors, (383), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 19:10:32,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 447 transitions. [2021-11-25 19:10:32,989 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 447 transitions. Word has length 51 [2021-11-25 19:10:32,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:10:32,990 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 447 transitions. [2021-11-25 19:10:32,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:10:32,990 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 447 transitions. [2021-11-25 19:10:32,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 19:10:32,993 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:10:32,993 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:10:33,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-25 19:10:33,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:33,228 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:10:33,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:10:33,229 INFO L85 PathProgramCache]: Analyzing trace with hash 275991936, now seen corresponding path program 1 times [2021-11-25 19:10:33,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:10:33,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49585051] [2021-11-25 19:10:33,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:33,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:10:33,410 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:10:33,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [82702476] [2021-11-25 19:10:33,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:33,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:33,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:10:33,486 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:10:33,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 19:10:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:10:34,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:10:34,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:10:34,829 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 19:10:34,829 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:10:34,830 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:10:34,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49585051] [2021-11-25 19:10:34,830 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:10:34,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82702476] [2021-11-25 19:10:34,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [82702476] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:10:34,831 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:10:34,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:10:34,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522263859] [2021-11-25 19:10:34,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:10:34,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:10:34,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:10:34,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:10:34,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:10:34,835 INFO L87 Difference]: Start difference. First operand 353 states and 447 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 19:10:38,011 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:10:38,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:10:38,012 INFO L93 Difference]: Finished difference Result 678 states and 862 transitions. [2021-11-25 19:10:38,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:10:38,033 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 64 [2021-11-25 19:10:38,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:10:38,036 INFO L225 Difference]: With dead ends: 678 [2021-11-25 19:10:38,036 INFO L226 Difference]: Without dead ends: 351 [2021-11-25 19:10:38,037 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:10:38,038 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 11 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:10:38,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 328 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 44 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2021-11-25 19:10:38,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2021-11-25 19:10:38,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2021-11-25 19:10:38,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 311 states have (on average 1.2218649517684887) internal successors, (380), 336 states have internal predecessors, (380), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 19:10:38,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 444 transitions. [2021-11-25 19:10:38,087 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 444 transitions. Word has length 64 [2021-11-25 19:10:38,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:10:38,088 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 444 transitions. [2021-11-25 19:10:38,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 19:10:38,088 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 444 transitions. [2021-11-25 19:10:38,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 19:10:38,101 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:10:38,101 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:10:38,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-25 19:10:38,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:38,321 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:10:38,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:10:38,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1091525609, now seen corresponding path program 1 times [2021-11-25 19:10:38,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:10:38,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887716472] [2021-11-25 19:10:38,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:38,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:10:38,395 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:10:38,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1608793450] [2021-11-25 19:10:38,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:38,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:38,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:10:38,405 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:10:38,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 19:10:44,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:10:44,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 19:10:44,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:10:44,476 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 19:10:44,477 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:10:44,477 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:10:44,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887716472] [2021-11-25 19:10:44,477 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:10:44,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1608793450] [2021-11-25 19:10:44,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1608793450] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:10:44,478 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:10:44,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:10:44,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954149340] [2021-11-25 19:10:44,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:10:44,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:10:44,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:10:44,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:10:44,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:10:44,482 INFO L87 Difference]: Start difference. First operand 351 states and 444 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 19:10:47,474 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:10:47,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:10:47,964 INFO L93 Difference]: Finished difference Result 684 states and 880 transitions. [2021-11-25 19:10:47,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:10:47,972 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 77 [2021-11-25 19:10:47,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:10:47,975 INFO L225 Difference]: With dead ends: 684 [2021-11-25 19:10:47,975 INFO L226 Difference]: Without dead ends: 353 [2021-11-25 19:10:47,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:10:47,977 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 1 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:10:47,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 497 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2021-11-25 19:10:47,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-11-25 19:10:47,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2021-11-25 19:10:47,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 312 states have (on average 1.2243589743589745) internal successors, (382), 338 states have internal predecessors, (382), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-11-25 19:10:48,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 450 transitions. [2021-11-25 19:10:48,001 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 450 transitions. Word has length 77 [2021-11-25 19:10:48,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:10:48,002 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 450 transitions. [2021-11-25 19:10:48,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 19:10:48,002 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 19:10:48,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 19:10:48,004 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:10:48,004 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:10:48,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-11-25 19:10:48,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:48,217 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:10:48,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:10:48,218 INFO L85 PathProgramCache]: Analyzing trace with hash 465521, now seen corresponding path program 1 times [2021-11-25 19:10:48,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:10:48,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115961421] [2021-11-25 19:10:48,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:48,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:10:48,299 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:10:48,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1211804840] [2021-11-25 19:10:48,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:10:48,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:10:48,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:10:48,304 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:10:48,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4091c5-692b-4ca7-8900-2b0905d1e307/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-25 19:10:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:10:51,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 19:10:51,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:10:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 19:10:51,901 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:10:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:10:52,102 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:10:52,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115961421] [2021-11-25 19:10:52,102 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:10:52,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1211804840] [2021-11-25 19:10:52,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1211804840] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:10:52,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2133504102] [2021-11-25 19:10:52,128 INFO L159 IcfgInterpreter]: Started Sifa with 67 locations of interest [2021-11-25 19:10:52,128 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:10:52,138 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:10:52,143 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:10:52,143 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:10:52,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:52,356 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 19:10:52,357 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 19:10:52,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:52,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 19:10:52,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:52,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:52,441 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 19:10:52,441 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 19:10:52,456 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 19:10:52,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:52,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:52,472 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 19:10:52,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 19:10:52,500 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 19:10:52,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:52,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-25 19:10:52,582 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 19:10:52,595 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 19:10:53,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,012 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 19:10:53,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 19:10:53,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 19:10:53,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,104 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 19:10:53,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,147 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 19:10:53,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:10:53,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:10:53,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,243 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 19:10:53,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,313 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 19:10:53,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,342 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 19:10:53,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 55 [2021-11-25 19:10:53,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,400 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 19:10:53,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:10:53,537 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 19:10:53,545 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 19:10:53,549 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 19:10:53,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:10:53,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 19:10:53,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 19:10:53,650 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 19:10:53,656 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 19:10:53,662 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 19:10:53,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:10:53,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 19:10:53,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 19:10:53,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:10:53,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 19:10:53,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:10:53,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 19:11:02,092 WARN L227 SmtUtils]: Spent 8.01s 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 19:11:02,092 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 19:11:02,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 19:11:02,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:12,710 WARN L227 SmtUtils]: Spent 10.46s 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 19:11:12,711 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 19:11:12,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 19:11:12,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:13,290 INFO L244 Elim1Store]: Index analysis took 368 ms [2021-11-25 19:11:25,163 WARN L227 SmtUtils]: Spent 11.54s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:11:25,165 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 19:11:25,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 1377 [2021-11-25 19:11:25,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:25,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:25,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:25,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:25,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:25,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:25,848 INFO L244 Elim1Store]: Index analysis took 234 ms [2021-11-25 19:11:26,602 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 19:11:26,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-25 19:11:26,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:26,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:26,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:26,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:26,927 INFO L244 Elim1Store]: Index analysis took 138 ms [2021-11-25 19:11:26,942 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 19:11:26,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 19:11:27,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:27,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:27,600 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 19:11:27,601 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 38 treesize of output 20 [2021-11-25 19:11:27,681 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:27,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:27,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:28,085 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:11:28,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 19:11:28,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:28,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:28,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:28,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 19:11:28,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:28,397 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 19:11:28,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 19:11:28,427 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:28,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:28,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:28,550 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:28,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 19:11:28,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:28,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 19:11:28,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:28,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:29,341 INFO L354 Elim1Store]: treesize reduction 20, result has 62.3 percent of original size [2021-11-25 19:11:29,342 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 5 case distinctions, treesize of input 67 treesize of output 77 [2021-11-25 19:11:29,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:29,443 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:29,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:29,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:29,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 42 [2021-11-25 19:11:29,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:29,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:29,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:29,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:29,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:29,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-25 19:11:30,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,025 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 2674 treesize of output 2236 [2021-11-25 19:11:31,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:31,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6539 treesize of output 6095 [2021-11-25 19:11:31,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-25 19:11:31,474 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:31,503 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:31,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:31,581 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:31,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:31,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:31,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-25 19:11:32,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:32,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:32,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:32,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:32,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:32,781 INFO L354 Elim1Store]: treesize reduction 362, result has 69.0 percent of original size [2021-11-25 19:11:32,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 3142 [2021-11-25 19:11:32,928 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:32,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:33,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:33,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:33,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:33,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:33,281 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-25 19:11:33,755 INFO L354 Elim1Store]: treesize reduction 362, result has 68.8 percent of original size [2021-11-25 19:11:33,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 3042 [2021-11-25 19:11:34,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:34,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:34,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:34,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:34,139 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-25 19:11:34,261 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 19:11:34,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 6548 treesize of output 1 [2021-11-25 19:11:34,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:34,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:34,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:34,511 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 19:11:34,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2683 treesize of output 1 [2021-11-25 19:11:34,711 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:34,741 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:34,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:34,869 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:34,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:34,931 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:34,967 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:34,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:35,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:35,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:35,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:35,282 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:35,737 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:35,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:35,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:35,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:35,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:35,954 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:36,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:36,029 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:36,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:36,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:36,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:36,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:36,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:36,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:36,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:36,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:36,351 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-25 19:11:36,513 INFO L354 Elim1Store]: treesize reduction 4, result has 98.2 percent of original size [2021-11-25 19:11:36,513 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 1 case distinctions, treesize of input 2788 treesize of output 2552 [2021-11-25 19:11:36,581 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:36,606 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:36,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:36,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:36,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:36,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:36,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:36,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:36,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:36,927 INFO L354 Elim1Store]: treesize reduction 4, result has 98.2 percent of original size [2021-11-25 19:11:36,927 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 1 case distinctions, treesize of input 2688 treesize of output 2458 [2021-11-25 19:11:37,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:37,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:37,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:37,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:37,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:37,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:37,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:37,235 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-11-25 19:11:37,304 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:11:37,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6548 treesize of output 1 [2021-11-25 19:11:37,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:37,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:37,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:37,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:37,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:37,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:37,472 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:11:37,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2683 treesize of output 1 [2021-11-25 19:11:37,646 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:37,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:37,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:37,789 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:37,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:37,839 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:37,921 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:37,954 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:38,083 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:38,111 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:38,152 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:38,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:38,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:38,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:38,595 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:38,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:38,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:38,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:38,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:38,683 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-11-25 19:11:38,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 19:11:38,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:38,794 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:38,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:38,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:38,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:38,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:39,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:39,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:39,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,203 INFO L244 Elim1Store]: Index analysis took 181 ms [2021-11-25 19:11:39,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:11:39,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:39,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,511 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 2695 treesize of output 2239 [2021-11-25 19:11:39,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:39,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:39,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:39,777 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-11-25 19:11:39,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 19:11:40,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:40,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:40,389 INFO L244 Elim1Store]: Index analysis took 197 ms [2021-11-25 19:11:42,981 INFO L354 Elim1Store]: treesize reduction 563, result has 69.9 percent of original size [2021-11-25 19:11:42,982 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 9 case distinctions, treesize of input 2809 treesize of output 3650 [2021-11-25 19:11:43,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:43,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:43,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:43,527 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:43,557 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:43,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:44,062 INFO L244 Elim1Store]: Index analysis took 216 ms [2021-11-25 19:11:45,790 INFO L354 Elim1Store]: treesize reduction 566, result has 69.3 percent of original size [2021-11-25 19:11:45,791 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 9 case distinctions, treesize of input 2709 treesize of output 3521 [2021-11-25 19:11:46,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:46,412 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-25 19:11:46,685 INFO L354 Elim1Store]: treesize reduction 1840, result has 0.1 percent of original size [2021-11-25 19:11:46,685 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 9 case distinctions, treesize of input 2704 treesize of output 1 [2021-11-25 19:11:46,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:46,968 INFO L244 Elim1Store]: Index analysis took 208 ms [2021-11-25 19:11:48,454 INFO L354 Elim1Store]: treesize reduction 1918, result has 18.0 percent of original size [2021-11-25 19:11:48,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 6569 treesize of output 6521 [2021-11-25 19:11:49,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:49,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:49,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,583 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-11-25 19:11:49,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 19:11:49,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:49,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:49,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,789 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-11-25 19:11:49,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:11:49,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:49,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:49,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:49,984 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 2695 treesize of output 2239 [2021-11-25 19:11:50,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:50,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:50,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:50,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:50,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:50,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:50,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:50,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:50,165 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-11-25 19:11:50,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 19:11:50,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:50,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:50,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:50,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:50,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:50,631 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-25 19:11:50,631 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 2700 treesize of output 2260 [2021-11-25 19:11:50,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:50,758 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:50,797 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:50,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:50,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:50,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:51,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:51,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:51,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,139 INFO L244 Elim1Store]: Index analysis took 125 ms [2021-11-25 19:11:51,156 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:11:51,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:11:51,385 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:51,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,496 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-11-25 19:11:51,512 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:11:51,513 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 2695 treesize of output 2239 [2021-11-25 19:11:51,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:51,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:51,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:51,751 INFO L244 Elim1Store]: Index analysis took 145 ms [2021-11-25 19:11:51,770 INFO L354 Elim1Store]: treesize reduction 70, result has 1.4 percent of original size [2021-11-25 19:11:51,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 19:11:54,815 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:54,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:54,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:54,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:54,975 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,007 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,032 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,108 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,221 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,262 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,370 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,557 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,588 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,689 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,769 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:55,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:55,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:55,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:55,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2606 treesize of output 2236 [2021-11-25 19:11:56,088 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:56,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:56,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:56,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:56,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:56,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 19:11:56,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:56,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:56,316 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:56,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:56,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:56,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:56,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 19:11:56,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:56,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:56,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:56,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:56,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-25 19:11:57,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,366 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,504 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,875 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:57,992 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,072 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,110 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:58,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:58,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:58,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:58,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2606 treesize of output 2236 [2021-11-25 19:11:58,595 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:58,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:58,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:58,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:58,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:58,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 19:11:58,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,857 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:58,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:58,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:58,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:58,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:58,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 19:11:59,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:59,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:59,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:11:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:59,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:11:59,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-25 19:11:59,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:59,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:11:59,981 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:00,017 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:00,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:12:00,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:12:00,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,203 INFO L244 Elim1Store]: Index analysis took 102 ms [2021-11-25 19:12:00,223 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:12:00,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6492 treesize of output 6098 [2021-11-25 19:12:00,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:12:00,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,472 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:12:00,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2627 treesize of output 2239 [2021-11-25 19:12:00,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:12:00,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:00,735 INFO L244 Elim1Store]: Index analysis took 102 ms [2021-11-25 19:12:00,755 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:12:00,756 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 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-25 19:12:00,834 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:00,875 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:00,928 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:00,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:01,007 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:01,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:01,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:12:01,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:01,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:01,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:12:01,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:01,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:01,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:01,272 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-11-25 19:12:01,291 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:12:01,292 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 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-25 19:12:01,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:01,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:01,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:01,983 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,078 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,107 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,459 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,699 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,728 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:02,917 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:12:06,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:06,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:07,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:07,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:12:07,087 INFO L244 Elim1Store]: Index analysis took 234 ms [2021-11-25 19:12:11,661 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 19:12:11,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 168189 treesize of output 168457 [2021-11-25 19:14:30,387 WARN L227 SmtUtils]: Spent 6.88s on a formula simplification. DAG size of input: 1890 DAG size of output: 1891 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)